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Visible planets and night sky guide for October
Marcy Curran
October 12, 2026
Clusters Nebulae Galaxies
Check out the Double Cluster in Perseus on October evenings
Bruce McClure
October 11, 2026
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Mercury after sunset and great for Southern Hemisphere!
Editors of EarthSky
October 9, 2026
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Best photos of the total lunar eclipse
Best photos of the September 27-28, 2015 total eclipse of the moon from awesome EarthSky community members! Thanks to all who posted.
Deborah Byrd
September 28, 2015
Newly discovered dinosaur roamed northern Alaska
Hadrosaur was a truly polar dinosaur that endured months of winter darkness and probably experienced snow.
Editors of EarthSky
September 28, 2015
Intriguing cycle of close and far moons
This post explains lunar perigee - the moon's closest point to Earth - and includes dates of all closest and farthest moons for each month of 2015.
Bruce McClure
September 27, 2015
Super Blood Moon eclipse on September 28, 2015
When and how to watch the September 27-28, 2015 total eclipse of the moon.
Bruce McClure
September 27, 2015
How to watch tonight’s eclipse online
On the wrong part of Earth for tonight's eclipse? Clouded out? Here are links to online viewing.
Deborah Byrd
September 27, 2015
Rosetta’s comet has daily water-ice cycle
"We found a mechanism that replenishes the surface of the comet with fresh ice at every rotation. This keeps the comet 'alive'," said a researcher.
Deborah Byrd
September 25, 2015
Milky Way’s black hole is more active!
The black hole at the Milky Way's heart recently blasted out 10 times its normal rate of X-ray flares. Is it due to the close passage of a mysterious, dusty object?
Deborah Byrd
September 25, 2015
Supersonic stars reveal Milky Way’s heart
Harvard astronomers want to examine the radio waves from supersonic stars at the Milky Way's core, to learn more about this hidden region of space.
Deborah Byrd
September 25, 2015
Badlands
"It really felt like you could scoop the stars out of the sky," said photographer Cameron Cech.
Eleanor Imster
September 25, 2015
Photos from friends: Signs of autumn
Happy autumn (or spring, if you're in the Southern Hemisphere)! Enjoy the photos.
Editors of EarthSky
September 25, 2015
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