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Space
The electromagnetic spectrum: It’s more than visible light
The light our eyes can detect is only a sliver of the light out there. The electromagnetic spectrum describes all the wavelengths of light, seen and unseen.
August 7, 2026
Astronomy Essentials
The 2nd eclipse season of 2026 is underway
One of the many noticeable cycles in the heavens is an eclipse season. The 2nd eclipse season of 2026 starts with a total solar eclipse on August 12.
August 7, 2026
Astronomy Essentials
Tonight
Visible planets and night sky guide for August
EarthSky's visible planets and night sky guide. The Perseid meteors are coming! Watch a video. In the meantime, look for the crescent moon near red Mars.
August 7, 2026
Space
SpaceX rocket hit the moon: Before and after pics
A SpaceX rocket hit the moon on August 5. Here's what astronomers have observed so far from this historic lunar event, including before and after pics.
August 6, 2026
Astronomy Essentials
Total solar eclipse to dazzle observers on August 12
On August 12, 2026, a total solar eclipse will be visible from the Arctic, Greenland, Iceland and Spain. And western Europe will see a partial eclipse.
August 6, 2026
Human World
Solar eclipse: Top 5 tips for photographing an eclipse
Are you hoping to get some great pics of the August 12 total solar eclipse? Here are 5 tips from NASA to help you capture some memories of this precious event.
August 6, 2026
Space
Vast Martian honeycombs featured in new Curiosity panorama
NASA's Curiosity rover has found vast new fields of Martian honeycombs in Gale crater. They likely formed from drying mud, just like we see on Earth.
August 6, 2026
Today's Image
Best deep-sky photos of July 2026 from EarthSky community
Enjoy this gallery of deep-sky photos from July 2026 by our EarthSky community. If you have a great photo to share, we'd love to see it!
August 6, 2026
Space
Were Neptune’s inner moons born from an ancient cataclysm?
A new study suggests that Neptune's inner moons formed when Neptune captured its largest moon Triton and a family of original small icy moons was destroyed.
August 5, 2026
Earth
Human World
Why the Spokane wildfires became so catastrophic
Spokane wildfires show wildfire risk is growing, but preparedness, resilient communities and smarter land management can reduce future losses.
August 5, 2026
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