NASA’s decision to shut down a $1 billion infrared space telescope, even as it continued to send back spectacular images, was ...

An artistic rendering of a dust and gas disk encircling the young exoplanet, CT Cha b, 625 light-years from Earth. Spectroscopic data from NASA’s JWST suggest the disk contains the raw materials for ...

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic 2015 flyby of Pluto. Learn how this space probe, utilizing a gravitational ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Recent research suggests that Uranus and Neptune, long classified as “ice giants,” might instead be rock giants.

The world's largest planetary defense drill is underway as scientists prepare for 3I/ATLAs to make its closest pass by Earth ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.

Scientists are now analysing the entire data in depth to create a complete map of the temperature around the planet and ...

An ultra-hot rocky exoplanet may be wrapped in a dense atmosphere, defying expectations about what small planets can sustain.

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...