Cassini Finds Saturn Moon May Have Tipped Over

Saturn's icy, ocean-bearing moon Enceladus may have tipped over in the distant past, according to recent research from NASA's Cassini mission.

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High-Silica 'Halos' Shed Light on Wet Ancient Mars

Pale "halos" around fractures in bedrock analyzed by NASA's Curiosity Mars rover contain copious silica, indicating that ancient Mars had liquid water for a long time.

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NASA to Announce New Astronaut Class on June 7

After evaluating a record number of applications, NASA will introduce its new astronaut candidates at 2 p.m. EDT Wednesday, June 7, from the agency’s Johnson Space Center in Houston.

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NASA to Make Announcement About First Mission to Touch Sun

NASA will make an announcement about the agency’s first mission to fly directly into our sun’s atmosphere during an event at 11 a.m. EDT Wednesday, May 31, from the University of Chicago’s William Eckhardt Research Center Auditorium. The event will air live on NASA Television and the agency’s website.

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NASA to Air Launch of Next International Space Station Resupply Mission

NASA commercial cargo provider SpaceX is targeting its eleventh commercial resupply services mission to the International Space Station for 5:55 p.m. EDT Thursday, June 1. Launch coverage will begin on NASA Television and the agency’s website at 5:15 p.m., followed by the post-launch news conference at 7:30 p.m.

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A Whole New Jupiter: First Science Results from NASA's Juno Mission

Early results from NASA's Juno mission to Jupiter portray the largest planet in our solar system as a complex, gigantic, turbulent world.

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A Whole New Jupiter: First Science Results from NASA’s Juno Mission

Early science results from NASA’s Juno mission to Jupiter portray the largest planet in our solar system as a complex, gigantic, turbulent world, with Earth-sized polar cyclones, plunging storm systems that travel deep into the heart of the gas giant.

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Collapsing Star Gives Birth to a Black Hole

Astronomers have watched as a massive, dying star was likely reborn as a black hole.

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James Webb Space Telescope Available for Media Viewing at NASA’s Johnson Space Center

Media are invited to NASA’s Johnson Space Center in Houston to view the James Webb Space Telescope and talk to experts about upcoming cryogenic vacuum tests at 10:15 a.m. CDT Wednesday, May 31.

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NASA Discovers a New Mode of Ice Loss in Greenland

A NASA study finds during Greenland's two hottest summers on record, ice in Rink Glacier didn't just melt faster, it slid through the glacier's interior in a gigantic wave.

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Cassini Looks on as Solstice Arrives at Saturn

NASA's veteran Cassini spacecraft has reached a new milestone as of today: Saturnian solstice.

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NASA Moves Up Launch of Psyche Mission to a Metal Asteroid

Psyche, NASA's mission to a unique metal asteroid, has moved up one year, with launch in the summer of 2022, and a planned arrival at the main belt asteroid in 2026.

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NASA Acting Administrator Statement on Fiscal Year 2018 Budget Proposal

The following is a statement from NASA acting Administrator Robert Lightfoot on the Fiscal Year 2018 budget proposal released Tuesday.

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Astronomers Confirm Orbital Details of TRAPPIST-1h

Astronomers used NASA's Kepler space telescope to confirm the orbital period of the outermost TRAPPIST-1 planet.

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NASA to Discuss FY2018 Budget Proposal, Provide Virtual Tours of Centers

NASA will hold a series of events Tuesday, May 23, highlighting the agency's Fiscal Year 2018 budget proposal.

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Media Invited to Demonstration of NASA UAS Traffic Management Technologies

Media are invited to see the latest technologies NASA is working on as part of its Unmanned Aircraft System (UAS) Traffic Management (UTM) project Thursday, May 25, at the Reno-Stead Airport in Reno, Nevada.

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NASA TV Coverage Set for May 23 Space Station Contingency Spacewalk

NASA astronauts Peggy Whitson and Jack Fischer are preparing for an unscheduled spacewalk outside the International Space Station Tuesday, May 23. Live coverage will begin at 6:30 a.m. EDT on NASA Television and the agency’s website.

