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Sun news update: BLAMMO! X flare from AR3615!
C. Alex Young
March 28, 2024
Astronomy Essentials
Visible planets and night sky guide for March and April
Marcy Curran
March 28, 2024
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Total solar eclipse in 11 days! See these stunning effects
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March 28, 2024
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Sun news update: BLAMMO! X flare from AR3615!
Sun news for March 28, 2024. UPDATE: X FLARE! AR3615 fired an X1.11 flare at 20:56 UTC on March 28, 2024. Learn more about it here.
C. Alex Young
Raúl Cortés
Armando Caussade
March 28, 2024
Visible planets and night sky guide for March and April
March 28, 2024
Meteor shower guide 2024: Up next the April Lyrids
March 1, 2024
Why Easter falls on this Sunday
March 29, 2024
The moon: 5 myths about our natural satellite
March 31, 2024
How to watch a solar eclipse safely on April 8
April 1, 2024
International Dark Sky Week is April 2 to 8
April 2, 2024
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Astronomy Essentials
View All
Visible planets and night sky guide for March and April
Marcy Curran
March 28, 2024
Total solar eclipse in 11 days! See these stunning effects
Fred Espenak
March 28, 2024
See the zodiacal light now, before it’s gone
Editors of EarthSky
March 28, 2024
Penumbral lunar eclipse to pass quietly March 24-25, 2024
Guy Ottewell
March 24, 2024
Brightest Stars
View All
Sun news update: BLAMMO! X flare from AR3615!
C. Alex Young
March 28, 2024
Betelgeuse is dimming again. When will it explode?
Editors of EarthSky
March 17, 2024
Lonely Alphard is the brightest star in Hydra
Bruce McClure
March 4, 2024
Meet Pollux: The brighter twin star of Gemini
Editors of EarthSky
February 20, 2024
Constellations
View All
Meet Cancer the Crab and its Beehive cluster
Bruce McClure
March 10, 2024
Meet Canis Minor the Lesser Dog in February
Kelly Kizer Whitt
February 7, 2024
Meet Taurus the Bull in the February evening sky
Bruce McClure
February 6, 2024
Catch a glimpse of Monoceros the Unicorn in the Milky Way
Deborah Byrd
January 31, 2024
Clusters Nebulae Galaxies
View All
The Beehive cluster: A swarm of 1,000 stars
Bruce McClure
March 7, 2024
Meet the Crab Nebula, remnant of an exploding star
Larry Sessions
January 14, 2024
The Local Group is our galactic neighborhood
Editors of EarthSky
October 24, 2023
Triangulum galaxy is 2nd-closest to Milky Way
Bruce McClure
October 24, 2023
Favorite Star Patterns
View All
The Hyades star cluster: The Face of Taurus the Bull
Bruce McClure
January 25, 2024
Meet the Winter Circle, aka the Winter Hexagon
Bruce McClure
January 24, 2024
The Pleiades – or 7 Sisters – known around the world
Bruce McClure
November 26, 2023
Great Square of Pegasus gallops into the autumn sky
Deborah Byrd
September 27, 2023