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NASA's Hubble Space Telescope launched in 1990 and has taken some of the most stunning photographs of the universe around us.

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Watch live! SpaceX, NASA briefing on Crew Dragon abort test @ 11:30 am ET (1630 GMT)

By Space.com Staff

SpaceX and NASA officials are hosting a post-launch press conference today (Jan. 19) at 11:30 am ET (1630 GMT), after a major test flight of its Crew Dragon spacecraft this morning. Watch it live!

An artist's depiction of the Spitzer Space Telescope.

The Spitzer Space Telescope will shut down Jan. 30. NASA celebrates its legacy this week.

By Meghan Bartels

A 16-year NASA mission that painted the universe in infrared light will come to an end this month, as the Spitzer Space Telescope takes its final observations on Jan. 29.

In 2017, a video of the Nimitz UFO encounter was publicly released.

The top space stories of the week!

By Doris Elin Urrutia

These are the top space stories this week from Space.com.

Pictures from Space! Our Image of the Day

By Space.com Staff

An Ariane 5 rocket rises between the silhouettes of two palm trees as it lifts off into the cloud-covered evening sky in Kourou, French Guiana.

astronauts health addiction

Astronauts and addiction: Ending the stigma (op-ed)

By Michael D. Shaw

Astronauts sometimes face the gravest threats after they return to Earth. Facing depression, alcoholism and substance abuse in general, astronauts are not immune from addiction.

NASA astronauts Jessica Meir (left) and Christina Koch (right) prepare to leave the hatch of the International Space Station and begin the historic first-ever all-female spacewalk, on Oct. 18, 2019.

NASA astronauts are taking the second all-woman spacewalk today. Watch it live!

By Hanneke Weitering

Two NASA astronauts are taking a spacewalk outside the International Space Station today (Jan. 15), and you can watch all the action live online.

The first astronaut class to graduate under the Artemis project, graduated today (Jan. 10).

One of NASA's new 'Turtle' astronauts may walk on the moon ... or even Mars

By Chelsea Gohd

One of the members of NASA's newest astronaut class graduating today (Jan. 10) might be the next to walk on the moon and perhaps might even be the first to set foot on Mars.

NASA's 22nd class of astronauts, the "Turtles," participate in graduation ceremonies at the Johnson Space Center in Houston, Texas on Friday, Jan. 10, 2020. From left are, NASA astronaut Jonny Kim, Canadian Space Agency (CSA) astronaut Joshua Kutryk, NASA astronaut Jessica Watkins, CSA astronaut Jenni Sidey-Gibbon, NASA astronauts Kayla Barron, Jasmin Moghbeli, Loral O'Hara, Zena Cardman, Raja Chari, Matthew Dominick, Bob Hines and Woody Hoburg.

NASA graduates new class of astronauts to join Artemis-era missions

By Robert Z. Pearlman

NASA's new astronauts are ready to come out of their shells and walk on the moon.

Tomorrow (Jan. 10), the first astronaut class of the Artemis generation will graduate at NASA's Johnson Space Center in Houston, Texas.

NASA's Astronaut Class for the 'Artemis' Age Graduates Friday. How to Watch Live.

By Chelsea Gohd

Tomorrow (Jan. 10), the first astronaut class of the Artemis generation will graduate, and you can watch the historic ceremony live online.

The first completed core stage of NASA’s Space Launch System rocket is guided toward the agency’s Pegasus barge on Jan. 8, 2020, ahead of its forthcoming journey to NASA’s Stennis Space Center near Bay St. Louis, Mississippi. Teams rolled the core out from NASA’s Michoud Assembly Facility in New Orleans to the barge in preparation for the core stage “green run” test series.

NASA's 1st SLS Megarocket Core Loaded Onto Barge Ahead of Key Engine Test

By Mike Wall

The 212-foot-long (65 meters) SLS core stage rolled out of NASA's Michoud Assembly Facility in New Orleans Wednesday (Jan. 8) and was loaded onto a barge, agency officials announced.