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NASA to Discuss First Science Results from Juno Jupiter Mission

Scientists from NASA's Juno mission to Jupiter will discuss their first in-depth science results in a media telecon at 11 a.m. PDT (2 p.m. EDT) Thursday, May 25.

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NASA's Juno Spacecraft Completes Fifth Science Pass of Jupiter

NASA's Juno mission accomplished a close flyby of Jupiter on May 19, successfully completing its fifth science orbit.

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NASA to Discuss First Science Results from Juno Mission to Jupiter

Scientists from NASA’s Juno mission to Jupiter will discuss their first in-depth science results in a media teleconference at 2 p.m. EDT Thursday, May 25, when multiple papers with early findings will be published online by the journal Science and Geophysical Research Letters.

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NASA to Discuss FY2018 Budget Proposal, Provide Virtual Tours of Centers

NASA will hold a series of events May 23, highlighting the agency’s Fiscal Year 2018 budget proposal, including a televised State of NASA address by acting Administrator Robert Lightfoot and Facebook Live virtual tours of NASA’s 10 centers, where innovation is enabling exploration and discovery.

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Two NASA Astronauts Inducted into U.S. Astronaut Hall of Fame

Two veteran NASA astronauts, Ellen Ochoa and Michael Foale, joined the ranks of the U.S. Astronaut Hall of Fame Friday.

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'Warm Neptune' Has Unexpectedly Primitive Atmosphere

A study combining observations from NASA's Hubble and Spitzer space telescopes reveals that the distant planet HAT-P-26b has a primitive atmosphere composed almost entirely of hydrogen and helium.

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NASA Highlights Science on Next Resupply Mission to International Space Station

NASA will host a media teleconference at 10 a.m. EDT Friday, May 26, to discuss select science investigations launching on the next SpaceX commercial resupply flight to the International Space Station.

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NASA Selects Facilities Operations, Maintenance Support Services Contractor

NASA has selected URS Federal Services Inc. of Germantown, Maryland, to provide facilities operations and maintenance support services at the agency’s Marshall Space Flight Center in Huntsville, Alabama.

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NASA's CPEX Tackles a Weather Fundamental

A field campaign this June has a real shot at improving meteorologists' ability to answer some of the most fundamental weather questions: Where will it rain? When? How much?

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Scientists Look to Skies to Improve Tsunami Detection

A team of scientists has developed a new approach to assist in development of timely tsunami detection systems, using measurements of how tsunamis disturb Earth's atmosphere.

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NASA Asks Scientific Community to Think on Possible Europa Lander Instruments

NASA is asking scientists to consider what would be the best instruments to include on a mission to land on Jupiter's icy moon, Europa.

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Film Premiere - 'To The Rescue'

"To the Rescue," chronicling JPL's efforts to save the prestigious, expensive, myopic Hubble Space Telescope, premieres Tuesday evening, May 23 at Caltech. Admission is free on a first-come, first-served basis.

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Utah Students to Speak to NASA Astronauts on International Space Station

Utah students will speak with NASA astronauts living and working aboard the International Space Station at 12:40 p.m. EDT Friday, May 19. The 20-minute, Earth-to-space call will air live on NASA Television and the agency’s website.

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Movie Shows Ceres at Opposition from Sun

NASA's Dawn spacecraft successfully observed Ceres at opposition on April 29, taking images from a position exactly between the sun and Ceres' surface.

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Mars Rover Opportunity Begins Study of Valley's Origin

NASA's Mars rover Opportunity has reached the main destination of its current two-year extended mission -- an ancient fluid-carved valley on the inner slope of a crater rim.

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NASA Astronauts Inducted into Hall of Fame, Live May 19 on NASA Television

Two NASA astronauts, both with one-of-a-kind career credits, will be honored Friday, May 19, when they are inducted into the U.S. Astronaut Hall of Fame. The ceremony will air live on NASA Television and the agency’s website at 1 p.m. EDT.

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NASA Holds Media Teleconference Today on Exploration Mission-1 Status

NASA will provide an update on the status of Exploration Mission-1, the first integrated flight of NASA’s Space Launch System (SLS) rocket and Orion spacecraft, during a media teleconference at 3 p.m. EDT today, May 12.

