XMM-Newton (X-ray Multi-Mirror Newton)

Chandra X-Ray Observatory
IXPE (Imaging X-ray Polarimetry Explorer)
Marshall Space Flight Center
Supernova Remnants
Supernovae
The Universe
XMM-Newton (X-ray Multi-Mirror Newton)
NASA’s IXPE (Imaging X-ray Polarimetry Explorer) mission has taken a new observation of a supernova, RCW 86, helping fill in a fuller picture of what other telescopes have observed.
Posted March 24, 2026
XMM-Newton (X-ray Multi-Mirror Newton)
Active Galaxies
Astrophysics
Elliptical Galaxies
Galaxies
Galaxies, Stars, & Black Holes
Galaxies, Stars, & Black Holes Research
Galaxy clusters
Goddard Space Flight Center
Missions
Science & Research
Sensing the Universe & Multimessenger Astronomy
The Universe
Astronomers have discovered enormous circular radio features of unknown origin around some galaxies. Now, new observations of one dubbed the Cloverleaf suggest it was created by clashing groups of galaxies.
Posted May 2, 2024
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