The interstellar visitor Comet 3I/ATLAS passed Earth with Harvard astrophysicist Avi Loeb saying it could be an alien probe.

"We are faced with another space race," Jared Isaacman, NASA's new administrator, told NBC News after he was sworn in on ...

If we can't reach light speed, how will we ever explore the stars? This video explores the real scientific alternatives: Alcubierre warp drives, wormholes, and exotic matter. We separate the ...

Thunderbird is a single-module space station that is designed to expand to a volume of 12,360 cubic feet (350 cubic meters) ...

Explore how new modules, racks, and specialized facilities on NASA’s International Space Station expanded research potential, enabling diverse experiments in microgravity and increasing access for ...

The delivered thrusters will enable the Gateway station to reach and maintain its orbit around the Moon, supporting Artemis ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

NASA’s Johnson Space Center achieved key 2025 milestones, including Artemis II Orion stacking, lunar payload deliveries, ...

NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the human eye but can be used to ...

NASA teams are testing drones, robot dogs, and new flight software in America’s toughest deserts to prepare for the ...

Comet 3I/ATLAS will be closest to Earth around 1 a.m. ET Friday, Dec. 19, according to Space.com, citing calculations from ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...