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Visible planets and night sky guide for May
Marcy Curran
May 12, 2026
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Polaris is the present-day North Star of Earth
Bruce McClure
May 12, 2026
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Deborah Byrd
May 10, 2026
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Mars Helicopter passes key tests
Deborah Byrd
June 18, 2019
min read
Waterfall illusion: Still objects seem to move
EarthSky Voices
June 9, 2019
min read
Here’s a portrait of a family of stars
Deborah Byrd
June 6, 2019
min read
How to celebrate World Oceans Day 2019
Deanna Conners
June 5, 2019
min read
Video: Asteroid 1999 KW4 as it swept past
Eddie Irizarry
May 26, 2019
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Video: Fly over Curiosity’s route on Mars
Eleanor Imster
May 17, 2019
min read
Shrinking moon might be generating moonquakes
Eleanor Imster
May 16, 2019
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The oldest known tree in eastern North America
Eleanor Imster
May 15, 2019
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Lightsail 2 set to launch in June
Deborah Byrd
May 14, 2019
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Simulating stars’ sounds to reveal their secrets
Editors of EarthSky
May 13, 2019
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