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NASA Day of Remembrance

Amy Resnik touches the Space Shuttle Challenger Memorial after a wreath laying ceremony as part of NASA’s Day of Remembrance, Thursday, Jan. 30, 2020, at Arlington National Cemetery.

Chandra Spots a Mega-Cluster of Galaxies in the Making

Astronomers using data from NASA's Chandra X-ray Observatory and other telescopes have put together a detailed map of a rare collision between four galaxy clusters.

Spitzer Observes TRAPPIST-1

Spitzer Space Telescope, one of agency’s great observatories, one of Spitzer's great discoveries was that of the TRAPPIST-1 star, an ultra-cool dwarf, which has seven Earth-size planets orbiting it.

Setting the Stage for Artemis Testing

All eyes are on south Mississippi with this month’s delivery and installation of NASA’s Space Launch System.

Martin Luther King Day of Service at NASA Headquarters

The Amidon-Bowen Elementary School choir performs at the MLK Day of Service.

Liftoff of SpaceX's In-Flight Abort Test

SpaceX's Falcon 9 rocket lifts off from Launch Complex 39A at the Kennedy Space Center at 10:30 a.m. EST on Jan. 19, 2020.

Hubble Views Galaxy From Famous Catalog

This bright, somewhat blob-like object — seen in this image taken by the NASA/ESA Hubble Space Telescope — is a galaxy named NGC 1803. It is about 200 million light-years away, in the southern constellation of Pictor (the Painter’s Easel), and it was di

Cuatro Cienegas Basin, Mexico

In the northern Mexican state of Cohuilla lies the Cuatro Cienegas Basin.

Astronauts Nick Hague and Anne McClain at the National Air and Space Museum

NASA astronauts Nick Hague and Anne McClain talk about their experiences onboard the International Space Station at the Smithsonian National Air and Space Museum in D.C.

NASA's Juno Spacecraft Has a Close Encounter with Jupiter

A multitude of swirling clouds in Jupiter's dynamic North North Temperate Belt is captured in this image from NASA's Juno spacecraft.

Welcoming NASA’s Newest Astronauts

NASA welcomed 11 new astronauts to its ranks Friday.

What Happens When Planets Collide

This artist’s concept illustrates a catastrophic collision between two rocky exoplanets, turning both into dusty debris.

TESS Finds First Earth-Size Planet in the Habitable Zone

TOI 700 d is the first Earth-size habitable-zone planet discovered by TESS, NASA's Transiting Exoplanet Survey Satellite.

The Next Step in Testing Rockets to Take Humanity to the Moon

On Jan.1, 2020, ​​NASA Administrator Jim Bridenstine tweeted: "Making progress! The massive @NASA_SLS core stage is moving to Building 110 at the Michoud Assembly Facility.

Hubble Sights Galaxy’s Celestial Sequins

This smattering of celestial sequins is a spiral galaxy named NGC 4455, located in the northern constellation of Coma Berenices (Berenice’s Hair). This might sound like an odd name for a constellation — and in fact it is somewhat unusual. It’s the only

Glittering Lights of Earth As Seen From the Space Station

Stars glitter in the night sky above the Earth's atmospheric glow.

Galactic Pyrotechnics From 23 Million Light Years Away

NGC 4258, a galaxy about 23 million light years away, is the site of impressive, ongoing fireworks.

Exploring the Night Sky with Hubble’s Caldwell Catalog

This loose collections of stars, known as an open star cluster, is image 100 of the Caldwell catalog.

Astronaut Christina Koch Poised to Make History Again

NASA astronaut Christina Koch makes observations from the International space Station's cupola.

Morocco's Anti-Atlas Mountains

The Anti-Atlas Mountains of Morocco formed as a result of the collision of the African and Eurasian tectonic plates about 80 million years ago.

Stellar Snowflake Cluster

The newly revealed infant stars appear as pink and red specks toward the center and appear to have formed in regularly spaced intervals along linear structures.

