X-ray astronomy
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…
These Three Neutron Stars Shouldn't Be So Cold
Neutron stars are among the densest objects in the Universe, second only to black holes. Like black holes, neutron stars…
Which Stars are Lethal to their Planets?
Many years ago, there was a viral YouTube video called "History of the entire world, i guess," which has been…
New Simulation Explains how Supermassive Black Holes Grew so Quickly
One of the main scientific objectives of next-generation observatories (like the James Webb Space Telescope) has been to observe the…
Stellar Winds Coming From Other Stars Measured for the First Time
An international research team led by the University of Vienna has made a major breakthrough. In a study recently published…
Brightest Gamma-ray Burst Shines Light on Milky Way Structure
The brightest gamma-ray burst ever seen in 2022 still puzzles astronomers.
A Distant Galaxy Ate All of its Friends. Now It’s All Alone
An international team of astronomers discovered a "fossil galaxy" that consume its neighbors, the farthest observed to date!
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…
Chandra’s X-ray Vision Combined With JWST Reveals Even More Details About the Universe
NASA scientist have released images combining the early data from the James Webb Space Telescope with X-ray data taken with…
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…