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.

Luca Parmitano Works to Repair the Alpha Magnetic Spectrometer

Astronaut and station commander Luca Parmitano is tethered to the International Space Station while finalizing thermal repairs on the AMS.

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 discovered in 1834 by astronomer John Herschel.

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 modern constellation named in honor of a real person from history: Queen Berenice II of Egypt.

Glittering Lights of Earth As Seen From the Space Station

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