For Earth Day, the agency released a delightfully nerdy tool that lets you type in any name or word and see it spelled out in ...

Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...

Finding planets used to be a painstaking business. Astronomers would fix their gaze on a handful of carefully chosen stars, ...

NASA's Transiting Exoplanet Survey Satellite has been searching for exoplanets since its launch in 2018, and it turns out it ...

A distant Jupiter-like planet has revealed an unexpected secret: water-ice clouds hiding in its atmosphere. The discovery, made with JWST, shows these alien worlds are more complex than scientists ...

Scientists discover that planetary system TOI-201 is changing its orbital structure, revealing to astronomers the role of ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

CAPE CANAVERAL, Fla. (AP) — The comet that rambled past us from another star last year likely originated in a cold, isolated ...

Using NASA's exoplanet-hunting spacecraft TESS (Transiting Exoplanet Survey Satellite) and Antarctic Search for Transiting ...

NASA has shut down a science instrument on Voyager 1 to extend the aging space probe's life as it ventures nearly 16 billion ...