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Tonight

Visible planets and night sky guide for October
Visible planets and night sky guide. This evening, the moon hangs near Saturn in the eastern sky. In the morning, look for Jupiter and Mars.
Marcy Curran
John Jardine Goss
Deborah Byrd
Kelly Kizer Whitt
October 24, 2026

Astronomy Essentials

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Visible planets and night sky guide for October
October 24, 2026
Olbers’ paradox asks ‘Why is the night sky dark?’
October 23, 2026
Orionid meteor shower 2026: All you need to know
October 20, 2026
Comet Halley is parent of 2 meteor showers
October 18, 2026

Brightest Stars

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Alpha Cephei, or Alderamin, is a fast-spinning star
September 30, 2026
Delta Cephei helps measure cosmic distances
September 10, 2026
Fomalhaut is the Loneliest Star once again
September 2, 2026
Double star 61 Cygni: Why is it known as the Flying Star?
August 5, 2026

Constellations

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Cassiopeia and Perseus on October evenings
October 22, 2026
Auriga the Charioteer and bright Capella on October evenings
October 21, 2026
Cassiopeia the Queen is overhead on autumn evenings
October 16, 2026
Meet Aquarius the Water Bearer and its stars
October 13, 2026

Clusters Nebulae Galaxies

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Check out the Double Cluster in Perseus on October evenings
October 11, 2026
The Andromeda Galaxy: All you need to know
September 23, 2026
The Wild Duck cluster, M11, a lovely open cluster in Scutum
August 28, 2026
The Great Rift is a dark swath in the Milky Way
August 19, 2026

Favorite Star Patterns

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Pegasus is a baseball diamond! Just in time for the World Series
October 21, 2026
Great Square of Pegasus gallops into the autumn sky
September 20, 2026
Teapot of Sagittarius points to the Milky Way’s center
August 21, 2026
The Northern Cross: Find the backbone of the Milky Way
July 19, 2026
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