Hubble’s Close-Up of Spiral’s Disk, Bulge

​This image from the NASA/ESA Hubble Space Telescope shows IC 2051, a galaxy in the southern constellation of Mensa (the Table Mountain) lying about 85 million light-years away. It is a spiral galaxy, as evidenced by its characteristic whirling, pinwheelin

This Week in NASA History: 3rd Hubble Servicing Mission – Dec. 19, 1999

This week in 1999, space shuttle Discovery, mission STS-103, launched from NASA’s Kennedy Space Center on the third Hubble Space Telescope servicing mission.

Galaxy Gathering Brings Warmth

As the holiday season approaches, people in the northern hemisphere will gather indoors to stay warm. In keeping with the season, astronomers have studied two groups of galaxies that are rushing together and producing their own warmth.

Hubble Views Galaxy’s Dazzling Display

​NGC 3175 is located around 50 million light-years away in the constellation of Antlia (the Air Pump). The galaxy can be seen slicing across the frame in this Hubble image, with its mix of bright patches of glowing gas, dark lanes of dust, bright core, and

A Treat for the International Space Station's First Crew

In this image from December 2000, the Expedition One crew--the first to permanently inhabit the International Space Station--are about to eat a treat of fresh oranges.

Brilliance at Night: The Americas in Darkness

This image of North and South America at night is a composite assembled from data acquired by the Suomi NPP satellite in April and October 2012.

Earth's Changing Ice

Meltwater lakes form on the surface of Greenland’s Petermann Glacier.

Progress 73 Cargo Craft Departs the Station

To make room for the latest cargo craft on Nov. 29, Progress 73 departed the station after undocking from the Pirs docking compartment.

Hubble Spots Galaxy’s Dramatic Details

Some of the most dramatic events in the universe occur when certain stars die — and explode catastrophically in the process. When these star deaths, or supernovae, occur, their brightness can rival the light of a whole galaxy. The galaxy NGC 5468, shown in

Luca Parmitano Works to Upgrade a Cosmic Particle Detector

European Space Agency astronaut and current International Space Station Commander Luca Parmitano and ​crewmate Andrew Morgan (out of frame) performed the third spacewalk to repair the Alpha Magnetic Spectrometer.

Carina Nebula's 'Mystic Mountain'

Within the tempestuous Carina Nebula lies “Mystic Mountain.”

‘Robot Hotel’ Launching to the International Space Station

Robots need a place to stay in space, too. NASA is attaching a “robot hotel” to the outside of the International Space Station with the upcoming launch of the Robotic Tool Stowage (RiTS).

Glancing Back

Just after its close flyby of Jupiter on Nov. 3, 2019, NASA's Juno spacecraft caught this striking view of Jupiter's southern hemisphere as the spacecraft sped away from the giant planet. This image captures massive cyclones near Jupiter's south pole, as wel

Black Hole Nurtures Baby Stars a Million Light-Years Away

Black holes are famous for ripping objects apart, including stars. But now, astronomers have uncovered a black hole that may have sparked the births of stars over a mind-boggling distance, and across multiple galaxies.

Thanksgiving 2019 Aboard the Space Station

See what the holiday means to NASA’s Christina Koch, Jessica Meir and Andrew Morgan aboard the International Space Station.

Inspiring a New Generation of Astronauts

Native American NASA Astronaut, John Herrington is pictured here with Lucasti and Caibiya Tsabetsaye in front of the NASA Artemis banner at the 2019 American Indian Science and Engineering Society’s National Conference.

Astronauts Complete 2nd Phase to Repair Alpha Magnetic Spectrometer

Astronaut Andrew Morgan is tethered to the Starboard-3 truss segment work site during the second spacewalk to repair the International Space Station's cosmic particle detector, the Alpha Magnetic Spectrometer.

Hubble Eyes an Emitting Galaxy

For this image, the NASA/ESA Hubble Space Telescope turned its powerful eye toward an emission-line galaxy called NGC 3749. It lies over 135 million light-years away and is moderately luminous.
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