Colliding galaxies

miscellanyHubble Space TelescopeMarsclimate changesupernovaeexoplanetscometssolar systemESA2025Jupiterwhite dwarfsPlutoaliensdustasteroidsneutron starsastrophotographymeteoritesstar clustersvolcanoesmathEarthcosmologypulsarsmoonsthe SunscifiFast Radio BurstsVera Rubin ObservatorynebulaAstronomybrown dwarfsNASAPoliticsgalaxy clusterslight pollutionplanetary nebulaedebunkingblack holesphysicsTVgravitational lensingVenusAbout the newsletterMoonAbout mespace explorationimpactsnovaebinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsdark matterColliding galaxiesMilky Way GalaxyScientific AmericanGaia
Hubble Space TelescopeHubble Space Telescope
+6+6
A galaxy aflame!

A galaxy aflame!

JWST image of NGC 5134 is fire. Also, using real AI to find galaxies.

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+6+6
Another gorgeous Hubble galaxy, but it has many secrets
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Another gorgeous Hubble galaxy, but it has many secrets

NGC 7722 is a weird hybrid of galaxy types. What does that tell us?

Philip Plait
Philip Plait
the Sunthe Sun
+4+4
Solar eclipse seen from space!

Solar eclipse seen from space!

Also, a small galaxy may be currently ramming through the Milky Way, so there’s that too

Philip Plait
Philip Plait
miscellanymiscellany
+3+3
A galaxy collision got me digging, Goodbye Tiktok, Project for Awesome

A galaxy collision got me digging, Goodbye Tiktok, Project for Awesome

Sometimes mistakes lead to cool astronomy stuff.

Philip Plait
Philip Plait
miscellanymiscellany
+6+6
A faint stream of stars is being pulled out of the nearby galaxy M61
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A faint stream of stars is being pulled out of the nearby galaxy M61

Also: a free audiobook featuring my dulcet voicebox

Philip Plait
Philip Plait
astrophotographyastrophotography
+5+5
Mystery solved? Baffling huge nebula near Andromeda Galaxy is actually in our neighborhood

Mystery solved? Baffling huge nebula near Andromeda Galaxy is actually in our neighborhood

Weird arcing cloud of oxygen is most likely part of the Milky Way, not our giant neighbor

Philip Plait
Philip Plait
dustdust
+5+5
Powers of Chandra and JWST unite!
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Powers of Chandra and JWST unite!

The two great telescopes combine to make amazing science and gorgeous images

Philip Plait
Philip Plait
cosmologycosmology
+5+5
A Little Red Dot may be a mostly naked supermassive black hole
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A Little Red Dot may be a mostly naked supermassive black hole

This has implications for how such behemoths form in the first place

Philip Plait
Philip Plait
astrophotographyastrophotography
+3+3
It’s an umbrella, but it’s a hundred thousand light-years long

It’s an umbrella, but it’s a hundred thousand light-years long

Galaxy collisions do really weird things

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+6+6
An incredible JWST image of an immense city of galaxies

An incredible JWST image of an immense city of galaxies

Abell S1063 is a jaw-dropping example of the power of the big telescope

Philip Plait
Philip Plait
cosmologycosmology
+5+5
The Owl Galaxies are hiding a secret in plain sight. But what is it?

The Owl Galaxies are hiding a secret in plain sight. But what is it?

It might be a supermassive black hole, or it might be a bazillion newborn stars

Philip Plait
Philip Plait
dustdust
+6+6
Rubin opens its eye. And what it sees is the Universe.

Rubin opens its eye. And what it sees is the Universe.

Mind-blowing first images from the huge telescope.

Philip Plait
Philip Plait