Alien hunters detect mystery signal coming from the closest star system

Astronomers hunting for radio signals from alien civilizations have detected an “intriguing signal” from the direction of Proxima Centauri, the nearest star system to the sun, The Guardian reported. The researchers are still preparing a paper on the discovery, and the data has not been made public, according to The Guardian. But the signal is […]

The closest black hole to Earth may not actually be a black hole after all

An object identified earlier this year as the closest black hole we’ve ever discovered may have just been demoted. After reanalyzing the data, separate teams of scientists have concluded that the system in question, named HR 6819, does not include a black hole after all. Instead, they have found that it’s likely just two stars with a […]