In 1971, the United States launched a secret satellite program called JUMPSEAT, which surveilled the Soviet Union throughout the Cold War. Before, during, and after the Cold War reconnaissance ...

According to the space agency's tracking, the rock is hurtling through space at more than 21,500 miles per hour.

A newly discovered comet is rapidly brightening and could become visible from Earth — if it survives an extreme close encounter with the sun on April 4.

NASA launched the Mars Reconnaissance Orbiter in August 2005 and the following year, on March 10, it entered the orbit of the red planet where it continues to operate today. Data returned to Earth by ...

NASA's DART mission didn’t just change the orbit of Dimorphos, the asteroid it hit. It changed the orbit of the larger Didymos around the sun.

Artemis II will send four astronauts around the Moon aboard Orion while the public tracks the mission through NASA’s Artemis Real-time Orbit Website and mobile app.

The clusters of satellites started small, but, like a viral outbreak, they grew almost without us noticing—and now we’re ...

A potential new mineral on Mars forms when iron sulfates are heated above 100°C. Data from Valles Marineris regions suggest ...

NASA’s NEO Surveyor telescope will launch in 2027 to find dangerous asteroids that current telescopes miss, strengthening planetary defense.

NASA’s Carruthers Geocorona Observatory studies Earth’s exosphere, capturing ultraviolet images to monitor atmospheric ...

SpaceX Falcon 9 rocket is scheduled to launch from Cape Canaveral, Florida. Here's how (and what time) to watch early morning ...

Don't miss the only total lunar eclipse of 2026. Learn when and where to see the 'blood moon' and what to expect in ...