When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...
Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...
A mysterious visitor from another star system is carrying secrets billions of years old. Its composition could reveal how ...
A new comet, R3 (PanSTARRS), should be visible to the naked eye in the pre-dawn sky through mid-April. The comet will be ...
I thought about the interstellar visitor as my daughter, wife, and I took turns dragging his wandering monster truck balloon ...
The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...
Missing US scientists’ mystery: Harvard astrophysicist Avi Loeb urges caution regarding a series of unexplained deaths and ...
Add Yahoo as a preferred source to see more of our stories on Google. Could “alien water” be hiding in 3I/ATLAS? Harvard researcher Avi Loeb explains the discovery and how it could challenge current ...
The interstellar comet 3I/ATLAS releases water equivalent to 70 Olympic pools daily, providing insights into ancient ...
In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.
If C/2026 A1 (MAPS) survives its close encounter with the sun, it could blaze brightly enough to be seen from Earth. A blue-green glow surrounds comet C/2026 A1 (MAPS) on March 14. The comet is now ...