How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...

The other two known interstellar comets did not offer such an opportunity.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A violent solar eruption on May 31 launched a coronal mass ejection (CME) hurtling toward Earth, triggering a rare G4-level geomagnetic storm alert. Captured in real-time by U.S. Naval Research ...

This solar system and universe station is part of the Sun, Earth, Universe exhibition that opens Monday, May 5, on the fourth floor of the University of Wyoming’s Science Initiative Building.

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial rocks reveals. When you purchase through links on our site, we may earn ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. About 92 million miles from the sun, Earth and its 8.2 ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays ...