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11,000 new asteroids! Astronomers call it ‘tip of iceberg’
Rubin Observatory’s early data revealed more than 11,000 new asteroids in the asteroid belt, along with some 380 objects beyond Neptune.
April 5, 2026
5 insights on interstellar comet 3I/ATLAS from ESA’s Juice mission
Juice reveals Comet 3I/ATLAS is highly active, with vast gas and dust clouds. It behaves like solar system comets and offers clues to its interstellar origins.
April 5, 2026
Meet Chamaeleon, a southern constellation
The constellation Chamaeleon the Chameleon is a dark patch of sky that lies deep in the Southern Hemisphere and is visible any night of the year.
April 5, 2026
See the best deep-sky photos of March 2026
Enjoy this gallery of deep-sky photos for March 2026 from our EarthSky community. If you have a great photo to share, send it in, too. We love to see them!
April 4, 2026
Tiny comet shows first-ever spin reversal
For the first time, Hubble observations reveal that a tiny comet has stopped spinning in one direction and has reversed to spin in the opposite direction.
April 3, 2026
Humans’ deep connection to dogs spans more than 15,000 years
The oldest-known dogs, according to genetic analysis, lived about 15,000 years ago. They were widespread in Europe by 14,000 years ago.
April 3, 2026
Why do tinamou birds lay such colorful eggs?
Scientists said tinamou birds evolved to lay bright egg colors to help closely related species recognize each other and avoid breeding with the wrong species.
April 3, 2026
Star-hop from Orion to Sirius: See them before they go!
Star-hopping is going from stars you know to stars you don't know. Star-hop from the constellation Orion to Sirius, sky's brightest star, before they're gone.
April 3, 2026
Easter is April 5 and Orthodox Easter is April 12
In 2026, Easter falls on April 5. It falls on the first Sunday after the first full moon after the March equinox. More about the date of Easter, here.
April 3, 2026
45 best planets for life revealed in real-life ‘Project Hail Mary’
Where should we look for possible alien life? Researchers at Cornell University have identified the 45 best planets for life in a real-life 'Project Hail Mary.'
April 2, 2026
