A lunar eclipse is a spectacular celestial event that can spark curiosity and excitement in children. It’s a great ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

CC0 Usage Conditions ApplyClick for more information. Where do we come from? How did our planet form? How do we know about the history of our solar system? You can explore these universal questions in ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

This 1930s educational film illustrates the interconnected forces of nature, celestial motion, and Earth's geology through vivid animations and live demonstrations. It begins by explaining the ...

Prepare for a breathtaking sight next month, skywatchers. Millions of Americans looking to the night sky will catch a glimpse ...

8 to see the ringed gas giant Saturn shine close to the bright disk of the waning gibbous moon. Saturn will rise less than 5 degrees to the right of the 96%-lit lunar disk as the sun sets on Sept ...

NASA's Psyche orbiter looked back and snapped a photo of Earth with the moon on its way to the asteroid Psyche in 2029. - NASA / JPL-Caltech / ASU illustration As a NASA spacecraft whizzed away from ...

Historical observations of the Moon's motion, dating back to ancient civilizations, played a crucial role in the development of timekeeping and calendar systems. The Moon's orbital cycle can be ...