Stars

Deep-Sky Objects, Stars

A bubbly cosmic celebration

Stars

Proxima Centauri is a red dwarf star, so would it appear red from the surface of an Earth-like planet in that star’s habitable zone?

Deep-Sky Objects, Stars

Two odd couples

Stars

Stellar time machines

Exotic Objects, Robotic Spaceflight, Stars

Hubble observes one-of-a-kind star nicknamed “Nasty”

Deep-Sky Objects, Galaxies, Stars

Double stars 32 Camelopardalis and Zubenelgenubi, elliptical galaxy Virgo A (M87), and the Theoretician’s Planetary (IC 3568)

Deep-Sky Objects, Stars

The dreadful beauty of Medusa

Exotic Objects, Stars

Astronomers observe a supernova colliding with its companion star

Deep-Sky Objects, Robotic Spaceflight, Stars

Hubble catches a stellar exodus in action

Exotic Objects, Stars

Magnetar near supermassive black hole delivers surprises

Galaxies, Stars

Weird Object: Tarantula Nebula and R136

Deep-Sky Objects, Stars

The Very Large Telescope discovers new kind of globular star cluster