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https://www.jpl.nasa.gov/news/nasa-instruments-on-rosetta-start-comet-science	NASA Instruments on Rosetta Start Comet Science	Three NASA science instruments aboard the European Space Agency's (ESA) Rosetta spacecraft are beginning observations and sending science data back to Earth.	Three NASA science instruments aboard the European Space Agency's (ESA) Rosetta spacecraft, which is set to become the first to orbit a comet and land a probe on its nucleus, are beginning observations and sending science data back to Earth.Launched in March 2004, Rosetta was reactivated in January 2014 after a record ...
https://www.jpl.nasa.gov/news/dynamic-nasa-built-weather-sensors-enlisted-to-track-tropical-cyclones	Dynamic NASA-Built Weather Sensors Enlisted to Track Tropical Cyclones	Known as COWVR and TEMPEST, the duo is demonstrating that smaller, less expensive science instruments can play an important role in weather forecasting.	NASA recently built two weather instruments to test the potential of small, low-cost sensors to do some of the work of bulkier, pricier satellites. Both instruments have exceeded expectations as trial runs, and they are already delivering useful forecast information for the most devastating of storms, tropical cyclones...
https://www.jpl.nasa.gov/news/shuttle-imaging-radar-a-acquires-new-geologic-information	Shuttle Imaging Radar-A Acquires New Geologic Information	New geologic information in remote tropical, arid, and heavily vegetated areas was acquired by JPL's imaging radar on NASA's second space shuttle flight in November 1981, as reported in the Dec. 3, 1982, edition of Science magazine.	New geologic information in remote tropical, arid, and heavily vegetated areas was acquired by JPL's imaging radar on NASA's second space shuttle flight in November 1981, as reported in the Dec. 3, 1982, edition of Science magazine.The experiment, called Shuttle Imaging Radar-A (SIR-A), penetrated cloud cover, varying ...
https://www.jpl.nasa.gov/news/nasas-phoenix-mars-lander-continues-tests-with-rasp	NASA's Phoenix Mars Lander Continues Tests with Rasp	The team operating NASA's Phoenix Mars Lander plans to tell the lander today to do a second, larger test of using a motorized rasp to produce and gather shavings of frozen ground.	TUCSON, Ariz. -- The team operating NASA's Phoenix Mars Lander plans to tell the lander today to do a second, larger test of using a motorized rasp to produce and gather shavings of frozen ground.The planned test is a preparation for putting a similar sample into one of Phoenix's laboratory ovens in coming days. Th...
https://www.jpl.nasa.gov/news/radar-for-mars-gets-flight-tests-at-nasa-dryden	Radar for Mars Gets Flight Tests at NASA Dryden	In a series of diving flights, an F/A-18 aircraft at NASA's Dryden Flight Research Center in California is carrying a test model of the radar for the next landing on Mars.	Southern California's high desert has been a stand-in for Mars for NASA technology testing many times over the years. And so it is again, in a series of flights by an F/A-18 aircraft to test the landing radar for NASA's Mars Science Laboratory mission.The flight profile is designed to have the F/A-18 climb to 40,000 fe...
https://www.jpl.nasa.gov/news/nasa-dawn-reveals-recent-changes-in-ceres-surface	NASA Dawn Reveals Recent Changes in Ceres' Surface	Observations of Ceres have detected recent variations in its surface, revealing that the dwarf planet is a dynamic body that continues to evolve and change.	Observations of Ceres have detected recent variations in its surface, revealing that the only dwarf planet in the inner solar system is a dynamic body that continues to evolve and change.NASA's Dawn mission has found recently exposed deposits that give us new information on the materials in the crust and how they ...
