The object, initially thought to be a meteorite, could actually be Zond 1, a Soviet spacecraft that was destined for Venus 60 ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black ...

During that close approach, scientists were surprised to note that 3I/ATLAS brightened much faster than they anticipated.

New observations of comet 3I/ATLAS have shown that our interstellar visitor may have lost a significant amount of mass ...

I/ATLAS has captured the attention of space enthusiasts and researchers with its unusual features. The interstellar object is expected to make another appearance soon, promising fresh insights into ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...

It’s not a bird, nor a plane, nor Superman. At first glance, the burning hunk of metal discovered in Western Australia’s Pilbara region seemed completely alien—but while experts suspect it to be a ...

Loeb, though, has another explanation. In his latest blog on the interstellar object, Loeb posits that the anti-tail could ...

An oddly-shaped object in the South Pacific has sparked the latest push to solve one of the greatest mysteries of all time.

Two teams are set to explore dramatically different theories about what happened to Amelia Earhart. Each believes it’s closing in on the answer.

BANGOR, Maine (WABI) - Mainers reported seeing a strange swirling object in the sky Tuesday evening. It appears to be from ...