Today's Image
Best deep-sky photos of September 2026 from EarthSky community
Enjoy this gallery of deep-sky photos from September 2026 by our EarthSky community. If you have a great photo to share, we'd love to see it!
Astronomy Essentials
Tonight
Visible planets and night sky guide for October
Visible planets and night sky guide. This evening, the thin waxing crescent moon lies close to red Antares, the brightest star in Scorpius the Scorpion.
Astronomy Essentials

Proxima Centauri is the closest star to our sun

Proxima Centauri is the nearest star to our sun at 4.22 light-years away. It's home to at least 3 planets and has massive solar flares.
Sun

Sun news: Solar wind disturbs our magnetic field

Sun news, October 14, 2026: Fast solar wind from a coronal hole did arrive, but did not trigger G1 storm levels.
Human World
Space

NASA’s Perseverance rover on Mars sets off-world driving record

The Mars Perseverance rover has set a new distance record on Mars. It has driven 28.10 miles (45.22 km) across the surface of the red planet.
Space

Weirdest cloud on Mars formed via ‘exotic physics’

The weirdest cloud on Mars has a funny-sounding name. Scientists call it the Arsia Mons Elongated Cloud. Come find out what's weird about it!
Astronomy Essentials
Constellations

Meet Aquarius the Water Bearer and its stars

Aquarius lies in a “watery” part of the sky, near Pisces the Fish, Cetus the Whale, Eridanus the River and Piscis Austrinus the Southern Fish.
Earth

Amazon wildfires hide another threat to the rainforest

Amazon wildfires are weakening the rainforest’s ability to absorb carbon, as ozone pollution damages trees that survive the flames.
Earth

Arizona’s Chiricahua poised to become 64th US National Park

Chiricahua National Monument in the southeastern corner of Arizona is poised to become the U.S.'s 64th national park. Read more about it here.
Clusters Nebulae Galaxies

Check out the Double Cluster in Perseus on October evenings

The Double Cluster in Perseus is a breathtaking pair of open star clusters, easy to see in October. Here's how to find it in your sky.