Space telescopes are typically optimized either to study a small patch of the sky across many wavelengths of light or to ...

Astronauts visiting the International Space Station (ISS) typically spend about six months there before returning to Earth, ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

NASA's Hubble Space Telescope has gotten a rare peek at the aftermath of two cosmic collisions — and helped scientists solve ...

A scientific experiment aimed at detecting dark matter in space launched from Antarctica on December 15, with significant ...

While much of Perseverance's work focuses on ancient rocks that record Mars' long-lost rivers and lakes, megaripples offer a ...