Wake up early to witness the year's most dazzling planetary pairing as Venus and Jupiter close in for a celestial rendezvous.

Jupiter's four Galilean moons will line up in front of Jupiter in the early morning sky on Aug. 8. The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up ...

A massive, fast-orbiting planet is inching closer to its star, and scientists now have direct evidence of its impending ...

One of the brightest stars in the night sky seems to be orbited by a planet like Jupiter. The news is sure to cheer fans of the Avatar series, which centers on a moon that orbits a fictional gas giant ...

On Aug. 5, 2011, NASA launched the Juno spacecraft on a mission to study Jupiter, the largest planet in the solar system. The ...

One of the brightest stars in the night sky seems to be orbited by a planet like Jupiter. The news is sure to cheer fans of ...

New research from the University of St Andrews has found that giant free floating planets have the potential to form their ...

In a few days, Jupiter and Venus will be VERY close to one another over several days. This is known as a planetary ...

Highlights include a morning meetup between Jupiter and Venus, a chance to see the Perseid meteor shower, and a window into our own sun's destiny.

American space agency NASA says it used the gravity assist maneuver the Europa Clipper conducted back in March to test the ...

Each evening throughout the month of August, we can see the planet Mars in the western sky after sunset. To find it, look for ...

Alpha Centauri A, four light-years from Earth, may host a gas giant. If confirmed, no Earthlike planets orbit in the star’s habitable zone.