They certainly don’t think of a megastructure surrounding and harnessing ... red dwarf stars surrounded by Dyson spheres in our galaxy. In 1960, theoretical physicist Freeman Dyson hypothesized ...

The study describing the jet megastructure, dubbed Porphyrion after ... black hole jets stay “within or very close to their host galaxy,” Oei added, but Porphyrion makes abundantly clear ...

Imagine falling into a jackpot in the search for intelligent extraterrestrial life. That is precisely what scientists expect ...

Astronomers have identified seven star systems in our galaxy that could potentially host a Dyson sphere — a hypothetical megastructure an alien civilization could build around a star or black ...

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 ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 ... 3 million light-years from end-to ...

Seven different stars in our galaxy may show signs of being contained ... ISTOCK / GETTY IMAGES PLUS A Dyson sphere is a hypothetical megastructure proposed by physicist Freeman Dyson in 1960 ...

Dyson spheres, theoretical megastructures proposed by physicist Freeman Dyson in 1960, were hypothesised to be constructed by advanced civilisations to harvest the energy of host stars. It’s ...

By contrast, the largest known galaxy is a "mere" 16 million light ... who previously discovered an even larger cosmic megastructure dubbed "the Giant Arc" in 2021. "From current cosmological ...

The cosmic megastructure, dubbed the Big Ring ... It is made up of galaxies and galaxy clusters, according to the BBC. The findings were presented at the 243rd meeting of the American Astronomical ...