The Moon passes 0.4° south of Spica at 4 A.M. EDT. The best time for observing this pairing is in the few hours between midnight and 3 A.M. local daylight time, when they are still comfortably high ...

Wausau Pilot & Review Central Wisconsin stargazers have plenty to see this week, with celestial events ranging from a ...

As previously mentioned, Zenodotus’ readings appear in more than 400 parts, but these are mostly quoted. This is because Aristarchus of Samos, an ancient Greek astronomer and mathematician, disagreed ...

If you have 20/20 vision, you might even be able to see larger impact craters including Copernicus, Kepler, and Aristarchus and Tycho. NASA welcomes lunar lovers to join in its celebration ...

The Moon’s farside hosts the spectacular 312-kilometers wide Schrödinger crater with its crown-shaped mountain ring formed 3.8 to 3.9 billion years ago. The 312 kilometers wide Schrödinger crater, as ...

In fact, all craters with bright ejecta (Tycho, Aristarchus, etc.) are part of the Copernican period, the lunar time period starting from the formation of crater Copernicus about 800 million years ago ...