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Will you see colors in aurora? Or do you need a camera?
If you live below 50 degrees N. latitude, any aurora visible is likely to be low on your horizon, and you're less likely to see vivid colors.
September 26, 2024
SKA telescope gets its ‘1st fringes’
The SKA telescope SKA-Low has successfully measured a correlated signal using 2 of its stations. Astronomers call such a measurement "1st fringes."
September 24, 2024
Did humans drive Cyprus dwarf hippos and elephants extinct?
A new study shows that now-extinct dwarf hippos and elephants on the island of Cyprus were likely driven to extinction by humans about 14,000 years ago.
September 22, 2024
Did social isolation drive Neanderthals to extinction?
New DNA studies of a Neanderthal from France support a theory that Neanderthals became extinct because their populations were isolated, leading to inbreeding.
September 18, 2024
LIVE MONDAY: Space junk with Jonathan McDowell
Astrophysicist Jonathan McDowell will discuss humans' unexpected impacts on space LIVE with EarthSky at 12:15 p.m. (17:15 UTC) on Monday, September 16. Join us!
September 15, 2024
Ailing Starliner spacecraft returns to Earth sans crew
Boeing's Starliner capsule landed safely - without its crew - on Friday night. The 2 astronauts are still stuck aboard the ISS, slated to return in February.
September 7, 2024
4 asteroids named for amateur astronomer’s great-grandparents
Amateur astronomer Filipp Romanov has discovered four asteroids and they are now named for his great-grandfathers and great-grandmothers.
August 30, 2024
Air pollution increases thunderstorm danger
Researchers studying thunderstorms in urban areas found that air pollution leads to more cloud-to-ground lightning strikes.
August 23, 2024
LIVE on Monday: What’s Phil thinking of NOW? GAIA
What's Phil thinking? Join Phil Plait, The Bad Astronomer, beginning at 12:15 p.m. central (17:15 UTC) on Monday, August 12 ... to hear him talk about GAIA.
August 12, 2024
Cities worldwide now building up instead of out
A new study shows that cities around the globe have largely transitioned from growing outward to growing upward. See charts and more here.
August 9, 2024
