Sirius, in the constellation Canis Major, is the brightest star in the sky. It’s twice as massive ... lies in the constellation Boötes. It’s an orange giant, much older than our Sun.

The night sky will be illuminated by the pink moon, the first full moon of spring, on Saturday, April 12, at 8.22 pm EDT. In ...

The first weekend of the Coachella Valley Music and Arts Festival is coming to a close with Post Malone, Jennie from ...

For more than a millennium, Orthodox Christian monks have woken up in the predawn darkness to start their day with prayer at ...

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

If you look up in the night sky on Saturday, April 12, the first full moon of the spring season will look like a typical full moon — sporting a yellow or golden-orange glow when it starts to ...

This April, the skies put on a dazzling show – watch planets like Jupiter, Venus, and Mars glide across morning and evening ...

UW-Milwaukee's Manfred Olson Planetarium's April show "Stars in the Tropics" takes stargazers to different cities near the ...

As April’s full moon rose on Saturday night, several KSAT viewers noticed a “mysterious ring” and a “flying object” in the ...