Tonight

Visible planets and night sky guide for October and November

Visible planets and night sky guide. Late this evening, the gibbous moon hangs between Capella and Aldebaran. Look for the glittering Pleiades cluster nearby.

Sign Up for Our Amazing Newsletter!

Visible planets and night sky guide for October and November

Visible planets and night sky guide for October and November

Meteor shower guide 2026: Up next … the Taurids

Algol the Demon Star, named for its strange behavior

Halloween is an astronomy holiday. It’s a cross-quarter day

Why is Jupiter closest to Earth this year before opposition?

Subscribe now! A daily update with Science news, great photos, sky alerts.

Astronomy Essentials

Visible planets and night sky guide for October and November

Hunter’s Moon falls on October 25-26, with Saturn nearby

Olbers’ paradox asks ‘Why is the night sky dark?’

Meteor shower guide 2026: Up next … the Taurids

Brightest Stars

Alpha Cephei, or Alderamin, is a fast-spinning star

Delta Cephei helps measure cosmic distances

Fomalhaut is the Loneliest Star once again

Double star 61 Cygni: Why is it known as the Flying Star?

Constellations

Lacerta the Lizard, home to a blazar

Cassiopeia and Perseus on October evenings

Auriga the Charioteer and bright Capella on October evenings

Cassiopeia the Queen is overhead on autumn evenings

Clusters Nebulae Galaxies

Check out the Double Cluster in Perseus on October evenings

The Andromeda Galaxy: All you need to know

The Wild Duck cluster, M11, a lovely open cluster in Scutum

The Great Rift is a dark swath in the Milky Way

Favorite Star Patterns

Pegasus is a baseball diamond! Just in time for the World Series

Great Square of Pegasus gallops into the autumn sky

Teapot of Sagittarius points to the Milky Way’s center

The Northern Cross: Find the backbone of the Milky Way