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Visible planets and night sky guide for May
Marcy Curran
May 7, 2026
Clusters Nebulae Galaxies
Meet Omega Centauri, a giant globular star cluster
Bruce McClure
May 6, 2026
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2026 Eta Aquariid meteor shower best before dawn on May 5
Editors of EarthSky
May 4, 2026
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Comets and asteroids: What’s the difference?
Eleanor Imster
Deborah Byrd
January 31, 2023
min read
Are 2 snowflakes ever the same?
Editors of EarthSky
November 24, 2022
min read
What is the Brocken Spectre? A misty figure in the fog
Deborah Byrd
November 18, 2022
min read
Can meteors make a sound? Scientists say yes
Editors of EarthSky
August 9, 2022
min read
Circumpolar stars stay up all night long
Bruce McClure
February 18, 2022
min read
What is time, and why does it move forward?
EarthSky Voices
September 19, 2021
min read
What causes a highway mirage?
Deborah Byrd
July 3, 2021
min read
Do all planets orbit in a flat plane around their suns?
Editors of EarthSky
January 24, 2019
min read
Star brightness versus star luminosity
Bruce McClure
February 18, 2017
min read
Lucky New Year’s foods
Deborah Byrd
December 31, 2016
min read
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