https://www.jpl.nasa.gov/news/journey-to-a-metal-rich-world-nasas-psyche-is-ready-to-launch	Journey to a Metal-Rich World: NASA’s Psyche Is Ready to Launch	The spacecraft is targeting an Oct. 13 liftoff atop a Falcon Heavy rocket. Its destination, a metal-rich asteroid, may tell us more about how planets form.	In less than 24 hours,NASA’s Psychespacecraft is slated to launch from the agency’s Kennedy Space Center in Florida. With its sights set on a mysterious asteroid of the same name, Psyche is NASA’s first scientific mission to be launched on aSpaceX Falcon Heavyrocket.Launch is set for 10:19 a.m. EDT on Friday, Oct. 13, ...
https://www.jpl.nasa.gov/news/small-asteroid-is-earths-constant-companion	Small Asteroid Is Earth's Constant Companion	A small asteroid has been discovered in an orbit around the sun that keeps it as a constant companion of Earth, and it will remain so for centuries to come.	A small asteroid has been discovered in an orbit around the sun that keeps it as a constant companion of Earth, and it will remain so for centuries to come.As it orbits the sun, this new asteroid, designated 2016 HO3, appears to circle around Earth as well. It is too distant to be considered a true satellite of our pla...
https://www.jpl.nasa.gov/news/mars-image-takes-earth-photo-event-to-a-new-world	Mars Image Takes Earth Photo Event to a New World	When some Mars explorers learned of plans for a worldwide photography event combining shots taken from thousands of different locations on May 2, 2010, they figured, "Why just one world?"	When some Mars explorers learned of plans for a worldwide photography event combining shots taken from thousands of different locations on May 2, 2010, they figured, "Why just one world?"A New York Times photography blog, Lens, proposed the event and has received more than 12,000 images from around the world. Plus one...
https://www.jpl.nasa.gov/news/study-helps-explain-sea-ice-differences-at-earths-poles	Study Helps Explain Sea Ice Differences at Earth's Poles	Why is Antarctic sea ice cover increasing while Arctic sea ice is diminishing rapidly? A NASA-led study finds the geology of Antarctica and the Southern Ocean are responsible.	Why has the sea ice cover surrounding Antarctica been increasing slightly, in sharp contrast to the drastic loss of sea ice occurring in the Arctic Ocean? A new NASA-led study finds the geology of Antarctica and the Southern Ocean are responsible.A NASA/NOAA/university team led by Son Nghiem of NASA's Jet Propulsion La...
https://www.jpl.nasa.gov/news/ganymede-may-harbor-club-sandwich-of-oceans-and-ice	Ganymede May Harbor 'Club Sandwich' of Oceans and Ice	Jupiter's largest moon might be stacked with multiple layers of oceans and ice.	The largest moon in our solar system, a companion to Jupiter named Ganymede, might have ice and oceans stacked up in several layers like a club sandwich, according to new NASA-funded research that models the moon's makeup.Previously, the moon was thought to harbor a thick ocean sandwiched between just two layers of ice...
https://www.jpl.nasa.gov/news/jupiter-orbiter-nears-first-visit-to-small-moon-dusty-ring	Jupiter Orbiter Nears First Visit to Small Moon, Dusty Ring	As Galileo approaches Jupiter, it will skim past Amalthea at 06:19 on Nov. 5, Universal Time (10:19 p.m. Nov. 4, Pacific Standard Time).	Before starting its 35th and final orbit around Jupiter next week, NASA's Galileo spacecraft will visit three intriguing features of the giant planet's neighborhood for the first time: a small moon named Amalthea, a dusty ring and the inner region of Jupiter's high-energy magnetic environment."We're excited about this ...
https://www.jpl.nasa.gov/news/jpl-instrument-successfully-launched-to-measure-ocean-winds	JPL Instrument Successfully Launched to Measure Ocean Winds	Japan's Advanced Earth Observing Satellite (ADEOS) carrying a JPL instrument designed to measure global ocean surface winds was launched from Tanegashima Space Center in Japan at 6:53 Pacific time tonight.	Japan's Advanced Earth Observing Satellite (ADEOS) carrying a JPL instrument designed to measure global ocean surface winds was launched from Tanegashima Space Center in Japan at 6:53 Pacific time tonight.Launched on a Japanese H-II rocket and destined for a 800- kilometer (497-mile) high circular orbit above the Earth...
