Scientists know of over a dozen planets that orbit twin stars like the fictional “Star Wars” desert planet Tatooine.

The ultimate purpose of PUNCH is to use its four instruments — three wide-field imagers (WFI) and a near-field imager (NFI) — ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

April’s planetary parade has fewer planets. Only four will line up: Venus, Saturn, Mercury and Neptune. April's parade of ...

Astronomers have detected molecules on exoplanet K2-18b that may have been produced by simple organisms, claiming it's the ...

A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent moon form a celestial smirk near the horizon.

and so is young compared to our solar system, which has existed for 4.6 billion years. Still hot from their violent formation, the planets of HR 8799 emit large amounts of infrared light.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

Scientists have hypothesized since the 1960s that the sun is a source of ingredients that form water on the moon. When a ...

Stargazers across the globe are in for a treat as a rare triple planetary conjunction is set to light up the skies with a ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...