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Space
A view of the Milky Way galaxy in unprecedented radio color
Astronomers released a new radio view of our Milky Way galaxy on October 29, 2025. It's the largest low-frequency radio color image of the Milky Way yet.
October 30, 2025
Earth
Sun
Sun news: Another monster blast from the far side!
Sun news October 30, 2025: A massive far-side eruption from the sun lit up space early today Likely from former AR4246, it created a stunning solar prominence.
Today's Image
Look for the Witch Head nebula this Halloween night
The Witch Head nebula rises near the star Rigel in Orion on Halloween night, but it's too faint to see without a large telescope. A perfect sight for Halloween.
October 30, 2025
Astronomy Essentials
Tonight
Visible planets and night sky guide October and November
Visible planets and night sky guide. This evening, look for the gibbous moon hanging near Capricornus the Sea-goat. And watch a video about the star Fomalhaut.
October 30, 2025
Space
Interstellar object 3I/ATLAS is leaving the solar system
Interstellar object 3I/ATLAS just made its closest pass by the sun. It's now headed out of our solar system. But there are still chances for you to see it!
October 30, 2025
Earth
Human World
Transient flashes in ’50s sky plates still puzzle scientists
Scientists see mysterious transient flashes of light in 1950s sky images from the Palomar Observatory. It was before the 1st satellites. What were they?
October 29, 2025
Earth
Human World
Hurricane Melissa hits Jamaica and Cuba, heads toward Bermuda
Category 5 Hurricane Melissa made landfall in Jamaica just after 1:00 p.m. EDT on October 28, 2025. Some 70% of the country is still without power.
October 29, 2025
Earth
Rare fossils show how duck-billed dinosaurs appeared in life
Scientists have reconstructed the outer body features of two 66-million-year-old duck-billed dinosaurs, uncovering exquisite details such as scales and hooves.
October 29, 2025
Earth
Why were prehistoric insects so enormous?
Hundreds of millions of years ago, giant insects were common on Earth. In fact, prehistoric insects were here before the dinosaurs!
October 29, 2025
Tonight
Mercury is farthest from the sunset today
The innermost planet, Mercury, will lie 24 degrees from the sun at greatest elongation at 22 UTC today, October 29. Look for it shortly after sunset near Mars.
October 29, 2025
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