NASA astronaut sets new US record with 371 days in space

A NASA astronaut now holds the record for the longest U.S. spaceflight after returning to Earth Wednesday, but the feat did not come voluntarily.

Harvest Moon: Last Supermoon of 2023 happens Friday

The Harvest Supermoon will appear bright starting on Thursday before reaching peak illumination Friday morning.

3 astronauts back on Earth after being stuck in space for a year

One of the astronauts that returned to Earth Wednesday is a NASA astronaut, who now holds the record for the longest U.S. spaceflight as a result of the unexpected extended stay.

NASA reveals latest weapon to 'search the heavens' for UFOs, aliens

According to a NASA study, artificial intelligence will be key if NASA tries to find scientifically provable alien life and the existence of UFOs.

Watch: NASA's first asteroid samples land in Utah desert

Scientists believe the capsule holds at least a cup of rubble from the carbon-rich asteroid known as Bennu, but won’t know for sure until the container is opened.

UT collaborates with Air Force on space research

UT Austin Research Initiative graduate research assistant Michael Hibberd discusses the challenges in space exploration.

October solar eclipse 'ring of fire' will happen during Albuquerque International Balloon Fiesta

The Albuquerque International Balloon Fiesta is one of two locations where NASA will be hosting live coverage of the annular solar eclipse on Oct. 14. More than 500 balloons will take flight during the eclipse.

James Webb telescope captures colorful bursts of gas, dust in new image

The star is a few tens of thousands of years old, a baby compared to our sun which is estimated to be about 4.5 billion years old.

Space Force sets new record with surprise satellite launch

The U.S. Space Force says it set a record for sending a satellite into space on short notice – just a 24-hour timeframe, instead of weeks or months – calling it a "major advancement" of its capabilities.

NASA releases UFO report with no evidence of extraterrestrial origin

NASA Administrator Bill Nelson said the agency wants to shift the conversation about UFOs “from sensationalism to science.”

Webb telescope detects possible signs of life on distant planet

Located about 120 light-years from Earth in the constellation Leo, K2-18 b lies within the habitable zone of a nearby star.

NASA's UFO report will be released Thursday, agency says

NASA's report on UAPs — short for unexplained anomalous phenomena — has been in the works for more than a year.

Ufologist presents alleged 'non-human' bodies to Mexico's Congress

Jaime Maussan presented two alleged alien corpses in windowed boxes. He told Mexico's Congress "we are not alone in this vast universe."

Oct. 14th solar eclipse: When and where to see the spectacle

Next month’s eclipse isn’t as rare as the total solar eclipse set to sweep the country next spring, but it will still be a sight to see for millions of people. Here's what to expect.

NASA's Mars rover instrument MOXIE generates enough oxygen for small dog

The Mars Oxygen In-Situ Resource Utilization Experiment, or MOXIE, is a microwave-sized device that takes unbreathable Martian air and turns it into oxygen humans – and dogs – rely on.

NASA astronaut Frank Rubio breaks US record for longest spaceflight

NASA astronaut Frank Rubio now holds the record for the longest U.S. spaceflight. Rubio surpassed the U.S. record of 355 days on Monday at the International Space Station.