While the spring semester is winding down, the University of Wyoming Harry C. Vaughan Planetarium is amping up its offerings ...

Samples from the asteroids Ryugu and Bennu, which were brought back to Earth ... Earth went through a tumultuous period known as the “late heavy bombardment,” when severe comet and asteroid impacts ...

The ultimate destination for the lunar and many other solar system samples is the astromaterials laboratory at Houston’s Johnson Space Center, where a technician examines particles of a comet ...

In this image taken from video released by NASA, the Osiris-Rex spacecraft touches the surface of asteroid Bennu on Tuesday ... shows the newly-discovered comet SWAN on April 6, 2025.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a new comet ...

A newly discovered comet has been spotted in the night sky. Comet C/2025 F2 (SWAN) is currently visible in binoculars and is expected to reach its brightest on May 1, 2025. Comet SWAN25F ...

Comet SWAN, a newly discovered green comet from the Oort Cloud, has likely disintegrated after its recent solar passage, diminishing hopes for naked-eye visibility. Discovered by amateur ...

When a new comet appears in the sky, there is often excitement. But things don’t always end well for the ancient celestial objects, made of ice, frozen gases and rock, as they near the sun ...