Comet ISON interactive model visualizes comet's current position, trajectory, and important moments as Comet ISON hurtles toward its encounter with the sun.
Much of the world can see at least a partial solar eclipse on Sunday, November 3. From North America's east coast, the eclipse will be in progress at sunrise.
Relatively few people got to see the totality - when moon covered the sun completely - in the solar eclipse of Sunday, November 3. But there were many, many beautiful photos.
Today's Taiwan earthquake has been downgraded to 6.3 magnitude, and it occurred in a remote mountainous region. No reports of injuries or damages so far.
The bright star here is Beta Andromedae, aka Mirach. Look closely, and you'll also see Mirach's Ghost, a faint galaxy, in the upper right of the photo.
The Orion spacecraft - planned to carry astronauts on missions beyond low-Earth orbit - has been powered on for the first time at Kennedy Space Center in Florida.
Deborah Byrd (asteroid 3505 Byrd) helps edit EarthSky.org and is a frequent host of EarthSky videos. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named in her honor in 1990, a Public Service Award from the National Science Board in 2003, and the Education Prize from the American Astronomical Society in 2020. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.