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Visible planets and night sky guide for October
Marcy Curran
October 10, 2026
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Mercury is farthest from the sunset on October 12
Editors of EarthSky
October 9, 2026
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Kelly Kizer Whitt
October 8, 2026
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Leap babies
If you’re born on a leap day, do you have birthdays only once every four years?
Guy Ottewell
February 28, 2016
Black holes banish matter into cosmic voids
Using a computer simulation, astronomers probe the 'cosmic web' of the universe, its honeycomb-like structure on the largest scales.
Editors of EarthSky
February 28, 2016
Frozen beach and sea smoke
Sea smoke forms when very cold air moves over warmer water. Josh Blash caught this sea smoke from Rye, New Hampshire.
Deborah Byrd
February 27, 2016
Jupiter and Regulus point to Beehive
Use the planet Jupiter and the star Regulus to find the Beehive star cluster tonight and for many nights to come!
Bruce McClure
February 27, 2016
Rare superbloom in California’s Death valley
Heavy autumn rains have transformed the barren landscape into riot of flowers not seen in decade. Have a look!
Eleanor Imster
February 26, 2016
Three friends, Milky Way, planets
On a beach in South Carolina, three friends watched as the morning twilight met the Milky Way.
Deborah Byrd
February 26, 2016
First animal was likely sea sponge
A new genetic analysis suggests that the first animal to appear on Earth was very likely the simple sea sponge.
Editors of EarthSky
February 25, 2016
Multiple cosmic impacts 790,000 years ago
Geoscientists reached this conclusion after dating glassy stones called tektites from various parts of the world.
Editors of EarthSky
February 25, 2016
Two views of ISS
You can capture the International Space Station as a long streak crossing your sky, or you can catch it close-up. Dan Wyman in California captured both.
Deborah Byrd
February 25, 2016
Moon and Spica on February 25
You’ll have to stay up late (or wake up early) to see the moon with the star Spica these next several nights.
Bruce McClure
February 25, 2016
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