President Donald Trump and his NASA administrator are reviving the Pluto debate again — apparently at the urging of “Star ...

A bizarre, ultra-light planet is cloaked in such a thick haze that even JWST can’t reveal its composition. Its unusual size and orbit are forcing scientists to rethink how planets form.

"These ultra-low density planets are rare and they defy conventional understanding of how gas giants form, and if explaining ...

Learn more about L 98‑59 d, an exoplanet 35 light‑years away with a deep global magma ocean ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

For no explainable practical reason, humans are enamored with – and even empathetic toward – specific inanimate objects. Our first car. A choice coffee mug. And for a particular subset of the ...

For astrophotographers looking to travel light — or spend less time setting up — the DwarfLab Dwarf Mini is a tempting solution. It doesn’t offer the resolution or flexibility of a full imaging setup, ...

Add Yahoo as a preferred source to see more of our stories on Google. Stockton LaSalle uses a telescope to view the moon while the “Great Conjunction” of Saturn and Jupiter is visible in the top left ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. People look up to the sky from an observatory near ...

Scientists have watched in fascination as interstellar object 3I/ATLAS, only the third of its kind spotted in the solar system so far, hurtled past several planets and made its closest pass of the Sun ...