Astronomers find strongest evidence yet that Betelgeuse has a companion
Press Release “The conclusion of a century-long quest” 28 July 2026 At long last, astronomers have firm evidence…
NASA Study Finds Near-Earth Asteroid Is Actually Comet
New research led by scientists at NASA’s Jet Propulsion Laboratory in Southern California has revealed the identity of…
What’s Up: July 2026 Skywatching Tips from NASA
A predawn Moon-and-planets meetup, a returning comet, a great chance to see the Milky Way, and Saturn’s rings…
“Beyond the limit”: one million satellites and mirrors in space pose grave threat to the night sky
Press Release 1 July 2026 A new European Southern Observatory (ESO) study has found that current proposals to…
NASA’s Webb Finds Clues to Ancient, Distant Origin of Comet 3I/ATLAS
As interstellar comet 3I/ATLAS began moving away from the Sun in December 2025, astronomers took the opportunity to…
US scientists find how dry ice can alter quantum states of hydrogen
Scientists at the University of Maryland have successfully demonstrated the control of the nuclear spin of a hydrogen…
Comet 3I/ATLAS Formed in an Ultra-Cold Alien Star System
Water in the Solar System has a unique chemical signature: it is deuterated, that is, enriched in deuterium,…
Watch a Comet Get Torn Apart by the Sun and Become a Headless Ghost
Bad news for skywatchers: A sungrazing comet that was set to put on a bright display succumbed to…
Two bright comets grace Australian skies in April. Here’s how to see them
Australians could be treated to not one, but two, comets this month — but only if the icy…
NASA found evidence the slow spinning of a small comet
The spins of comet nuclei can change because of gas jets pushing on them. In April 2017, the…
NASA’s Hubble Detects First-Ever Spin Reversal of Tiny Comet
Astronomers using NASA’s Hubble Space Telescope have found evidence that the spinning of a small comet slowed and…
How Open NASA Data on Comet 3I/ATLAS Will Power Tomorrow’s Discoveries
The interstellar comet 3I/ATLAS will soon leave our solar system, never to return, but the observations of the…