These icy bodies orbit the sun just like the major planets, yet they follow their own rules, often traveling along elongated ...

Only two spacecraft have ever truly escaped the solar system, slipping beyond the Sun’s protective bubble into interstellar space. Their measurements are now reshaping how I understand the heliosphere ...

Voyager 1 keeps moving farther from Earth than any human-made object. Launched in 1977, it flew by Jupiter and Saturn, sending back images and information that changed our understanding of the outer ...

If a Galactic Internet is out there, we may be like fish swimming through the ocean, unaware of the undersea cables carrying ...

Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image ...

A new analysis of archival data from the Near Infrared Mapping Spectrometer (NIMS) on board NASA’s Galileo spacecraft has ...

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

NASA has begun a two-day practice countdown for its first moonshot with astronauts in 53 years. The dress rehearsal that started Saturday night will culminate with the fueling of the space agency's ...

NASA will launch two crewed missions in early February, sending astronauts to the ISS to prepare for Mars missions and ...

NASA is providing a 24/7 live feed of the Space Launch System rocket on the launch pad at the Kennedy Space Center in Florida ...

NASA's Artemis II crewed mission to the moon shows how U.S. space strategy has changed since Apollo -- and contrasts with ...

Elon Musk has suggested that SpaceX's next Starship rocket launch could occur in early March 2026. Here's what we know about ...