Active Galaxies

News & Articles

NASA, JAXA XRISM Spots Iron Fingerprints in Nearby Active Galaxy

3 min read

After starting science operations in February, Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) studied the monster black hole at the…

Article1 week ago

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

5 min read

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

Article2 weeks ago
Close-up view of Resolve’s detector

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

3 min read

At a time when phone cameras are capable of taking snapshots with millions of pixels, an instrument on the Japan-led…

Article3 weeks ago
A glowing pink point of light with diffraction spikes is surrounded by dark dust and faint stars. Two yellowish points of light are visible above and below it, all against black space dotted with intermittent distant galaxies.

Hubble Glimpses a Bright Galaxy Group

2 min read

This new NASA Hubble Space Telescope image shows a group of interacting galaxies known as LEDA 60847. LEDA 60847 is…

Article4 months ago

How NASA’s Roman Space Telescope Will Chronicle the Active Cosmos

6 min read

NASA’s Nancy Grace Roman Space Telescope will pair space-based observations with a broad field of view to unveil the dynamic…

Article6 months ago

JAXA, NASA XRISM Mission Ready for Liftoff

5 min read

Editor’s Note, Sept. 6, 2023: XRISM launched successfully on Wednesday, Sept. 6, 2023, at 7:42 p.m. EDT (Thursday, Sept. 7, 8:42 a.m. in…

Article9 months ago