https://www.jpl.nasa.gov/news/getting-the-big-picture-on-houstons-air-pollution	Getting the Big Picture on Houston's Air Pollution	Now the Multi-angle Imaging SpectroRadiometer, an instrument that flies on NASA's Terra satellite and is managed by the Jet Propulsion Laboratory, is stepping in to help researchers find out exactly where, how much and what type of pollution is in Houston.	Houston has a serious air quality problem. Since 1999, the Texas city has exchanged titles with Los Angeles as having the most polluted air in the United States defined by the number of days each city violates federal smog standards.Now the Multi-angle Imaging SpectroRadiometer, an instrument that flies on NASA's Terra...
https://www.jpl.nasa.gov/news/witch-head-brews-baby-stars	'Witch Head' Brews Baby Stars	Can you see the profile of a wicked witch in this new infrared image from the WISE mission?	A witch appears to be screaming out into space in this new image from NASA's Wide-Field Infrared Survey Explorer, or WISE. The infrared portrait shows the Witch Head nebula, named after its resemblance to the profile of a wicked witch. Astronomers say the billowy clouds of the nebula, where baby stars are brewing, are ...
https://www.jpl.nasa.gov/news/flowing-antarctic-ice-mapped-10-times-more-accurately	Flowing Antarctic Ice Mapped 10 Times More Accurately	The new map of the flow speeds of ice throughout Antarctica will improve our understanding of the vast continent and of future sea level rise.	Far more accurate than any previous map, this new representation of glacier flows in Antarctica opens the door to an improved understanding of the vast continent and the future pace of sea level rise. To create the new map, researchers at the University of California, Irvine, and NASA's Jet Propulsion Laboratory in Pas...
https://www.jpl.nasa.gov/news/major-ocean-observing-satellite-starts-providing-science-data	Major Ocean-Observing Satellite Starts Providing Science Data	Sentinel-6 Michael Freilich, the latest spacecraft to monitor sea surface height, releases its first science measurements to users.	After six months of check-out and calibration in orbit, theSentinel-6 Michael Freilichsatellite will make its first two data streams available to the public on June 22. It launched from Vandenberg Air Force Base in California on Nov. 21, 2020, and is a U.S.-European collaboration to measure sea surface height and other...
https://www.jpl.nasa.gov/news/oneil-named-manager-of-2003-2005-mars-sample-return-missions	O'Neil Named Manager of 2003, 2005 Mars Sample Return Missions	William J. O'Neil, who served as project manager of NASA's Galileo mission to Jupiter at the Jet Propulsion Laboratory, Pasadena, CA from 1990 to 1998, has been named manager of the agency's first two Mars sample return missions, scheduled for launches in 2003 and 2005.	William J. O'Neil, who served as project manager of NASA's Galileo mission to Jupiter at the Jet Propulsion Laboratory, Pasadena, CA from 1990 to 1998, has been named manager of the agency's first two Mars sample return missions, scheduled for launches in 2003 and 2005.O'Neil, who was appointed in mid-November, had ser...
https://www.jpl.nasa.gov/news/airsar-completes-commercial-applications-mission	AIRSAR Completes Commercial Applications Mission	NASA's Airborne Synthetic Aperture Radar (AIRSAR) recently completed a series of Earth Science flights designed to explore commercial applications of scientific data.	NASA's Airborne Synthetic Aperture Radar (AIRSAR) recently completed a series of Earth Science flights designed to explore commercial applications of scientific data.During October and November, Dryden's DC-8 Flying Laboratory had been outfitted with the AIRSAR instrument operated by scientists from the Jet Propulsion ...
https://www.jpl.nasa.gov/news/nasa-and-french-space-agency-sign-agreement-for-mars-mission	NASA and French Space Agency Sign Agreement for Mars Mission	NASA and the French Space Agency (CNES), signed an implementing agreement Monday for cooperation on a future NASA Mars lander called InSight.	NASA Administrator Charles Bolden and Jean-Yves Le Gall, president of the National Center of Space Studies of France (CNES), signed an implementing agreement Monday for cooperation on a future NASA Mars lander called the Interior Exploration Using Seismic Investigations, Geodesy, and Heat Transport (InSight) mission."T...
