Help Reveal the Binary Nature of a Trojan Asteroid!
On August 25 at 8:37 PM Mountain Time (MST), a Trojan asteroid known as 2207 Antenor will occult (pass in front of) a star from our view here on Earth. It will be visible across the United States, from Phoenix, Arizona northward to Miles City, Montana, including Arizona’s famous Grand Canyon and Arches National…
Asteroid Challenge: June 18 to June 24
This month, we’re dedicating our weekly observing challenges to asteroids in honor of Asteroid Day on June 30. While these space rocks can orbit more than 100 million miles from Earth, you can still observe them by watching for occultations, when an asteroid passes in front of a distant star. You can find…