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Astronomy Essentials
Tonight
Visible planets and night sky guide for October
Visible planets and night sky guide. Tomorrow morning, look for the moon near bright Jupiter and the star Regulus before they are too far away!
October 6, 2026
Space
Solar system’s most bizarre moons! Take the tour
The solar system’s most bizarre moons reveal active, complex worlds that continue to surprise scientists. Are any of them harboring life?
October 6, 2026
Earth
Hurricane Nolo is now Typhoon Nolo. Where is it going next?
Hurricane Nolo became Typhoon Nolo on October 4, 2026, after crossing the International Date Line. It is slowly churning toward Japan.
October 6, 2026
Sun
Sun news: 3 M flares break the lull!
Sun news October 6, 2026: Bam, 3 M flares! Newcomer AR4549 grew into a monster sunspot region right at the disk's center.
October 6, 2026
Astronomy Essentials
Flashing star in autumn? Here are 3 candidates
Flashing star in October? Discover 3 bright stars that shimmer in red, green and other colors, and find out why they put on this dazzling show.
October 6, 2026
Astronomy Essentials
Human World
Smart scopes are amazing. Here’s why I love mine
There are many different smart scopes on the market today. They're great for astrophotos. Info here. Plus stunning photos made with smart scopes!
October 6, 2026
Astronomy Essentials
We fly between the sun and Saturn. At opposition today
Don't miss Saturn at opposition on and around the night of October 4, 2026. That's when our planet Earth passes between the sun and Saturn.
October 4, 2026
Human World
Space
World Space Week is October 4 to 10. Find events here
World Space Week dates back to 1999 and runs every year from October 4 to 10. This year, the theme is The Rocket Revolution. Find events near you here.
October 4, 2026
Space
How a helium leak in an exoplanet atmosphere hints at life
A tentative helium detection may offer the 1st glimpse of this exoplanet atmosphere, but we'll need more evidence to know if LHS 1140b could host life.
October 4, 2026
Earth
What are the world’s loudest birds? Here are 2 contenders
What are the world's loudest birds? Researchers say the bare-throated bellbird and red-legged seriema are 2 major contenders.
October 4, 2026
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