Is the universe spinning like our Earth, solar system and galaxy? If so, it may help resolve a puzzle surrounding the expansion of the universe. The post Is our whole universe spinning? A new study suggests it is first appeared on EarthSky.

Observations and sample-return missions show us that space rocks tend to be rich in water, carbon and organic compounds. Yet meteorites on Earth are not. Why? The post Most meteorites that hit Earth aren’t typical. Why? first appeared on EarthSky.

Sun news April 17, 2025. A cannibal CME disturbed Earth's geomagnetic field last night, causing up to G4 (severe) geomagnetic storming and beautiful auroras. The post Sun news: Huge geomagnetic storm brings auroras galore! first appeared on EarthSky.

Visible planets and night sky guide. Tomorrow, the gibbous moon hangs near the Teapot, a pattern of stars in the constellation Sagittarius. The post Visible planets and night sky guide for April first appeared on EarthSky.

In 2025, Easter falls on April 20. It falls on the first Sunday after the first full moon after the March equinox. More about the date of Easter, here. The post Easter and Eastern Orthodox Easter are on April 20 first appeared on EarthSky.

Astronomers have discovered a Tatooine world that orbits 2 brown dwarfs (failed stars). But strangely, the planet orbits the brown dwarfs at a 90 degree angle. The post Rare Tatooine world has a weird orbit around brown dwarfs first appeared on EarthSky.

Data from the Gaia observatory show that the Large Magellanic Cloud is ripping apart its smaller neighbor, the Small Magellanic Cloud. The post Large Magellanic Cloud is ripping apart its smaller neighbor first appeared on EarthSky.

The new Comet SWAN is approaching the sun and you can currently see it with binoculars in the morning sky. Keep track of its progress here. The post Meet the new Comet SWAN! See it in binoculars now first appeared on EarthSky.

Our closest stellar neighbors are the 3 stars that are the Alpha Centauri system. They lie just over 4 light-years away from us. The post Alpha Centauri, the star system closest to our sun first appeared on EarthSky.

The sungrazing comet appears as a relatively bright and slow-moving dot, heading toward the sun, then suddenly fading away. The post Watch a sungrazing comet’s final death leap first appeared on EarthSky.