Tonight is "blue moon Eve" (see the May 31 entry for more details). Late tonight, look toward the southeast to see one of the ...

May 2026 offers a packed astronomical schedule, from bright planetary pairings to meteor showers and rare lunar events. Venus and Jupiter dominate evening skies, closing in on a June conjunction, ...

The Eta Aquarid meteor shower brings shooting stars before dawn, the Moon meets brilliant Venus after sunset, and May wraps up with a rare Blue Moon.

The Eta Aquarid meteor shower brings shooting stars before dawn, the Moon meets brilliant Venus after sunset, and May wraps up with a rare Blue Moon. Look to the early morning sky around May 5-6 for ...

April showers bring May flowers—and it’s not just Earth's surface in bloom. Look up, as the sky joins in to kick off the ...

May is typically when the Southwest starts to heat up—but sometimes, that heat arrives a little earlier and a little stronger ...

May’s sky features not one but two full moons as well as the dazzling Eta Aquarids meteor shower. Here’s when to look up for ...

Today’s Waxing Gibbous moon, nearly 94% illuminated, shows the lunar cycle nearing its full moon phase and peak brightness.

This May, be on the lookout for another meteor shower, full moons — which may appear slightly smaller than usual — and a ...

- Lagoon Nebula (M8) is an emission nebula in Sagittarius.

A two-and-a-half-year-old mystery concerning a strange golden object found miles below the sea surface isn't an egg or sponge ...

Thríhnúkagígur is a volcano near Reykjavík in Iceland with an empty magma chamber decorated with vivid colors that scientists ...