Galaxies

Galaxies, Robotic Spaceflight

Hubble team finds monster “El Gordo” galaxy cluster bigger than thought

Galaxies

Studying a galactic serial killer

Cosmology, Galaxies, Robotic Spaceflight

Spitzer sees the galactic dawn with “Frontier Fields”

Astronomy for beginners, Deep-Sky Objects, Galaxies

An easy guide to astro-speak

Exotic Objects, Galaxies, Robotic Spaceflight

The search for seeds of black holes

Deep-Sky Objects, Galaxies, Stars

Explore more north polar deep-sky treats

Galaxies, Stars

A hat, a shark, and time travel

Deep-Sky Objects, Galaxies

Open cluster NGC 2546, barred spiral galaxy NGC 3079, and irregular galaxy Sextans A

Exotic Objects, Galaxies

The dusty heart of an active galaxy

Astronomy for beginners, Galaxies

The constellation Crater, the Spindle Galaxy (NGC 3115), and irregular galaxy Sextans B

Galaxies

Galaxies in the early universe mature beyond their years

Cosmology, Galaxies

Astronomers find faint strings of galaxies inside empty space