Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...

At the heart of the new Vera C. Rubin Observatory is a digital camera that will create an unparalleled map of the cosmos.

See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025. Today, June 15, 2025, the moon is 19 days old and is in the Waning Gibbous phase of its lunar ...

Take a relaxing escape into the heart of Costa Rica with this ultra high-definition 4K video. Capturing the magic of tropical jungles, cascading waterfalls, untouched beaches, and stunning mountain ...

Immerse yourself in the peaceful landscapes of Costa Rica with this breathtaking 4K video, enhanced by soothing music. Explore lush jungles, crystal-clear waterfalls, tropical animals, and quiet ...

The summer solstice officially begins on Friday, June 20, marking the astronomical first day of summer in the Northern ...

“This will mark the beginning of a new era in astronomy and astrophysics,” the Rubin team announced ahead of the unveiling.