Astronomers have obtained one of the best images yet of a brown dwarf, an object in a mass range midway between stars and planets. This brown dwarf – called HD 33632 Ab – lies 86 light-years from our sun. Source: https://earthsky.org/space/new-brown-dwarf-direct-image-hd-33632-ab…
Tag: Keck telescope
Metal-poor globular cluster forces astronomers to rethink theories
The discovery of the most metal-poor globular cluster recorded to date has forced scientists to rethink how both galaxies and globular clusters form. Source: https://earthsky.org/space/metal-poor-globular-cluster-ext8-found-in-andromeda-galaxy…
Has mystery of universe’s missing matter been solved?
Cosmologists have only been able to find half the matter that should exist in the universe. With the discovery of a new astronomical phenomenon and new telescopes, these researchers say they’ve just found the rest. Source: https://earthsky.org/space/cosmic-bursts-unveil-universe-missing-matter-mystery…
Milky Way’s black hole just flared, growing 75 times as bright for a few hours
Even though the black hole at the center of the Milky Way is a monster, it’s still rather quiet. Called Sagittarius A*, it’s about 4.6 million times more massive than the sun. Usually, it’s a brooding behemoth. But scientists observing Sgr. A* with the Keck Telescope just observed its brightness blooming to over 75 times normal for a few hours. Source:…