When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

A series of striking celestial events will unfold in the night sky during the second half of March 2026. From rare planetary ...

Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting ...

Add Yahoo as a preferred source to see more of our stories on Google. [getty] Stargazers are in for a cosmic treat this weekend weather permitting, as six planets appear together in the evening sky.

So, it came as a shock to many people when, in 1781, it was announced that a seventh planet, the first to be discovered since ...

If you're an early riser, you're in for a treat. On Sunday, Aug. 10, six planets — Mercury, Venus, Jupiter, Saturn, Uranus and Neptune — will line up in what is called a "planetary alignment." This ...

In our solar system, Jupiter is the undisputed king. If you added more mass to Jupiter, it wouldn’t actually get much bigger ...

Skywatchers across the U.S. will have a chance to witness the rare planetary conjunction of Venus and Saturn tonight.

This weekend provides a rare treat for stargazers. Well, planets, to be more specific. Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will will appear to line up on the horizon shortly after ...