When you think of telescopes in space, you probably think of the Hubble Space Telescope and its younger, larger sibling, the James Webb Space Telescope.

Floating high above Earth's atmosphere, the Hubble Space Telescope has captured some of the most breathtaking images ever seen — galaxies colliding, stars being born, and nebulae glowing in cosmic ...

This NASA/ESA Hubble Space Telescope image features a galaxy that's hard to categorize. The galaxy in question is NGC 2775, which lies 67 million light-years away in the constellation Cancer (the Crab ...

This NASA/ESA Hubble Space Telescope image released on Sept. 12, 2025, features a cloudy starscape from an impressive star cluster. This scene is in the Large Magellanic Cloud, a dwarf galaxy situated ...

Astronomers have long sorted galaxies into types based on their visible structure. Spiral galaxies, like our Milky Way, have a flat disk, winding spiral arms and ongoing star formation. Ellipticals ...

The James Webb Space Telescope has uncovered dazzling newborn stars and thick cosmic dust in Sagittarius B2, the Milky Way's most enormous star-forming cloud.

NASA's James Webb Space Telescope confirmed Earendel, the most distant star, shining just one billion years after the Big Bang. Gravitational lensing ...

The mysterious comet 3I/ATLAS is "anomalously massive" compared to past interstellar objects observed in our solar system, a new study suggests.

Astronomy day 2025 is upon us! To celebrate, we've picked six targets to emphasize the variety and scale of objects visible in the night sky that will make for a beautiful and rewarding sight, whether ...

For researchers at the University of Idaho, spotting a moon 6 miles wide orbiting Uranus, a staggering 1.8 billion miles from Earth, may actually be easier than finding a white cat in a snowstorm. A t ...

The Netherlands said it would give back a major fossil collection to Indonesia, granting its former colony's request to recover historical artefacts, including bones of the "Java Man", the first known ...

Astronomers using the Hubble Space Telescope have observed a white dwarf - a highly compact stellar ember - that appears to have gobbled up an icy world akin to the dwarf planet Pluto, a finding with ...