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NASA is delaying the launch of the James Webb Space Telescope for another 7 months, from March 2021 to October 31, 2021, due to, among other factors, work stoppages during the coronavirus pandemic.
Auriga the Charioteer is a north circumpolar constellation best viewed on autumn and winter evenings. Its star Capella is the sixth brightest star in the sky.
The Double Cluster in Perseus is a breathtaking pair of star clusters, easy to see in October. Here's how to find it in your sky.
Cassiopeia and Perseus are neighbors in the fall sky. Use Cassiopeia's distinctive W or M shape to locate the dimmer Perseus on autumn and winter evenings.
Cassiopeia the Queen is an easy-to-find constellation. It has the shape of a W or M. Look in the north-northeast sky on September and October evenings.
Comet C/2021 T4 Lemmon was discovered at Mount Lemmon Observatory in 2021. It's currently in the southern skies and might become bright enough for binoculars.
The Witch Head Nebula rises near the star Rigel in Orion on Halloween night, but it's too faint to see without a large telescope.
A partial solar eclipse on October 25, 2022, will sweep across Europe, western Asia, northeastern Africa, and the Middle East. Watch online here.
Regulus is the brightest star in the constellation Leo the Lion. You'll find the moon near Regulus on the morning of October 20, 2022.
The blog “Capture the Atlas” announced its 2021 Northern Lights Photographer of the Year contest. You can see 10 of the best aurora photos in the world here.
The top 10 stories of 2021 is a review of what we've learned in the past year from our home planet, Earth, out to the vast universe.
The partial lunar eclipse on November 19, 2021, will be the longest since the 15th century, around the time Machu Picchu was being built.
Ceres and Aldebaran came close together as seen from Earth in early November, and EarthSky community members were ready to capture the moment.
A solar storm after an eruption on the sun is carrying plasma toward Earth, which should produce northern and southern lights this weekend.
Enjoy a photo gallery of the best Andromeda Galaxy images from EarthSky readers! The Andromeda Galaxy is a great observing target on fall evenings.
On October 27, 2021, Russia’s uncrewed Progress 79 cargo craft will launch from the Baikonur Cosmodrome in Kazakhstan. Here’s how to watch.
The October deep sky holds gems such as the Helix Nebula in Aquarius. You can spot the Helix Nebula in binoculars or a telescope on October evenings.
As autumn advances in the Northern Hemisphere, the Hunter's Moon illuminates the world for several nights around October 20. Hunter's Moon photos here.
Moon, Jupiter, Saturn! They're a wonderful sight on the nights of October 13 to 15, 2021 as viewed from most parts of Earth. Watch for them.
The young moon and Venus will be near each other in the sky from about October 7 to 10, 2021. The Southern Hemisphere has the best view!
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