supernova remnants
Webb Finds Dozens of Supernovae Remnants in the Triangulum Galaxy
Infrared astronomy has revealed so much about the Universe, ranging from protoplanetary disks and nebulae to brown dwarfs, aurorae, and…
First Light from Einstein Probe: A Supernova Remnant
On 9 January 2024, the Einstein probe was launched, its mission to study the night sky in X-rays. The first…
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…
Quick Action Let Hubble Watch the Earliest Stages of an Unfolding Supernova Detonation
If it weren't for supernova remnants we wouldn't have much knowledge of supernovae themselves. If a supernova explosion is the…
Dead Planets Around White Dwarfs Could Emit Radio Waves We Can Detect, Sending Out Signals for Billions of Years
A new study by a pair of astronomers has shown that planets orbiting white dwarfs will still be emitting radio…
This Star Has Been Going Nova Every Year, for Millions of Years
A nova star is like a vampire that siphons gas from its binary partner. As it does so, the gas…
All-Sky Radio Image in 60 Seconds, No Moving Parts
[/caption] This image is a software-calibrated image with high signal-to-noise ratio at a frequency of 120 MHz, of the radio…
Sources of Cosmic Rays Found? Fermi Telescope Closes In
The origin of cosmic rays has been a mystery since their discovery nearly a century ago. But new images from…