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Tonight

Use the Big Dipper to find Polaris, the North Star
Do you know how to find the North Star? The 2 outer stars in the bowl of the Big Dipper point to Polaris, the North Star. It's quick and easy!
Editors of EarthSky
March 16, 2025

Astronomy Essentials

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Visible planets and night sky guide for March
March 16, 2025
Total lunar eclipse of Full Worm Moon tonight, March 13-14!
March 13, 2025
A total lunar eclipse looks red. Why?
March 13, 2025
Lunar eclipse: Tips for watching the eclipse tomorrow
March 12, 2025

Brightest Stars

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Sirius is going … going … see it NOW
February 21, 2025
Sirius B: Now is the best time to see Sirius’ companion
February 7, 2025
Blue-white Rigel is Orion’s brightest star
January 30, 2025
Capella is sometimes called the Goat Star
January 10, 2025

Constellations

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Meet Taurus, home to star clusters, with Jupiter visiting
February 6, 2025
Canis Major and brilliant Sirius in the New Year
January 5, 2025
Orion the Hunter, the most recognizable constellation
December 20, 2024
Meet Pisces the Fish, 1st constellation of the zodiac
December 10, 2024

Clusters Nebulae Galaxies

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Meet the Crab Nebula, remnant of an exploding star
January 24, 2025
The Orion Nebula (M42) is a starry nursery
December 15, 2024
Messier objects are fuzzy patches in the night sky
December 8, 2024
Double Cluster in Perseus on October evenings
October 4, 2024

Favorite Star Patterns

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Meet the Winter Circle, aka the Winter Hexagon
January 16, 2025
The Hyades star cluster: The Face of Taurus the Bull
January 6, 2025
The Pleiades – or 7 Sisters – known around the world
November 14, 2024
Great Square of Pegasus gallops into the autumn sky
September 10, 2024
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