Although through much of April it does not rise until after the start of morning twilight, during the last week of the month it finally rises in a dark ... bright twilight. Related: Night sky ...

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

In the days ahead, stargazers will have a chance to witness some Lyrid meteors before the shower hits its peak in activity early next week.

Venus, Saturn, and Mercury are full of surprises this month, and they have one more awe-striking display in store. Before ...

For Palo Alto's conservationists, the adoption of a "dark sky" law is a bright idea that is long overdue. But as the City ...