I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

Newly discovered multi-wavelength view of a stellar eruption on a young Sun-like star is changing how we think about life's ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble Telescope and its Wide Field Camera 3 got an incredible view of the comet ...

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

The widely talked about Comet 3I/ATLAS will pass by the sun on Thursday, but it will be December before stargazers can get a ...

This image provided by NASA/European Space Agency shows an image captured by Hubble of the interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 million miles from Earth. (NASA/European ...

There’s a new moon on the block. A research team peering into unexplored corners of space revealed this week that our solar system harbors a secret moon that’s tucked away near Uranus. The moon was ...

A telescope meant to peer into distant galaxies revealed mysteries much closer to home. Hubble’s gaze uncovered new moons, ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

CAPE CANAVERAL, Fla. — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. NASA and the European Space Agency released the ...