What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

Over seven billion years of cosmic history are careening through our solar system at this very moment, riding the frozen body ...

The Hubble Space Telescope's newest images of 3I/ATLAS confirm the presence of its sunward anti-tail, contrary to the usual ...

When astronomers first spotted a faint, fast-moving object racing through the outer Solar System in mid-2025, few expected it ...

In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, ...

It feels like every week now we're writing a new article about how 3I/ATLAS is not an alien technology. But it's worth ...

Measured on its inbound leg, 37 miles per second, 3I/ATLAS was a member of the Solar System already travelling at a speed ...

CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...

Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...

3I/ATLAS, the third known interstellar object to enter our solar system, after 'Oumuamua (discovered in 2017) and 2I/Borisov ...

Carl Sagan once said, “Exploration is in our nature. We began as wanderers, and we are wanderers still.” These words perfectly encapsulate humanity’s .