In this episode, Astronomy magazine Editor Dave Eicher invites you to head out sometime soon and observe the great globular cluster M22 in the constellation Sagittarius the Archer. From a dark site on ...

Mercury stands less than 3° from the Beehive Cluster in the evening sky, preparing to cross through the cluster’s outskirts ...

An enormous explosion occurred approximately 3 to 6 miles (3.8 to 9.7 kilometers) above the Tunguska River area of Siberia on June 30, 1908, when an asteroid entered Earth’s atmosphere and exploded in ...

What would you do if you woke up on a spaceship light-years from Earth without knowing why you’re there? When science teacher Ryland Grace finds himself in such a situation, he’ll need his scientific ...