Discover the 25 Space Events NASA Is Tracking Right Now, from Moon missions to deep space probes and future launches. Explore ...

NASA's New Horizons found the solar wind slows as it nears interstellar space, helping improve models of the solar system's ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar ...

For obvious reasons, the Sun’s influence weakens as you get closer to the edge of the solar system. But things might be a lot ...

A new Southwest Research Institute (SwRI) study based on data from NASA's New Horizons spacecraft has uncovered insights into ...

Astronomers have used the James Webb Space Telescope (JWST) to observe an oddball gas giant exoplanet orbiting a dead star.

The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...

(International Gemini Observatory/NOIRLab/NSF/AURA/Shadow the Scientist; Image Processing: J. Miller & M. Rodriguez ...

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Hints of high-pressure chemistry within a rare meteorite suggest this fallen space rock comes from a planet gone wrong in the solar system’s early history NASA ordered its astronauts to take refuge ...

Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...