eROSITA
eROSITA All-Sky Survey Takes the Local Hot Bubble’s Temperature
About half a century ago, astronomers theorized that the Solar System is situated in a low-density hot gas environment. This…
1 month ago
Hungry Black Hole was Already Feasting 800 Million Years After the Big Bang
Black holes swallow everything—including light—which explains why we can't see them. But we can observe their immediate surroundings and learn…
2 years ago
Astronomers Finally Catch a Nova Detonating on a White Dwarf as it's Happening
On July 7, 2020, the X-ray instrument eROSITA captured an astronomical event that – until then – had only been…
3 years ago
Germany’s Space Agency Cancels all its Projects With Russia. They Even Turned off an Instrument on a Russian Space Telescope
Germany is flexing its muscles. The German government recently announced a massive increase in military spending to counter Russian military…
3 years ago
An All-Sky X-Ray Survey Finds the Biggest Supernova Remnant Ever Seen
Our sky is missing supernovas. Stars live for millions or billions of years. But given the sheer number of stars…
4 years ago