https://www.jpl.nasa.gov/news/nasa-mars-mission-connects-with-bosnian-town	NASA Mars Mission Connects With Bosnian Town	A letter from NASA was presented to the mayor of Jezero, Bosnia-Herzegovina, honoring the connection between the town and Jezero Crater, the Mars 2020 rover landing site.	Today, a letter from NASA's director of Mars Exploration, James Watzin, was presented to the mayor of Jezero, Bosnia and Herzegovina, honoring the connection between the small Balkan town and Jezero Crater, the landing site for the Mars 2020 rover. U.S. Ambassador Eric Nelson delivered the letter to Mayor Snezana Ruzuc...
https://www.jpl.nasa.gov/news/nasa-insight-study-provides-clearest-look-ever-at-martian-core	NASA InSight Study Provides Clearest Look Ever at Martian Core	A pair of quakes in 2021 sent seismic waves deep into the Red Planet’s core, giving scientists the best data yet on its size and composition.	While NASAretired its InSightMars lander in December, the trove of data from its seismometer will be pored over for decades to come. By looking at seismic waves the instrument detected from a pair of temblors in 2021, scientists have been able to deduce that Mars’ liquid iron core is smaller and denser than previously ...
https://www.jpl.nasa.gov/news/rosettas-philae-makes-historic-first-landing-on-a-comet	Rosetta's 'Philae' Makes Historic First Landing on a Comet	After a daring seven-hour descent from its mother ship, the European Space Agency's Philae lander achieves a space exploration milestone: the first-ever landing on a comet.	After more than a decade traveling through space, a robotic lander built by the European Space Agency has made the first-ever soft landing of a spacecraft on a comet.Mission controllers at ESA's mission operations center in Darmstadt, Germany, received a signal confirming that the Philae lander had touched down on come...
https://www.jpl.nasa.gov/news/nasa-announces-spectacular-day-of-the-comet	NASA Announces Spectacular Day of the Comet	After a voyage of 173 days and 431 million kilometers (268 million miles), NASA's Deep Impact spacecraft will get up-close and personal with comet Tempel 1 on July 4 (EDT).	After a voyage of 173 days and 431 million kilometers (268 million miles), NASA's Deep Impact spacecraft will get up-close and personal with comet Tempel 1 on July 4 (EDT).The first of its kind, hyper-speed impact between space-borne iceberg and copper-fortified probe is scheduled for approximately 1:52 a.m. EDT on Ind...
https://www.jpl.nasa.gov/news/nasa-highlights-drought-mars-arctic-warming-at-science-conference	NASA Highlights Drought, Mars, Arctic Warming at Science Conference	NASA researchers, including some from JPL, will present new findings on a wide range of Earth and space science topics next week at the annual meeting of the American Geophysical Union in San Francisco.	NASA researchers, including some from the Jet Propulsion Laboratory, will present new findings on a wide range of Earth and space science topics next week at the annual meeting of the American Geophysical Union (AGU), Dec. 15-19 at the Moscone Convention Center in San Francisco.NASA-related media briefings streamed by ...
https://www.jpl.nasa.gov/news/nasa-spacecraft-images-mars-moon-in-color-and-in-3d	NASA Spacecraft Images Mars Moon in Color and in 3D	A new stereo view of Phobos, the larger and inner of Mars' two tiny moons, has been captured by a NASA spacecraft orbiting Mars.	PASADENA, Calif. -- A new stereo view of Phobos, the larger and inner of Mars' two tiny moons, has been captured by a NASA spacecraft orbiting Mars.The High Resolution Imaging Science Experiment (HiRISE) on NASA's Mars Reconnaissance Orbiter took two images of Phobos 10 minutes apart on March 23. Scientists combined th...
