It has been a busy start to 2025 for astronomy lovers with plenty of planets spread across the sky, the moon passing between Mars and Earth in an eclipse-like event, and, in the Southern Hemisphere, ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

To catch February’s full moon at its roundest, get outside by sunrise on Feb. 12, because the moon sets in the west shortly ...

As we proceed into the heart of winter, this month’s Colorado sky displays a marvelous treasure trove of bright stellar gems ...

In February, the iconic winter stars and constellations reach their prime positions for viewing. On the 1st, all will be ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

Davis Astronomy Club invites everyone on the evening of Saturday, Jan. 25, for a free viewing of the rare alignment of six ...

We’re lucky here on Guam. The Milky Way is a sight denied to most of the Earth’s people. The light pollution from Earth’s ...

Astronomers measure a star’s brightness using the apparent magnitude system, where lower values indicate brighter stars.