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Tonight
Big and Little Dippers in the northern sky on June evenings
Deborah Byrd
June 3, 2026
Astronomy Essentials
Tonight
Visible planets and night sky guide for June
Marcy Curran
June 2, 2026
Astronomy Essentials
Can a single season have only 2 full moons?
Bruce McClure
May 31, 2026
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Today's Image
Crystal Ball Nebula hides a fading star and its companion
Kelly Kizer Whitt
June 3, 2026
Tonight
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
June 3, 2026
Earth
Prepare for El Niño conditions, urge officials
The WMO said on June 2 that people should start preparing now for above average temperatures and extreme weather due to coming El Niño conditions.
Kelly Kizer Whitt
June 2, 2026
Space
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
Sun
Sun news: The awakening, M9.3 flare, almost an X class!
Sun news for June 3, 2026: M9.3 flare, almost X class! AR4455 fires 4 M flares from a simple alpha setup. M-flare odds jump to 60%. X odds at 10%.
C. Alex Young
Armando Caussade
Raúl Cortés
June 2, 2026
Astronomy Essentials
Tonight
Visible planets and night sky guide for June
Visible planets and night sky guide. Today, look for a wonderful planetary trio: Venus, Jupiter and Mercury. Venus and Jupiter will reach conjunction soon!
Marcy Curran
John Jardine Goss
Deborah Byrd
Kelly Kizer Whitt
June 2, 2026
Human World
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
Earth
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
Space
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
Earth
Human World
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
Astronomy Essentials
Can a single season have only 2 full moons?
We know it's possible to squeeze 4 full moons into a single season. But can a season have just 2 full moons? Turns out it can, but it is rare.
Bruce McClure
May 31, 2026
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Space
View All
The black hole or galaxy: Which came 1st?
Paul Scott Anderson
June 2, 2026
Could aliens visit Earth? Here are some challenges
EarthSky Voices
May 31, 2026
The 1919 solar eclipse that proved Einstein right
Deborah Byrd
May 29, 2026
Do Europa’s water vapor plumes not exist after all?
Paul Scott Anderson
May 28, 2026
Astronomy Essentials
View All
Visible planets and night sky guide for June
Marcy Curran
June 2, 2026
Can a single season have only 2 full moons?
Bruce McClure
May 31, 2026
Blue Moon – and smallest full moon of 2026 – on May 30-31
Editors of EarthSky
May 25, 2026
Constellations and signs: What’s the difference?
Guy Ottewell
May 20, 2026
Earth
View All
Prepare for El Niño conditions, urge officials
Kelly Kizer Whitt
June 2, 2026
Elephant calf reunion melts hearts in Kenya
Cristina Ortiz
June 1, 2026
BOOM over Massachusetts and U.S. East probably a meteor
Deborah Byrd
May 31, 2026
How cities can change the weather during storms
Kelly Kizer Whitt
May 31, 2026
Human World
View All
June birthstone: Pearl, moonstone or alexandrite
Editors of EarthSky
June 2, 2026
BOOM over Massachusetts and U.S. East probably a meteor
Deborah Byrd
May 31, 2026
Blue Origin mega-rocket explodes on launch pad
Deborah Byrd
May 29, 2026
The 1919 solar eclipse that proved Einstein right
Deborah Byrd
May 29, 2026