https://www.jpl.nasa.gov/news/mars-mission-components-delivered-to-florida	Mars Mission Components Delivered to Florida	The aeroshell and cruise stage for NASA's Mars Science Laboratory spacecraft arrived at NASA's Kennedy Space Center, Fla., Thursday night from California and Colorado.	An Air Force C-17 transport plane delivered the heat shield, back shell and cruise stage of the Mars Science Laboratory spacecraft to NASA's Kennedy Space Center, Fla., on May 12, 2011. The heat shield and back shell together form the aeroshell, which will encapsulate the mission's rover and descent stage. The cruise s...
https://www.jpl.nasa.gov/news/seven-ways-mars-insight-is-different	Seven Ways Mars InSight is Different	NASA has sent lots of missions to Mars, but InSight will stand apart in a number of ways.	NASA's Mars InSight lander team is preparing to ship the spacecraft from Lockheed Martin Space in Denver, where it was built and tested, to Vandenberg Air Force Base in California, where it will become the first interplanetary mission to launch from the West Coast. The project is led by NASA's Jet Propulsion Labora...
https://www.jpl.nasa.gov/news/toutatis-one-of-the-strangest-objects-in-the-solar-system	Toutatis One of the Strangest Objects in the Solar System	Two NASA-sponsored scientists studying the Earth-crossing asteroid 4179 Toutatis with radio telescopes have found it to be one of the strangest objects in the solar system, with a highly irregular shape and an extraordinarily complex "tumbling" rotation.	Two NASA-sponsored scientists studying the Earth-crossing asteroid 4179 Toutatis with radio telescopes have found it to be one of the strangest objects in the solar system, with a highly irregular shape and an extraordinarily complex "tumbling" rotation.Both its shape and rotation are thought to be the outcome of a his...
https://www.jpl.nasa.gov/news/descent-into-a-frozen-underworld	Descent into a Frozen Underworld	A JPL robotics researcher tested new technologies in ice caves near an active volcano in Antarctica.	JPL tests robotics in ice caves near active volcanoMt. Erebus is at the end of our world -- and offers a portal to another.It's our planet's southernmost active volcano, reaching 12,448 feet (3,794 meters) above Ross Island in Antarctica. Temperatures at the surface are well below freezing most of the year, but that do...
https://www.jpl.nasa.gov/news/billion-pixel-view-of-mars-comes-from-curiosity-rover	Billion-Pixel View of Mars Comes From Curiosity Rover	A billion-pixel view from the surface of Mars, from NASA's Mars rover Curiosity, offers armchair explorers a way to examine one part of the Red Planet in great detail.	PASADENA, Calif. -- A billion-pixel view from the surface of Mars, from NASA's Mars rover Curiosity, offers armchair explorers a way to examine one part of the Red Planet in great detail.The first NASA-produced view from the surface of Mars larger than one billion pixels stitches together nearly 900 exposures taken by ...
https://www.jpl.nasa.gov/news/space-radar-views-ancient-chinese-climate-quake-faults	Space Radar Views Ancient Chinese Climate, Quake Faults	Geologists at NASA's Jet Propulsion Laboratory have used radar images of Earth captured by a 1994 shuttle mission to study past climate change and earthquake faults in the desert of northwest China.	Geologists at NASA's Jet Propulsion Laboratory have used radar images of Earth captured by a 1994 shuttle mission to study past climate change and earthquake faults in the desert of northwest China."The radar is a very sophisticated mapping tool that helped us pinpoint where we wanted to do our field studies," said Dr....
https://www.jpl.nasa.gov/news/spirits-surroundings-beckon-in-color-panorama	Spirit's Surroundings Beckon in Color Panorama	The first 360-degree color view from NASA's Spirit Mars Exploration Rover presents a range of tempting targets from nearby rocks to hills on the horizon.	The first 360-degree color view from NASA's Spirit Mars Exploration Rover presents a range of tempting targets from nearby rocks to hills on the horizon."The whole panorama is there before us," said rover science- team member Dr. Michael Malin of Malin Space Science Systems, San Diego. "It's a great opening to the next...
