DULUTH — I can't see the Southern Cross from my house. Not by a long shot. Chances are you can't see it either. Unless you live or travel south of 25 degrees north latitude it never pokes a beam above ...

Imaging stars while a Mars-bound spacecraft is in its cruise phase provides a good way to verify that a camera is in good focus, following the rigors of the launch from Florida. It also allows ...

With the possible exception of the Big Dipper, the Southern Cross ranks as the sky’s most familiar asterism (a recognizable group of stars that is not a constellation). Indeed, its three brightest ...