A “ring of fire" eclipse of the sun will cross the Pacific and the tips of Argentina and Chile

The scientific center that is home to the world’s largest particle accelerator and is billed as the world’s biggest machine is celebrating its 70th anniversary

Celebrity astrologer Kyle Thomas breaks down everything you need to know for October's 'ring of fire' solar eclipse.

Another "ring of fire" annular solar eclipse will be visible on Oct. 2, 2024 from some parts of Earth.

NASA launched SpaceX craft Saturday afternoon, as part of its mission to head to the International Space Station and bring back two stranded astronauts back to Earth.

SpaceX and NASA delayed the mission due to Hurricane Helene.

A Soyuz capsule carrying two Russians and one American from the International Space Station has landed in Kazakhstan, ending a record-breaking stay for the Russian pair

The phenomenon occurs at the start of fall when the moon is close to Earth.

The asteroid will orbit the Earth for about two months starting from Sept. 29.

Astrophysics Professor Adam Frank explains the gravitational capture event involving tiny asteroid 2024 PT5.

Dubbed "araneiform terrain," the Mars surface formations span over a half-mile long and have hundreds of branches that resemble spider legs, according to NASA.

The Black NASA female mathematicians and aeronautical engineers referred to as the "Hidden Figures" were awarded the Congressional Gold Medal this week.

The full moon, also known as Harvest Moon, will arrive on Sept. 17.

The Space-X capsule splashed down in the Gulf of Mexico after a five-day trip that took its passengers further from Earth than anyone has traveled since NASA's Apollo missions half a century ago.

Butch Wilmore and Suni Williams held a news conference from the Boeing Starliner at the International Space Station on Friday.

The SpaceX Polaris Dawn mission crew conducted the first-ever commercial space walk early Thursday.

Cady Coleman discusses the out-of-this-world activity which less than 300 people have ever conducted.

Sarah Gillis and billionaire Jared Isaacman of the Polaris Dawn space mission, which was launched in partnership with SpaceX, began the first-ever private spacewalk on Thursday morning.

The highly anticipated program has faced a series of delays from the originally planned Aug. 26 launch due to unfavorable weather conditions and a ground system issue.

The highly anticipated program has faced a series of delays from the originally planned Aug. 26 launch due to unfavorable weather conditions and a ground system issue.

NASA is taking no chances when it comes to safety, even if it means an eight-day mission turned into eight months on the ISS.

The Starliner spacecraft is scheduled to return to Earth from the International Space Station without astronauts Butch Wilmore and Suni Williams.

The Starliner spacecraft is set to return to Earth from the International Space Station without astronauts Butch Wilmore and Suni Williams.

A NASA astronaut captured this stunning timelapse of an "orbital sunrise" while flying over Europe on the International Space Station.

As the NASA astronauts who crewed Boeing's Starliner to the ISS wait until February 2025 to come home, here's how much radiation they may have been exposed to.

A 21-year-old college student, Karsen Kitchen, made space history as the youngest woman ever to cross the Kármán line, the border between the Earth’s atmosphere and outer space.

Researchers are trying to understand how cells transition from earth to space.

A university professor is about to venture out of this world to carry out a science experiment decades in the making.

The two American astronauts' stay on the International Space Station has been extended because NASA has ruled the Boeing Starliner craft unsafe.

NASA says astronauts Butch Wilmore and Suni Williams will go home February 2025 on a Space-X craft; Their return delayed another 6 months. Boeing's Starliner spacecraft will return to Earth unmanned.

NASA said Saturday the astronauts that flew Boeing's Starliner to the ISS have to return to Earth on a different spacecraft in 2025.

There was once a magma-filled ocean on the south pole of the moon, scientists recently discovered after analyzing lunar soil.

A supermoon coinciding with a blue moon is exceptionally rare, according to NASA, with the next pairing happening in January and March 2037.

NASA is weighing all options as two astronauts could be stranded on International Space Station until next year.

The Perseverance rover is the centerpiece of NASA's Mars 2020 mission, working to collect data in preparation for future human exploration of the Red Planet.

Marking one of the most plentiful meteor showers in the Northern Hemisphere, the Perseids showcase approximately 50 to 100 meteors per hour, NASA reports.

Former astronaut Cady Coleman explains how the astronauts will be able to survive in space in the coming months and what the potential plan could be to bring them home.

NASA officials said during a press conference on Wednesday that the astronauts who flew on Boeing's Starliner may have to come home on a different spacecraft.

New images released from NASA’s mission to intentionally collide with an asteroid in 2022 have revealed information on the origins of the asteroid system.

The last recorded T Coronae Borealis explosion occurred in 1946.

T Coronae Borealis is one of just 10 recurring novas known in the Milky Way that erupt on time scales of less than a century, according to NASA.

Veteran NASA astronauts Barry "Butch" Wilmore and Sunita "Suni" Williams' return to Earth delayed until at least August, officials said Thursday.

The full moon in July is known as the buck moon and will arrive on July 21, 2024, at 06:17 a.m. ET.

Officials report that the fireball may have flown at 34,000 miles per hour as it passed over the Statue of Liberty before disintegrating over Midtown Manhattan.

ABC News' Rhiannon Ally reports on the rare fireball seen and felt yesterday in the Northeast.

To celebrate the two-year milestone of the James Webb Space Telescope capturing and sending images back to Earth, NASA released another stunning image the revolutionary space telescope took.

NASA's yearlong simulated Mars mission at the Johnson Space Center in Houston is helping pave the way for an astronaut-crewed Mars mission in the coming decades.

NASA's yearlong simulated Mars mission at the Johnson Space Center in Houston, Texas is helping pave the way for an astronaut-crewed Mars mission in the coming decades.

Butch Wilmore and Suni Williams were originally to return to Earth on June 14.

NASA astronauts Butch Wilmore and Suni Williams said during a press conference on Wednesday they feel 'confident' Boeing's Starliner can bring them home.