The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

The FOX43 morning team discusses a unique comet that originated outside our solar system. Scientists are learning more about ...

Revisiting old data from Voyager 2, scientists have worked out how a dense, shocked region of the solar wind could have ...

Scientists have long believed that the Moon was formed by a massive object crashing into the Earth. But what was that thing ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...

Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange ...

New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its ...

Trees are falling, eco-systems are collapsing, and our infrastructure is crumbling. Crops are failing, and water is scarce. Earth is becoming a dead planet. On the plus side, there's never been a ...

Scientists find that two hot stars passed near our solar system 4.4 million years ago, altering nearby interstellar clouds.

A space solar power startup has emerged from stealth after demonstrating a key technology for its plans to transmit power from space to the Earth.

Much remains to be known about the chemical composition of small asteroids. Their potential to harbor valuable metals, ...