A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...
Is 3I/ATLAS a comet or an alien ship? Harvard's Avi Loeb warns of a 'serial killer' visitor as the interstellar object makes ...
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Mysterious bright blue cosmic blasts triggered by black holes shredding stars, scientists say. 'It's definitely not just an exploding star.'
"The sheer amount of radiated energy from these bursts is so large that you can't power them with a core collapse stellar ...
The prevailing consensus is that 3I/ATLAS behaves like a comet because it is, quite simply, a comet, albeit one with a ...
A puzzling cosmic blast detected in both light and gravitational waves may hint at a previously unseen type of explosion, challenging astronomers to rethink how neutron stars are born and collide.
The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...
When the most massive stars reach the ends of their lives, they blow up in spectacular supernova explosions, which seed the ...
After less than a year in orbit, the Southwest Research Institute-built PUNCH spacecraft have made major accomplishments, ...
Incredible but true! A Harvard astrophysicist puts forward a startling hypothesis: comet 3I/ATLAS could be an alien ...
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