New moons only appear twice in the same month about every 29 months. The next monthly black moon won’t happen until Aug. 31, ...

Grab your best lawn chair, escape the city lights and dust off the old telescope -- several impressive astronomical events ...

The last full moon of 2024 shone bright above central Colorado before sinking into clouds in the early morning hours of Sunday, December 15. This timelapse video was filmed by Barry Stevenson ...

Folks ringing in the new year in several states along the U.S.’s northern border might spot the aurora borealis amidst the ...

The major lunar standstill results from the rotation of the moon’s inclined orbit over an 18.6-year cycle, the observatory said. The Chimney Rock (Colorado) Interpretive Association explains ...