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Nearby super-Earth is super-hot and airless
The Webb space telescope observed nearby super-Earth LHS 3844 b. It found it blazingly hot and airless, close to its star.
May 12, 2026
Polaris is the present-day North Star of Earth
Many people think Polaris is the brightest star, but it's only 48th in brightness. Still, Polaris is famous because the entire northern sky wheels around it.
May 12, 2026
Pentagon UFO files released: Views from the moon and more
On May 8, 2026, the U.S. Pentagon released its 1st batch of Pentagon UFO files. They include some from Apollo moon missions 11, 12 and 17.
May 10, 2026
How to see the Northern Crown (Corona Borealis)
Corona Borealis, the Northern Crown, is an almost-perfect semicircle of stars. Learn to find it and identify its brightest star, and about its mythology.
May 10, 2026
See the best Milky Way photos of 2026 here
See 10 of the best Milky Way photos from across the globe, from the 2026 Milky Way Photographer of the Year contest, sponsored by Capture the Atlas.
May 10, 2026
Blue-white Vega is the sky’s 5th-brightest star
The blue star Vega is the brightest light in the distinctive constellation Lyra the Harp. Vega is easy to spot in May by looking northeast in the evening.
May 10, 2026
Surprise! Tiny world with an atmosphere in outer solar system
Researchers have found that outer solar system object 2002 XV93 is a tiny world with an atmosphere. How does such a small object have an atmosphere?
May 8, 2026
Do birds have accents? Regional differences in birdsong
Do birds have accents? Yes. From individual to geographical variation, here's why birds of the same species don't always sound the same.
May 8, 2026
2025 Alaska megatsunami shows need for warning system
A 2025 Alaska megatsunami sent a 1,580-foot wave of water up a fjord. It revealed the need for a landslide-triggered tsunami warning system.
May 8, 2026
Von Kármán vortices are mesmerizing, swirling clouds
See von Kármán vortices - mesmerizing, swirling pattern of clouds - in these satellite images. These clouds form when the wind hits a barrier like a mountain.
May 8, 2026
