Two enormous space rocks have slammed together in a nearby planetary system, and for the first time astronomers have watched ...
Something out there is tugging on our solar system, and it’s moving way faster than scientists expected. Astronomers keep ...
When interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, it did not become a spectacular object in the night ...
The James Webb Space Telescope has been helping scientists explore the cosmos for years now, but there are still plenty of ...
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 ...
"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...
A sideways spiral galaxy shines in this NASA/ESA Hubble Space Telescope image. Located about 60 million light-years away in ...