Researchers Discover Megamaser Five Billion Light Years from Earth
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Astronomers have found evidence of a black hole snacking on a star in data gathered back in the 1980s, according to new research.
Speaking of dark matter, astronomers have uncovered a pretty interesting mystery involving it. Or rather, not involving it: They’ve found a galaxy that apparently has little or no dark matter in it.
Galaxies aren't alive. It can be a useful metaphor — they are born, they live, they die — but animism shouldn't be used literally with them. And yet, some have a double helix. Shades of DNA! In this case the double helix is quite literal, though it's not a genetic blueprint, of course. Still, studying it can reveal much about what happens at the galaxy's heart, where a dark monster rages and spews.
An extraordinary galactic jet ejected from a supermassive black hole boasts a corkscrew-like helical structure, new ground-based telescope views reveal.