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Honeywell and NASA Fuse Hip-Hop and Physics to Inspire Middle School Students

Honeywell and NASA are bringing FMA Live! Forces in Motion, an award-winning hip-hop educational experience, to middle school students along the east coast this spring.

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Observatories Combine to Crack Open the Crab Nebula

Astronomers have produced a highly detailed image of the Crab Nebula by combining data from telescopes spanning nearly the entire breadth of the electromagnetic spectrum.

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Merging Galaxies Have Enshrouded Black Holes

Galaxies that are far along in the merging process are completely covered in a cocoon of gas and dust, a study using NuSTAR finds.

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NASA TV Coverage Set for 200th Spacewalk at International Space Station

NASA astronauts Peggy Whitson and Flight Engineer Jack Fischer will perform a landmark 200th spacewalk at the International Space Station Friday, May 12. Live coverage will begin at 6:30 a.m. EDT on NASA Television and the agency’s website.

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NASA Delivers Detectors for ESA's Euclid Spacecraft

Three detector systems for the Euclid mission have been delivered to Europe for the spacecraft's infrared instrument.

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Alaska Tundra Source of Early-Winter Carbon Emissions

Warmer temperatures and thawing soils may be driving an increase in emissions of carbon dioxide from Alaskan tundra to the atmosphere, particularly during the early winter.

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MIT to Participate in Live Q&A with International Space Station

Massachusetts Institute of Technology (MIT) students will participate in a live question-and-answer session with an alumnus astronaut aboard the International Space Station on Wednesday, May 10.

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Is Climate Changing Cloud Heights? Too Soon to Say

With 10 years of MISR satellite data, scientists suspected global cloud heights might be getting lower. With 15 years of data, they've found it's too early to say for sure.

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NASA Rover Samples Active Linear Dune on Mars

As it drives uphill from a band of rippled sand dunes, NASA's Curiosity Mars rover is toting a fistful of dark sand for onboard analysis that will complete its investigation of those dunes.

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Dawn Mission Honored by RNASA Foundation

Members of NASA's Dawn mission were honored with awards from the Rotary National Award for Space Achievement (RNASA) Foundation at a banquet in Houston on April 28, 2017.

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NASA News Conference, Media Availability with Next Space Station Crew

NASA astronauts Joe Acaba and Mark Vande Hei and their Russian crewmate Alexander Misurkin, who are part of an upcoming International Space Station crew, will conduct a news conference and be available for media interviews Wednesday, May 10, at NASA’s Johnson Space Center in Houston.

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AIRS: 15 Years of Seeing What's in the Air

The 15-year-old AIRS instrument is an asset for weather forecasters and climate scientists worldwide, providing detailed 3-D maps of the atmosphere's weather-making layer.

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NASA Awards Omnibus Multidiscipline Engineering Services Contract

NASA has awarded the Omnibus Multidiscipline Engineering Services (OMES) II contract to Science Applications International Corporation (SAIC) of McLean, Virginia, to support the Applied Engineering and Technology Directorate, located at NASA's Goddard Space Flight Center in Greenbelt, Maryland.

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New Tool May Assist US Regional Sea Level Planning

A new tool may help planners and decision makers identify key regions of the U.S. coastline that are vulnerable to regional sea level changes on 10- to 20-year timescales.

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NASA Opens Media Accreditation for Next SpaceX Space Station Cargo Launch

Media accreditation now is open for launch of the next SpaceX commercial cargo resupply services mission to the International Space Station, currently targeted for Thursday, June 1.

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New Movie Shows Cassini's First Dive over Saturn

A new movie sequence of images from NASA's Cassini shows the view as the spacecraft swooped over Saturn during its first Grand Finale dive on April 26.

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Cassini Finds 'The Big Empty' Close to Saturn

As Cassini prepares for its second dive between Saturn and its rings, engineers are pleased that data from the mission's April 26 dive show the region is largely dust-free.

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NASA Spacecraft Dives Between Saturn and Its Rings

NASA's Cassini spacecraft is back in contact with Earth after its successful first-ever dive through the narrow gap between the planet Saturn and its rings on April 26, 2017.

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