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

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent ...

The James Webb Space Telescope has uncovered traces of colossal, short‑lived stars that blazed out in the universe’s first ...

Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...

The space object, which was only recently discovered by scientists, will pass closest to Earth on Friday, December 19. Here’s everything to know. Stargazers and scientists are getting a holiday ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...

This video by Ian Lauer is an excellent accessible explanation of the basics of astrophotography as he runs through the ...

A surprisingly mature spiral galaxy from cosmic dawn is rewriting ideas about how fast the Universe built its first galaxies.

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are rotating in sync with the filament.

Astronomers in India say their discovery of a massive galaxy from when the Universe was only 1.5 billion years old challenges our understanding of how galaxies were formed in the early period after ...