A spacecraft was en route to Venus when phosphine happened to be spotted.

NASA is seeking help from the private sector to help collect samples of moon rocks and bring them back to earth.

NASA successfully tested a Space Launch System rocket full-scale booster on Wednesday with a dramatic blast of fire and smoke.

The National Aeronautics and Space Administration (NASA) has announced that they will stop using nicknames of celestial bodies that are insensitive.

First astronauts launched by Elon Musk’s SpaceX have left the ISS.

Splashdown on Earth is scheduled for Sunday at 2:42 p.m. ET.

Once the manned capsule undocks from the space station, the pair only have 48 hours of oxygen to make it home safely.

The SpaceX Crew Dragon Endeavour became the first commercial spaceship to send astronauts into space.

Doug Hurley and Bob Behken are slated to undock from the International Space Station on Saturday night and splashdown in a capsule off the Florida coast.

Splashdown on Earth is scheduled for Sunday at 2:42 p.m. ET.

Retired astronaut Terry Virts talks about NASA’s Mars Rover Perseverance launch and its six month journey to the red planet.

The most advanced “Perseverance” rover was launched into space Thursday.

NASA is persevering with its mission to Mars -- launching its most advanced "Perseverance" rover to discover more about our neighboring red planet.

Despite a global pandemic here on Earth, NASA is launching its most advanced "Perseverance" rover to seek out signs of ancient life on Mars.

NASA is upping the ante with its newest rover headed to Mars

The Perseverance Rover – a part of NASA’s Mars Exploration Program – hopes to answer key questions about the potential opportunity for life on Mars.

The photos were taken from a mere 48 million miles away from our nearest star.

Mercury, Venus, Mars, Jupiter and Saturn all visible to the naked eye across the continental United States for the next two weeks.

The images were shot by the Solar Orbiter, a sun-observing satellite developed by the European Space Agency and NASA.

Astronauts have completed their second spacewalk in under a week to replace old batteries outside the International Space Station

In 10 years, the Solar Dynamics Observatory gathered 425 million images of the sun, according to NASA.

NASA has delayed the launch of its newest Mars rover yet again, this time for a rocket issue

Mary W. Jackson, NASA's first Black female engineer, will be honored in the nation's capital by NASA.

Mary W. Jackson, NASA's first Black female engineer, will be honored in the nation's capital by NASA.

Private space exploration company Virgin Galactic announced it scored a deal with NASA to train private astronauts for spaceflight.

NASA astronauts Doug Hurley and Bob Behnken reflect on the first private space launch.

ABC News' transportation correspondent Gio Benitez caught up with NASA veterans Bob Behnken and Doug Hurley from the International Space Station on June 8.

NASA is rolling out the International Space Station's red carpet for Tom Cruise

It's back to the future as NASA astronauts launch again from the U.S. — aboard a retro-style "Right Stuff' capsule

From global superpowers to billionaires, the race to space is more crowded than ever, ABC News’ Clayton Sandell reports.

NASA Administrator Jim Bridenstine discusses the upcoming launch of the first American manned mission to space since the retirement of the space shuttle in 2011.

If successful, this would be the first commercially manned mission to space

NASA and SpaceX are teaming up for the historic manned mission to the International Space Station.

Bob Behnken and Doug Hurley arrived to their launch pad prepared to embark on the first manned space launch in nearly a decade.

The White House says President Donald Trump will be on the Florida coast Wednesday to watch American astronauts blast into orbit from the Kennedy Space Center

The SpaceX Demo-2 test flight will carry two NASA astronauts and is scheduled for Wednesday from the Kennedy Space Center in Florida.

The two astronauts who will test drive SpaceX's brand new rocketship and return human orbital launches to the U.S. are classmates and friends

The government on Monday unsealed a wire fraud charge against a University of Arkansas professor and NASA researcher Simon Saw-Teong Ang.

The fifth full moon of 2020 is on display until Friday morning.

NASA and SpaceX are urging spectators to stay home for the first home launch of astronauts in nearly a decade because of the coronavirus pandemic

Fifty years ago, Apollo 13 was forced to abandon its attempt to land on the moon, and the world watched as its three crew members successfully returned to Earth. ABC News’ Will Ganss reports.

12,000 people apply for NASA's next class of astronauts, with plans to reach Mars

Apollo 15 astronaut Al Worden, who circled the moon alone while his two crewmates drove around in the first lunar rover, has died at age 88

After nearly a year living on the International Space Station, the now-retired astronaut opens up about ways to cope.

Three black astronauts have joined hundreds of other mourners at a memorial service for pioneering African American mathematician and NASA researcher Katherine Johnson

NASA opened up astronaut applications for the first time in four years.

NASA will reveal the next Mars 2020 rover name on Thursday, ending their seven-month-long “Name the Rover” essay contest that 28,000 students took part in nationwide.

The 1.8 billion-pixel image was captured by the Curiosity Rover.

Job applications to be a NASA astronaut are officially open again, for the first time in four years.

NASA mathematician, Katherine Johnson, who helped pave the way for the first American astronaut to successfully orbit the Earth, died Monday morning at the age of 101.