New Gaia data reveals the motion of our galaxy in extravagant detail

ESA has made public a colossal data release from the agency’s Gaia observatory, which is currently engaged in a mission to survey 1 billion stars orbiting in the Milky Way. The data has already borne fruit, shedding light on the violent history of our … Continue reading New Gaia data reveals the motion of our galaxy in extravagant detail

One of the most massive stars in local universe may have disappeared

A star that shined with 2.5 million times the light of our Sun has disappeared from the night sky. It is possible that the star collapsed into a black hole without first triggering a supernova – a rare event, even in the context of dying stars.Continue… Continue reading One of the most massive stars in local universe may have disappeared

Hubble probes the birthplace of colossal stars in nearby galaxy

The Hubble Space Telescope has captured a dazzling view of a stellar laboratory, which is being used by astronomers to understand how truly gargantuan stars come to form. The image features a colorful star field and a substructure of the famous Tarantu… Continue reading Hubble probes the birthplace of colossal stars in nearby galaxy

Milky Way still reeling from impact with "ghost galaxy"

Last year astronomers discovered a gigantic “ghost” galaxy, named Antlia 2, orbiting the Milky Way. Now, new research led by Rochester University has found that the bizarre galaxy may have been involved in a hit-and-run that left the Milky Wa… Continue reading Milky Way still reeling from impact with "ghost galaxy"