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Constellations
Vulpecula the Fox lies inside the Summer Triangle
Vulpecula the Fox is a small constellation inside the Summer Triangle. Amateur astronomers go here to spot the Coathanger Cluster and the Dumbbell Nebula.
July 24, 2026
Sun
Sun news: Sun-stuff jolts Earth. More tonight?
Sun news July 24, 2026: A G1 storm lit up high latitudes last night, and more could come tonight as two CMEs arrive. Aurora watchers, keep those cameras out!
Astronomy Essentials
Tonight
Visible planets and night sky guide for July
EarthSky's visible planets and night sky guide. This evening, the gibbous moon lies near red Antares. And it's meteor season! Watch a video here.
July 24, 2026
Astronomy Essentials
Delta Aquariid meteor shower: All you need to know in 2026
The peak of the Delta Aquariid meteor shower is late July. But the shower rambles along steadily for weeks and intermingles with the famous Perseids.
July 24, 2026
Space
Have we found the first exomoon … around a brown dwarf?
Have astronomers found the first exomoon? We think of moons as objects that orbit planets. So what do we call this object, which orbits a brown dwarf?
July 23, 2026
Human World
Space
Should the far side of the moon be reserved for science?
Should the far side of the moon be reserved for science? What we decide now could shape the future of the entire solar system.
July 23, 2026
Astronomy Essentials
Clusters Nebulae Galaxies
M6 and M7: Open star clusters in the Scorpion’s Tail
M6 and M7 are star clusters near Scorpius’ stinger. Under a dark sky, these loose groups of stars can be a stunning sight.
July 23, 2026
Space
Our galaxy flipped after a collision, say astronomers
Our galaxy flipped after a collision with a dwarf galaxy 10 billion years ago, changing the Milky Way's evolution, new simulations suggest.
July 22, 2026
Space
A rocket will hit the moon on August 5: Newest updates here!
A Falcon 9 rocket will hit the moon at 1:35 a.m. CDT on August 5, 2026. Who can see it? And what might you see? Answers here.
July 22, 2026
Space
Another new Psyche mission flyby image of Mars
NASA released a composite image of Mars lit like a crescent as the Psyche mission flew by for a gravity assist. Watch a stunning time lapse of the whole flyby.
July 22, 2026
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