Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner.

The billions of stars comprising the Milky Way, our home galaxy, should appear especially vibrant in May 2025. Here's how to ...

Venus currently rises in the east at 3:35 a.m. local daylight time. The eerie, low glimmering of Venus is a harbinger of daybreak, which begins exactly at that same time. In a telescope, Venus's ...

Scientific American spoke with the astronomer who has contributed to the discovery of two thirds of Saturn’s known moons ...