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Space
Is the sungrazer comet – Comet S1 – disintegrating?
The big new sungrazer comet gave us high hopes of a bright comet at the end of October. But new reports say the comet is disintegrating. Is it?
October 12, 2024
Tonight
Visible planets and night sky guide for October
Visible planets and night sky guide for October 2024. People around the globe saw an incredible auroras on the night of October 10 to 11. Best images here.
Spaceflight
LIVE: SpaceX Starship Test Flight No. 5 Watch Party!
Starship is the world’s most powerful rocket. Want to see it take to the sky? Join our watch party at 7 a.m. CT (12:00 UTC) on Sunday, October 13.
October 12, 2024
Earth
Sun
Sun news October 12: After the storm, a calm. But … coronal holes!
Sun news for October 12, 2024. After Thursday night's big auroral display, Earth's magnetic field is calmer with 3 M flares. Coronal holes take center stage.
October 12, 2024
Earth
Auroras everywhere! Best pics from October 10 display
People around the globe saw an incredible outbreak of auroras from October 10 to 11, 2024. Check out some of our favorite images from the EarthSky community.
October 11, 2024
Space
Black hole destroys a star, goes after another
A black hole shredded one star and now, a few years later, the debris disk is pummeling another star. This second star flashes in X-ray every time it gets hit.
October 11, 2024
Earth
Why leaves change color. Plus, EarthSky spies peak fall color 2024
The vivid yellows, oranges and reds of autumn leaves are there throughout spring and summer, but hidden. Here's why leaves change color in the fall.
October 11, 2024
Space
Proxima Centauri discovered 109 years ago
Astronomers thought Alpha Centauri was the closest star to Earth. Then they found a smaller, fainter star that's even closer. They named it Proxima Centauri.
October 11, 2024
Space
Westerlund 1 star cluster: Imagine if we lived here
Imagine a sky full of stars as bright as a full moon. If we were in this super star cluster - called Westerlund 1 - that's what we might see.
October 10, 2024
Space
How likely is a doomsday asteroid swarm from Comet Encke?
Astronomers studying the debris that causes the Taurid meteor shower said it's unlikely there's a doomsday asteroid swarm hidden in the debris.
October 10, 2024
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