Sgr A*

miscellanyHubble Space TelescopeMarsclimate changesupernovaeexoplanetscometssolar systemESA2025Jupiterwhite dwarfsPlutoaliensdustasteroidsneutron starsastrophotographymeteoritesstar clustersvolcanoesmathEarthcosmologypulsarsmoonsthe SunscifiFast Radio BurstsVera Rubin ObservatorynebulaAstronomybrown dwarfsNASAPoliticsgalaxy clusterslight pollutionplanetary nebulaedebunkingblack holesphysicsTVgravitational lensingVenusAbout the newsletterMoonAbout meimpactsnovaebinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsColliding galaxiesMilky Way GalaxyScientific AmericanGaia
EarthEarth
+5+5
Today our planet will not be destroyed. Probably.

Today our planet will not be destroyed. Probably.

I mean, no promises. But it won’t be because the Maya predicted it.

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
PoliticsPolitics
+4+4
Did a smaller but still giant black hole recently merge with the one at the center of our galaxy?

Did a smaller but still giant black hole recently merge with the one at the center of our galaxy?

Also: RFK Jr. needs to be impeached

Philip Plait
Philip Plait
galaxy clustersgalaxy clusters
+4+4
A SUPER supermassive black hole

A SUPER supermassive black hole

The central black hole in the galaxy Holmberg 15A is very, very beefy

Philip Plait
Philip Plait
black holesblack holes
+4+4
Did our local supermassive black hole recently eat its little sibling?

Did our local supermassive black hole recently eat its little sibling?

Indirect evidence suggests a smaller black hole orbited the much, much larger one

Philip Plait
Philip Plait