supernova remnants

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…

3 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…

2 years ago

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…

3 years ago

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…

5 years ago

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…

5 years ago

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…

14 years ago

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…

14 years ago