Sign Up for Our Amazing Newsletter!
A daily update by email. Science news, great photos, sky alerts.
Your email address will only be used for EarthSky content.
Privacy Policy
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
EarthSky
One Earth. One Sky. EarthSky.
Tonight
Space
Sun
Earth
Human
Best Places to Stargaze
EarthSky Community Photos
About
Store
Donate
Contact Us
Subscribe
Tonight
Tonight
Brightest Stars
Astronomy Essentials
Moon Phases
Clusters Nebulae Galaxies
Favorite Star Patterns
Constellations
Astronomy Essentials
Tonight
Visible planets and night sky guide for September
Marcy Curran
September 3, 2026
Constellations
Corona Australis is the sparkling Southern Crown
Kelly Kizer Whitt
September 3, 2026
Brightest Stars
Fomalhaut is the Loneliest Star once again
Larry Sessions
September 2, 2026
Space
Sun
Earth
Human
Human
Spaceflight
Best Places to Stargaze
Community Photos
View Community Photos
Trending
Submit a Photo
About
Store
Donate
Home
/
Categories
/
Archive
Rare meteorite hints at giant early planet
A rare meteorite contains evidence of a lost early protoplanet, offering a glimpse into the chaotic collisions that shaped our solar system.
Kelly Kizer Whitt
June 3, 2026
Magnetic exoplanets? Strange winds are strongest hint yet
Astronomers have found the strongest hint yet of magnetic exoplanets, thanks to new measurements of strange winds on distant worlds.
EarthSky Voices
June 3, 2026
Crystal Ball Nebula hides a fading star and its companion
The Crystal Ball Nebula is a giant sphere of gas and dust encircling a pair of stars in the direction of the constellation Taurus the Bull.
Kelly Kizer Whitt
June 3, 2026
Big and Little Dippers in the northern sky on June evenings
The Big and Little Dippers are June sky favorites, with the Big Dipper’s Pointer stars leading the way to Polaris and the Little Dipper.
Deborah Byrd
Don Machholz
June 3, 2026
The black hole or galaxy: Which came 1st?
QSO1 is an ancient Little Red Dot galaxy from the early universe. It contains a supermassive black hole. Which came first, the black hole or galaxy?
Paul Scott Anderson
June 2, 2026
June birthstone: Pearl, moonstone or alexandrite
June babies ... it is time to choose your June birthstone: pearl, moonstone or alexandrite. All of them are lovely choices.
Editors of EarthSky
June 2, 2026
Elephant calf reunion melts hearts in Kenya
An elephant calf reunion in Kenya melted hearts recently. The lost baby answered her aunt’s call and her family rushed in to welcome her home.
Cristina Ortiz
June 1, 2026
Sun activity archive for June 2026
Sun activity archive for June 2026. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
C. Alex Young
Raúl Cortés
Armando Caussade
Michael Maimone
June 1, 2026
Could aliens visit Earth? Here are some challenges
Scientists say it’s unlikely aliens visit Earth anytime soon, because interstellar travel faces huge barriers of distance, energy and time.
EarthSky Voices
May 31, 2026
BOOM over Massachusetts and U.S. East probably a meteor
Many reported a streak across the daytime sky and a boom over Massachusetts and surrounding areas in the US East, probably a meteor.
Deborah Byrd
May 31, 2026
Previous
25 / 1478
Next