Zipping toward Earth at around 20,000 miles per hour, the asteroid is due to make its closest approach on Tuesday.

NASA has set a date for a return to the Moon, as part of the U.S. space agency’s ambitious Artemis program.

For decades, scientists have scoured the skies and planetary surfaces for evidence that life might exist beyond Earth. New ...

Harvard's Avi Loeb warns that interstellar comet 3I/ATLAS defies standard physics, raising the stakes for planetary defence ...

Scientists believe Mars once looked very different from the cold, dry world it is today, and MAVEN was launched to ...

NASA monitors MAVEN spacecraft after December 6 signal loss, coordinating recovery with Deep Space Network. Mars solar conjunction from December 29 to January 16 will pause communications.

NASA’s GOES satellites have provided 50 years of continuous geostationary monitoring, delivering real-time weather, environmental hazard, and space weather data to support forecasts, emergency ...

Astronomers continue to track the mysterious interstellar visitor Comet 3I/ATLAS as it speeds through the solar system, using ...

Explore This SectionEarthEarth ObserverEditor's CornerFeature ArticlesMeeting SummariesNewsScience in the NewsCalendarsIn ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

Nasa astronaut Jessica Meir demonstrates the multi-functional E4D exercise device designed for the tight quarters of the ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.