Looking for a sky event this week? Check out our full Sky This Week column. May 25: Three planets after sunset Tonight, let’s compare the appearance of the Moon to that of a week ago to see the effects of lunar libration, the “nodding” motion caused by the tilt of the Moon’s orbit around Earth. High inContinue reading “The Sky Today on Tuesday, May 26: Enter Endymion”
The post The Sky Today on Tuesday, May 26: Enter
This post was originally published on this site