ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

There will be three full moons during the summer. And the sky this season has a number of bright stars that form easily ...

Over the last few years, the term "Goldilocks zone" has come to be widely used to describe the range of distances from a star ...

Over the last few years, the term "Goldilocks zone" has come to be widely used to describe the range of distances from a star ...

Interested skywatchers can view Saturn, the moon, Mars and Jupiter with the naked eye before ... by the relentless gravitational pull of its hungry neighbor. The hydrogen from the red giant ...

fuzzy mats affixed to rocky outcrops may offer clues about the kind of alien life-forms that could survive in the ocean depths of moons in the outer solar system, such as Jupiter's moon Europa or ...

For over four billion years, the Moon has been orbiting Earth — but where did it come from? The Moon has been a constant ...

Look to the east before sunrise on June 22 to catch the delicate form of the crescent moon shining with Venus alongside the Pleiades star cluster.

#2. The Moon came from Earth. It didn’t form beside our planet, and Earth’s gravity didn’t capture it. The latest theory says ...