A new high-definition image from NASA’s James Webb Space Telescope’s NIRCam unveils intricate details of supernova remnant Cassiopeia A and shows the expanding shell of material slamming into the gas ...

The James Webb Space Telescope has spotted a stellar explosion from a time when the cosmos was still in its infancy, catching ...

The Hubble space telescope has captured supernova images from three different moments, according to a new video released by NASA Goddard. The video, which can be found embedded below, showcases the ...

The JWST’s NIRCam image of the expanding remnant of supernova 1987A. The remains of a star that exploded 36 years ago have fallen under the gaze of the James Webb Space Telescope (JWST) — and this ...

A distant stellar explosion has offered astronomers a rare natural experiment, one that turns gravity into a powerful optical ...

NASA, ESA, CSA, STScI, B. Frye (University of Arizona), R. Windhorst (Arizona State University), S. Cohen (Arizona State University), J. D’Silva (University of ...

Yu-Jing Qin, a postdoctoral researcher at California Institute of Technology (Caltech), led a series of spectroscopic observations using Keck Observatory’s Low Resolution Imaging Spectrometer, ...

Gemini North, part of the International Gemini Observatory operated by NSF’s NOIRLab, is back observing the night sky following the repair and refurbishment of its primary mirror. The telescope’s ...

When a massive star runs out of fuel and approaches the end of its life, it explodes in a huge outpouring of energy called a supernova. These events can be so bright that they outshine entire galaxies ...

A new telescope image has shed light on the ghostly remains of the first recorded supernova. More than 1,800 years ago, in the year 185, Chinese astronomers recorded what they called a “guest star” ...