A strange star located 1,500 light-years from Earth is exhibiting strange flickering behavior that’s leading some scientists to speculate that an alien megastructure is blocking the light. But what ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Three hundred and ninety parsecs away from Earth, a star dimmed in a ...

Let's just call it the alien megastructure that wasn't. More than 100 researchers have released a study showing that the mysterious star KIC 8462852, better known as Tabby's Star, is almost certainly ...

How do you explain an outer space discovery that confounds even astronomers? Blame it on aliens. At least that often seems to be the first reaction when such mysteries arise. KIC 8462852 was first ...

After word spread last month that a team of scientists happened upon what could be an alien megastructure near a distant star, researchers at the SETI (Search for Extraterrestrial Intelligence) ...

The award for strangest star in the universe just went to KIC 8462852. And while some are saying that this star could be harboring a giant structure built by an advanced alien civilization, the ...

This illustration shows a star behind a shattered comet. (Credit: NASA / JPL-Caltech) That mysterious “alien megastructure” star is still a mystery, but the most plausible explanations appear to be ...

The perplexing cosmic object known as "Boyajian's star" is once again exhibiting a mysterious pattern of dimming and brightening that scientists have tried to explain with hypotheses ranging from ...

In 2015, reports of an unusual signal observed around a distant star spurred suggestions of the presence of an alien megastructure. But new research suggests that the bizarre discovery could instead ...

Astronomer Tabetha Boyajian discusses Tabby’s Star, “the most mysterious star in the universe,” during a TED talk in February 2016 in Vancouver, B.C. (TED via YouTube) The astronomers who once ...

The star at the heart of the "alien megastructure" controversy that gripped the internet in 2015, has been observed to dim dramatically over a period of just four years according to a new study making ...

Tabby's Star, a mysterious dimming star that has puzzled astronomers so completely that the wildest of explanations for its behavior have been proposed, turns out to be a natural astronomical ...