Between May 20 and 24, the moon, Saturn and Venus will meet in a mini 'planetary parade,' becoming visible in the northern ...

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

Jupiter may have once been more than twice its current size, with a magnetic field 50 times stronger, say scientists who ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet ... moons, and that there were likely even more waiting to be discovered, we revisited the same sky fields for three ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems. When you purchase through links on our site, we may earn an ...

The crescent moon will be the centerpiece of April's final ... it may not resemble what the viral nickname promises. The three will be spread apart in the sky and positioned at an angle, differing ...

Three of Jupiter’s moons – Europa, Ganymede and Callisto ... the closest of the four to its host planet, is abuzz with geological activity, including lava lakes, volcanic eruptions and ...