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NASA, JAXA XRISM Detect Iron Fingerprints in Nearby Galaxy With Supermassive Black Hole

X-ray Satellite XMM-Newton Sees 'Space Clover' in a New Light

Astronomers have discovered enormous circular radio features of unknown origin around some galaxies. Now, new observations of one dubbed the Cloverleaf

NASA/JAXA's XRISM Mission Captures Unmatched Data With Just 36 Pixels

At a time when phone cameras are capable of taking snapshots with millions of pixels, an instrument on the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) satellite captures revolutionary science with just 36 of them. “That may sound impossible, but it’s actually true,” said Richard Kelley, the U.S. principal investigator for XRISM at NASA’s Goddard […]

An impossibly huge ring of galaxies might lead us to new physics. Here's how

This galactic superstructure appears to us as it was over 9 billion years ago.

How many solar masses is the central black hole in the Whirlpool Galaxy? - Astronomy