In fact, throughout history there have been numerous reports of supposed alien spacecraft sightings that have turned out to ...

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

In the catalogue of strange worlds beyond our solar system, hot Jupiters occupy a special category of the bizarre. These are gas giants the size of Jupiter or larger that orbit their host stars in a ...

The White House has appointed Harvard astronomer Avi Loeb to lead a new scientific advisory team investigating unidentified ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...