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Were these polygonal cracks on Venus once on a seafloor?
Sprawling, huge cracks on Venus have long puzzled scientists. A new study suggests the polygon shapes formed from drying mud on an ancient seafloor.
August 15, 2026
Ancient Amazon civilization might have been home to millions
Laser surveys have revealed hundreds of earthworks in the Amazon. Researchers estimate the ancient Amazon civilization could have supported 3 million people.
August 14, 2026
What’s a globular cluster? The Milky Way has about 150
A globular cluster is a spherical collection of stars orbiting in the halo of spiral galaxies. Our own Milky Way galaxy has over 150 globular clusters.
August 14, 2026
Total solar eclipse August 12, 2026: Best images
Total solar eclipse August 12! Whether you saw it or not from your location, you can experience it! See the best images from our community here.
August 12, 2026
Total solar eclipse August 12: EarthSky livestream and more
The Arctic, Greenland, Iceland and Spain will have a total solar eclipse on August 12, 2026. Parts of Europe and North America will see a partial.
August 12, 2026
Will you see the Jupiter-Mercury conjunction on August 15?
A conjunction is when 2 objects share the same right ascension. The Jupiter-Mercury conjunction on August 15 is the next one. Look for them before sunrise.
August 12, 2026
5th batch of Pentagon UAP files: Orbs and triangles
The 5th batch of the Pentagon UAP files was released on August 7, 2026. The videos, documents and images include reports of more orbs, triangles and more.
August 11, 2026
How to watch a solar eclipse safely: tips here
Here are some great tips to watch a solar eclipse safely in a variety of ways, using filters, pinhole cameras and other viewing methods.
August 11, 2026
Aquila the Eagle soars along the Milky Way
Aquila the Eagle is home to the bright star Altair, which forms one corner in the Summer Triangle. Look for it in the evening sky from July to November.
August 11, 2026
Highest-resolution images of the sun’s surface here!
The Inouye Solar Telescope has captured the highest-resolution images of the sun's surface yet. They show instabilities that may help explain the hot surface.
August 9, 2026