https://www.jpl.nasa.gov/news/as-sea-level-rises-beaches-shrink	As Sea Level Rises, Beaches Shrink	The increase looks small, but the consequences are potentially huge. Rising sea level threatens to inundate low-lying regions, such as the Chesapeake, and dramatically increase coastal and beach erosion around the world.	Stack two dimes on top of each other. Their height is a tiny fraction less than global sea level is rising each year. The increase looks small, but the consequences are potentially huge. Rising sea level threatens to inundate low-lying regions, such as the Chesapeake, and dramatically increase coastal and beach erosion...
https://www.jpl.nasa.gov/news/arecibo-radar-returns-with-asteroid-phaethon-images	Arecibo Radar Returns with Asteroid Phaethon Images	Months after Hurricane Maria, the Arecibo Observatory Planetary Radar has resumed normal operations, providing high-resolution images of the asteroid 3200 Phaethon Earth flyby.	Updated Version as of 11 am PST: corrections include close approach distance and size comparison to asteroid Bennu.After several months of downtime since Hurricane Maria struck the island of Puerto Rico, the Arecibo Observatory Planetary Radar has returned to normal operation, providing the highest-resolution images to...
https://www.jpl.nasa.gov/news/phoenix-revises-method-to-deliver-icy-sample	Phoenix Revises Method to Deliver Icy Sample	Phoenix's robotic arm will use a revised collection-and-delivery sequence overnight Sunday with the goal of depositing an icy soil sample in the lander's oven.	TUCSON, Ariz. - NASA's Phoenix Mars Lander's robotic arm will use a revised collection-and-delivery sequence overnight Sunday with the goal of depositing an icy soil sample in the lander's oven."We are going to modify the process we ran on Sol 60 to acquire another icy sample and attempt to deliver it to TEGA," the The...
https://www.jpl.nasa.gov/news/nasas-science-resources-help-agencies-respond-to-katrina	NASA's Science Resources Help Agencies Respond to Katrina	NASA science instruments and Earth-orbiting satellites are providing detailed insight about the environmental impact caused by Hurricane Katrina.	NASA science instruments and Earth-orbiting satellites are providing detailed insight about the environmental impact caused by Hurricane Katrina. Images and data are helping characterize the extent of flooding; damage to homes, businesses and infrastructure; and potential hazards caused by the storm and its ...
https://www.jpl.nasa.gov/news/nasas-curiosity-rover-begins-next-mars-chapter	NASA's Curiosity Rover Begins Next Mars Chapter	After collecting drilled rock powder from a very scenic area, NASA's Curiosity rover is driving toward uphill destinations as part of its two-year mission extension.	After collecting drilled rock powder in arguably the most scenic landscape yet visited by a Mars rover, NASA's Curiosity mobile laboratory is driving toward uphill destinations as part of its two-year mission extension that commenced Oct. 1.The destinations include a ridge capped with material rich in the iron-oxide mi...
https://www.jpl.nasa.gov/news/nasa-uses-earth-as-laboratory-to-study-distant-worlds	NASA Uses Earth as Laboratory to Study Distant Worlds	A new study uses Earth as a stand-in for an exoplanet and shows that even with very little light -- as little as one pixel -- it is still possible to measure key characteristics of distant worlds.	The study of exoplanets -- planets that lie outside our solar system -- could help scientists answer big questions about our place in the universe, and whether life exists beyond Earth. But, these distant worlds are extremely faint and difficult to image directly. A new study uses Earth as a stand-in for an exoplanet, ...
https://www.jpl.nasa.gov/news/mars-curiosity-celebrates-sol-2000	Mars Curiosity Celebrates Sol 2,000	NASA's Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day on the Red Planet. An image mosaic taken recently offers a preview of what comes next.	NASA's Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day, or sol, on the Red Planet. An image mosaic taken by the rover in January offers a preview of what comes next.Looming over the image is Mount Sharp, the mound Curiosity has been climbing since September 2014. In the center of the im...