From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

The early bird gets the worm, but this week, they'll see the universe smile back at them. On Friday, a rare celestial event ...

See the brilliant planet before dawn, low in the eastern sky before dawn and brighter than anything else in the sky, save the Sun and Moon.

Astronomers and philosophers have long speculated on the possibility of planets orbiting distant stars.  In the 1990s the ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

Keep an eye on the weather forecast ahead of the Lyrids' peak for viewing chances in Michigan. Clear, dark skies are ...

A rare triple conjunction of Venus, Saturn and the moon will appear as a "space smiley" above Wyoming on Friday morning for ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

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

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

As we move through the year and check celestial events off the calendar, there are still six meteor showers left to see in ...