Mars orbiters capture closest images of rare comet 3I/ATLAS
In early October, astronomers spotted something ancient and mysterious gliding past Mars. It was not a spacecraft or…
Could giant lava tubes discovered on Venus help make human colonization possible
Venus, often called Earth’s sister because of its similar size and mass, will soon take center stage again.…
‘Space tornadoes’ could cause geomagnetic storms, but these phenomena aren’t easy to study
The early structure of the CME in the SC domain. Credit: The Astrophysical Journal (2025). DOI: 10.3847/1538-4357/adf855 Weather…
A strange, dark object found in space is warping the Universe. Scientists still don’t know what it is
Astronomers have found a small, dark object that’s so impossible to see, it can only be detected by…
It’s official—NASA confirms that an asteroid discovered by the James Webb could collide with the Moon in the coming years
NASA has something important to say about the Moon… For most of us, the Moon seems like the…
Arab Scholars May Have Noted the Supernovae of 1006 and 1181
A new study finds possible references to two classic supernovae in ancient texts. It’s great to see old…
Solar wind tears a chunk from Comet Lemmon’s tail in incredible new astrophotography images
Comet Lemmon’s nucleus and tail pictured against the distant starfield beyond. (Image credit: Brennan Gilmore) Astrophotographer Brennan Gilmore…
Nearly 50 Years After Being Lost, “Zombie Satellite” LES-1 Began Sending Signals To Earth
In 1965, the US Air Force and the Lincoln Laboratory at MIT launched two Lincoln Experimental Satellites (LES)…
Interstellar Comet 3I/ATLAS Is Spewing Water Like a Cosmic Fire Hydrant
Comet 3I/Atlas continues to be full of surprises. As well as being only the third interstellar object ever…
Autumn 2025 Skywatching sights — 8 targets to see in the night sky
Autumn has draped itself across the northern hemisphere, heralding the onset of longer, darker nights that serve as…
4 coronal mass ejections are racing toward Earth and could spark impressive northern lights this week
A train of solar storms is barreling toward Earth, with four coronal mass ejections (CMEs) expected to hit…