supernova remnant

Japan’s New X-Ray Observatory Sees First Light

XRISM, the X-ray Imaging and Spectroscopy Mission, is a joint NASA/JAXA mission led by JAXA. The X-ray space telescope began…

2 months ago

JWST Delivers A Fantastic New Image Of Supernova Remnant Cassiopeia A

Astronomy is all about light. Sensing the tiniest amounts of it, filtering it, splitting it into its component wavelengths, and…

2 months ago

Webb’s Infrared Eye Reveals the Heart of the Milky Way

The JWST is taking a break from studying the distant Universe and has trained its infrared eye on the heart…

3 months ago

An Amateur Astronomer Discovered One-of-a-Kind Supernova Remnant

In 2013, amateur astronomer Dana Patchick was looking through images from the Wide-field Infrared Survey Explorer archive and discovered a…

3 months ago

Astronomers Have Been Watching a Supernova’s Debris Cloud Expand for Decades with Hubble

Twenty thousand years ago, a star in the constellation Cygnus went supernova. Like all supernovae, the explosion released a staggering…

5 months ago

The Dark Energy Camera Captures the Remains of an Ancient Supernova

The first written record of a supernova comes from Chinese astrologers in the year 185. Those records say a 'guest…

12 months ago

A new Hubble Image Reveals a Shredded Star in a Nearby Galaxy

The Hubble Space Telescope, to which we owe our current estimates for the age of the universe and the first…

1 year ago

Star Formation Simulated in the lab, Using Lasers, of Course

The vacuum of space isn't really a vacuum. A vacuum is defined by Merriam-Webster as "a space absolutely devoid of…

2 years ago

Supernova Remnant Cassiopeia A is Lopsided

Cassiopeia A is the remnant of a supernova that exploded 11,000 light-years away. The light from the exploding star likely…

2 years ago

The Debris Cloud From a Supernova Shows an Imprint of the Actual Explosion

Computer models are continuing to play an increasing role in scientific discovery.  Everything from the first moments after the Big…

3 years ago