galaxies

Hubble Space TelescopeMarssupernovaeexoplanetssolar systemESA2025Jupiterwhite dwarfsPlutodustasteroidsastrophotographymeteoritesmathEarthcosmologyscifinebulaAstronomyNASAPoliticsgalaxy clustersblack holesTVMoonimpactsbinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsColliding galaxiesMilky Way GalaxyGaia
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
galaxy clustersgalaxy clusters
+3+3
A clump of quasars REALLY defies the odds

A clump of quasars REALLY defies the odds

Astronomers find neatly a dozen quasars jammed into a small volume of space, and no one knows why they’re there.

Philip Plait
Philip Plait
PoliticsPolitics
+4+4
No Kings protest thoughts; the spectacular Sombrero Galaxy fools me again

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
Hubble Space TelescopeHubble Space Telescope
+4+4
The enigma(s) of the lovely galaxy IC 3225
Premium

The enigma(s) of the lovely galaxy IC 3225

Its shape and distance are weird

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+5+5
A second look at a spectacular galactic collision; Curiosity from Mars orbit
Premium

A second look at a spectacular galactic collision; Curiosity from Mars orbit

Two very cool images for you today

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

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
Hubble Space TelescopeHubble Space Telescope
+2+2
An example of why being a skeptic has eternal job security

An example of why being a skeptic has eternal job security

White House press corps being stacked with believers in nonsense

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+4+4
Hubble tips hat to the Sombrero Galaxy, More weird white dwarfs

Hubble tips hat to the Sombrero Galaxy, More weird white dwarfs

Celebrate Hubble’s 35th, and more two-faced white dwarfs are popping up

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+2+2
INCREDIBLE and spectacular Hubble image of a galaxy that got whacked by another galaxy

INCREDIBLE and spectacular Hubble image of a galaxy that got whacked by another galaxy

The collision caused easily visible multiple rings of stars to ripple outward

Philip Plait
Philip Plait
black holesblack holes
+2+2
Dusty jets around distant monster black holes

Dusty jets around distant monster black holes

Another cool JWST observation shocks astronomers. Literally.

Philip Plait
Philip Plait
meteoritesmeteorites
+4+4
A wee meteorite impact caught on video, Gaia closes its eyes

A wee meteorite impact caught on video, Gaia closes its eyes

Very rare footage of a mini-impact, and the Gaia spacecraft has been shut down

Philip Plait
Philip Plait
galaxy clustersgalaxy clusters
+1+1
The Antlia galaxy cluster is spectacular! But which galaxies are actually in it?

The Antlia galaxy cluster is spectacular! But which galaxies are actually in it?

The full 11,000 x 8,000 pixel image will destroy you.

Philip Plait
Philip Plait