Easy: Venus is the weirdest planet in the solar system. The most distant major planet from the sun and the last stop before ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

I thought about the interstellar visitor as my daughter, wife, and I took turns dragging his wandering monster truck balloon ...

Interstellar comet 3I/ATLAS composition change reveals evolving chemistry after solar heating, offering clues about alien ...

When interstellar comet 3I/ATLAS was first examined in detail last summer, its gas cloud was swimming in carbon dioxide, ...

The interstellar comet 3I/ATLAS releases water equivalent to 70 Olympic pools daily, providing insights into ancient ...

Jared Isaacman says odds of evidence we are not alone are ‘pretty high’ four days after Artemis II rocket lifted off ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

A new comet should be visible to the naked eye this week, but you're going to need to set an alarm to see it. Comet R3 ...

Of course the vice-president is obsessed with extraterrestrials – look how bad things have gotten on Earth ...