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JWST

Hubble Space TelescopeMarssupernovaeexoplanetssolar systemESA2025Jupiterwhite dwarfsPlutodustasteroidsastrophotographymeteoritesmathEarthcosmologyscifinebulaAstronomyNASAPoliticsgalaxy clustersblack holesTVMoonimpactsbinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsColliding galaxiesMilky Way GalaxyGaia
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
PoliticsPolitics
+4+4
No Kings protest thoughts; the spectacular Sombrero Galaxy fools me again
Jun 16, 2025

No Kings protest thoughts; the spectacular Sombrero Galaxy fools me again

No Kings rally more than just a protest; a gorgeous galaxy looks a lot better than I first thought

Philip Plait
Philip Plait
galaxiesgalaxies
+2+2
The Big Wheel galaxy is way too big to exist when it did
May 26, 2025

The Big Wheel galaxy is way too big to exist when it did

It’s seen a couple of billion years after the Universe itself got started

Philip Plait
Philip Plait
exoplanetsexoplanets
+2+2
A dying planet divebombs its star
May 20, 2025

A dying planet divebombs its star

The planet flew a little too close to the sun

Philip Plait
Philip Plait
dustdust
+2+2
Incredible JWST image of NGC 1514’s double ringed mystery
Apr 15, 2025

Incredible JWST image of NGC 1514’s double ringed mystery

It’s bizarre, and we still don’t understand this dusty structure

Philip Plait
Philip Plait
solar systemsolar system
+2+2
Hundreds of small asteroids found in the main belt using JWST
Mar 03, 2025

Hundreds of small asteroids found in the main belt using JWST

Astronomers used a new technique to find the building-sized rocks, the smallest ever seen at that distance

Philip Plait
Philip Plait
AstronomyAstronomy
+3+3
The chance of an impact from the asteroid 2024 YR4 just went way down
Feb 24, 2025

The chance of an impact from the asteroid 2024 YR4 just went way down

It’ll likely drop to zero, but it may be a while before we know for sure

Philip Plait
Philip Plait
black holesblack holes
+2+2
Dusty jets around distant monster black holes
Feb 04, 2025

Dusty jets around distant monster black holes

Another cool JWST observation shocks astronomers. Literally.

Philip Plait
Philip Plait
AstronomyAstronomy
+3+3
Two colossal stars send out waves of dust in an amazing JWST image
Jan 20, 2025

Two colossal stars send out waves of dust in an amazing JWST image

WR 140 is a terrifying star system, but it sure is beautiful. Also, announcing a new rate for the newsletter.

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+3+3
Spectacular colliding galaxies from Hubble and JWST
Jan 06, 2025

Spectacular colliding galaxies from Hubble and JWST

Views from both telescopes let us compare and contrast a cosmic collision

Philip Plait
Philip Plait
Everything, the Universe, and Life

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