NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas ...

Early risers are in for a spectacular show next week, when Jupiter, Venus and Mercury form a planetary lineup in the predawn sky on Sept. 1.

My favorite planet, besides the one I live on, is on the rise in the low eastern sky during evening twilight. It’s Saturn and ...

Astronomers have taken a huge leap towards discovering habitable worlds, and the world now eagerly anticipates a rocky planet ...

My favorite planet, besides the one I live on, is on the rise in the low eastern Pottsville sky during evening twilight. It’s ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

Look to the east slightly ahead of dawn on Sept. 2 to catch a fleeting glimpse of fleet-footed Mercury alongside the bright star Regulus, before it becomes lost in the light of the rising sun. Want to ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

At 6 A.M. EDT, Mercury will pass 1.2° north of Regulus, observable in the east before sunrise from locations with clear eastern horizons. Mercury, with a magnitude of –1.3, will reach an altitude of ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

Amid the season with at least one meteor shower occurring every night, interstellar comet 3I/ATLAS may become visible to us ...