Sky Watching

astronomy

The Perseid meteor shower and the northern lights (aurora borealis) are two distinct celestial phenomena that sky watchers often compare. The Perseids are an annual meteor showe...

science-astronomy

Tonight’s meteor shower is best seen after midnight local time, with peak activity typically between midnight and dawn. The radiant point rises later in the evening, so later...

Status Updates

The smiley face moon—an apparent smile formed by the Moon and two bright planets—appears only when specific alignments occur. Tonight’s visibility depends on your moon pha...

space

The phases of the Moon show a predictable, repeating cycle caused by the changing angles of the Sun, Earth, and Moon. As the Moon orbits Earth, different portions of its sunlit...