Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

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 ...

Currently, the Moon is drifting away from Earth at a rate of about 1.6 inches per year making it slowly appear smaller in the ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its thrusters to leave Earth behind, and slipped into an orbit around the Sun, ...

NASA’s Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission launched in 2025 alongside NASA’s SPHEREx space telescope. SPHEREx is designed to map the entire sky in infrared light, helping ...

In the vast calm of the solar system, planetary orbits often appear orderly, stable, and insulated from the broader mechanics ...

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

American Museum of Natural History Astronomer Dr. Jackie Faherty joins WIRED to answer the internet's burning questions about ...

The most striking claim about 3I/ATLAS is its estimated age range of 8-14 billion years. This analysis, led by Michele ...

In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

In this shockwave, a red hue represented hydrogen, green represented nitrogen and blue represented oxygen residing in ...