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supernovae

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supernovaesupernovae
+3+3
A second star for Betelgeuse?!
13 hours ago

A second star for Betelgeuse?!

Astronomers post a possible binary companion for the soon-to-be supernova

Philip Plait
Philip Plait
supernovaesupernovae
+2+2
The biggest black hole merger ever detected so far rocked the Universe
Jul 14, 2025

The biggest black hole merger ever detected so far rocked the Universe

The gravitational waves they emitted were fiercely powerful, but where did the black holes come from?

Philip Plait
Philip Plait
supernovaesupernovae
+2+2
A colossal explosion sent antimatter heading toward us at nearly the speed of light
Jul 10, 2025
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A colossal explosion sent antimatter heading toward us at nearly the speed of light

That’s a fun headline to write! The good news is we’re safe and the science is awesome.

Philip Plait
Philip Plait
supernovaesupernovae
+2+2
A pulsar plucks the Guitar Nebula
Jun 19, 2025
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A pulsar plucks the Guitar Nebula

Super-high-speed electrons from a dead star are plowing through the gas

Philip Plait
Philip Plait
supernovaesupernovae
+4+4
When did the Universe first get wet?
Jun 17, 2025

When did the Universe first get wet?

Water is simple, but it took time for the cosmos to brew the ingredients.

Philip Plait
Philip Plait
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