The International Space Station.

Space Station May Have Many Commercial Suitors in Its Final Years

By Elizabeth Howell

How close is the International Space Station to an endgame? Commercial providers recently discussed the possibility as they talked about capitalizing on a new commercial direction for the station.

The 212-foot (65 meters) core stage of NASA's new megarocket, the Space Launch System, rolls out of the Michoud Assembly Building in New Orleans, Louisiana on Jan. 1, 2020 for transport to the Stennis Space Center in Bay St. Louis, Mississippi for a critical test.

NASA Preps Core Stage of Massive Space Launch System Megarocket for Big Test

By Elizabeth Howell

The core stage of NASA's new megarocket, the massive Space Launch System (SLS), ready to leave its New Orleans home for an epic journey culminating in a space voyage.

An environmental enclosure is put into position over the Boeing CST-100 Starliner spacecraft shortly after it landed in White Sands, New Mexico, on Dec. 22, 2019. The capsule was named "Calypso" by NASA astronaut Suni Williams, who will command its first re-flight.

NASA Mulls Next Steps for Boeing's Starliner Astronaut Taxi After Shortened Test Flight

By Mike Wall

It'll be a little while before we know if the next flight of Boeing's new CST-100 Starliner capsule will carry astronauts.

NASA's silver astronaut pin has been worn by astronauts who were qualified for spaceflight assignments since late 1963.

'Pin'-nacle Achievement: The Story Behind NASA's Astronaut Pin

By Robert Z. Pearlman

They have completed years of training, but before NASA's newest group of space men and women can call themselves astronauts, they need one more thing: a small lapel pin with a long history.

A view of the Hubble Space Telescope through the window of the shuttle Atlantis, which brought astronauts on a repair mission in 2009.

The Hubble Telescope Turns 30 This Year. Here's How Astronomers Will Celebrate.

By Meghan Bartels

Astronomers kicked off 2020 by welcoming the 30th anniversary year of NASA's venerable Hubble Space Telescope in Honolulu at their largest annual gathering.

NASA's James Webb Space Telescope was fully assembled for the first time in August 2019.

James Webb Space Telescope on Track for March 2021 Launch, NASA Says

By Meghan Bartels

NASA's next flagship space telescope is still on track for a launch in March 2021 despite longstanding scheduling concerns, according to agency personnel.

The six astronauts of Expedition 60 on the International Space Station celebrated 2020 earlier than you might think. Pictured here: (foreground from left) NASA astronauts Jessica Meir, ESA astronaut Luca Parmitano (center) and NASA astronaut Christina Koch (right). Background from left: Russian cosmonauts Alexander Skvortsov, Oleg Skripochka and NASA astronaut Andrew Morgan.

2020 in Space! Astronauts Ring in New Year (and Decade) from Orbit

By Tariq Malik

The people of Earth weren't the only ones ringing in 2020 at midnight. Six explorers in orbit celebrated the new year's arrival aboard the International Space Station.

The 2010s marked the decade NASA's space shuttles stopped flying, retiring to museums after thirty years of service.

The Decade in Spaceflight: NASA Shuttles Retired as Private Spaceships Took Flight in the 2010s

By Sarah Wells

As the 2010s come to a close, it's time to revisit how some of the biggest space science stories shaped the decade.

Artist’s illustrations of Boeing’s CST-100 Starliner (left) and SpaceX’s Crew Dragon capsules in orbit.

The Space Missions to Watch in 2020

By Elizabeth Howell

From commercial crew to a flood of Mars missions, 2020 promises to be an exciting year for spaceflight.

The fully assembled James Webb Space Telescope with its sunshield and “unitized pallet structures” (which fold up around the telescope for launch) are seen partially deployed to an open configuration to enable telescope installation.

What's the Point of the James Webb Space Telescope?

By Paul Sutter

If we want to learn new things about everything from the first galaxies to the chance for life on other planets, the James Webb is our only hope.