Fresh snow cover at a ski resort is a delightful sight for skiers and snowboarders. The family and I just got back from a short trip to Vermont. A couple ...

The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

A solstice — derived from the Latin sol ("sun") and sistere ("to stand still"), because the seasonal movement of the Sun's daily path (as seen ... arc relative to the equator.

The five planets that adorned the morning sky last month are now going their separate ways. Mercury slips behind the sun on March 23, and Venus glides into the sun’s foreglow as it heads for ...

Skywatchers in central Florida and southern Texas can witness a rare lunar standstill on Feb. 7, as the waxing gibbous moon reaches an unusually high altitude, passing near the zenith around 8 p.m.

What varies, is the path the moon takes ... appears in the sky. Near the equator, the moon moves from east to west across the top of the sky, much like the sun does in those regions.

Winter may seem endless by the time March rolls around, but this month the sun and the day length are both climbing at top speed. At our northern latitude, the day length is increasing by about ...