The engineering lesson is simple: Sometimes the best observatory is the one already parked at another planet. When an ...
Heads up, stargazers! The waxing crescent moon will appear on the left shoulder of Mars in the hours following sunset on July 28 — close enough for both to fit easily in the view of a pair of 10x50 ...
Look to the southwestern horizon at sunset on Oct. 23 to see the slender form of the crescent moon shine close to Mercury and Mars in the evening sky. The 6%-lit waxing crescent moon will be visible ...