Launched on Sept. 6, 2023, XRISM studies X-ray signals emitted throughout the universe. On Feb. 25, 2024, it aimed at a ...

An image of a distant galaxy warped by a cosmic magnifying glass reveals a massive blob of dark matter hiding in plain sight.

They discovered that the Chandra spectrum closely matched what they expected from models of black holes expanding faster than ...

Astronomy has a way of surprising you. When you believe the universe has yielded its biggest secrets, distant giants and ...

Astronomers uncovered seven dust-shrouded quasars from Cosmic Dawn, doubling the known tally of early supermassive black holes.

Thanks to a theory put forward by Albert Einstein over 100 years ago and a happy coincidence, astronomers have discovered radiation being pumped out from the core of a quasar — within which a ...

By studying the X-ray spectrum collected by Chandra, scientists were able to estimate the black hole’s growth rate, which ...

A black hole is growing at one of the fastest rates ever recorded, according to a team of astronomers. This discovery from ...

A groundbreaking astronomical finding has resolved a long-standing mystery about the early cosmos, according to space specialist Andy Lound. Scientists have determined that black holes from the ...

Astronomers have taken a rare look into the distant past of the universe and uncovered evidence that galaxies and their ...

Astronomers have discovered that supermassive black holes are not as massive as previously thought, after peering into an infant galaxy situated 12 billion light years away ...