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Gravitational waves discoveries surge in new catalog
A new catalog of gravitational waves signatures reveals many more observations of mostly black hole mergers, including the most massive one known.
March 11, 2026
Summer Triangle: A signpost for all seasons
Watch for the 3 bright stars of the Summer Triangle - Vega, Deneb and Altair - before dawn in March, before midnight in May and at dusk near the June solstice.
March 11, 2026
Meet the constellation Lynx, overhead in March
The constellation Lynx represents a wild cat and passes high overhead in March skies for the Northern Hemisphere. Learn its stars and deep-sky objects.
March 11, 2026
Remember when DART struck an asteroid? New surprises!
Two new studies of the DART asteroid mission say that Didymos is flinging rocks at Dimorphos, while the binary asteroid’s orbit around the sun has changed.
March 10, 2026
Striking new image of 3I/ATLAS from Jupiter-bound spacecraft
The European Space Agency just released a new image of 3I/ATLAS - the famous interstellar comet - from its JUICE spacecraft. JUICE will reach Jupiter in 2031.
March 10, 2026
Mizar and Alcor in the bend of the Big Dipper
Mizar and Alcor are a famous pair of stars located at the bend of the handle of the Big Dipper. But what we see as 2 stars are really 6 stars!
March 10, 2026
What happened when a solar superstorm hit Mars?
What happened when a solar superstorm hit Mars? In May 2024, the sun released a powerful X flare that caused spacecraft to glitch ... and more.
March 8, 2026
Use the Big Dipper to find Polaris, the North Star
Do you know how to find the North Star? The 2 outer stars in the bowl of the Big Dipper point to Polaris, the North Star. It's quick and easy!
March 8, 2026
Daylight saving time starts: 10 tips for the coming week
Do you think daylight saving time is a good idea? Whether you like it or not, here are some handy tips on how to cope with the time change in the spring.
March 8, 2026
Severe weather in central US leaves at least 6 dead
Severe weather is forecast for Saturday across the United States. At least 6 are dead after tornadoes hit Oklahoma and Michigan.
March 7, 2026
