While its mass and size make it Earth's twin, Venus differs in the number of moons it has — zero. That's right. Like Mercury, ...

But if you went to Venus, that wouldn’t be the case. Not every planet has a moon – so why do some planets have several moons, while others have none? I’m a physics instructor who has followed the ...

But if you went to Venus, that wouldn’t be the case. Not every planet has a moon – so why do some planets have several moons, while others have none? I’m a physics instructor who has ...

NEW YORK — Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan on seeing the linkup. The sight is extremely difficult to spot ...

The all-new destinations include a whole host of moons scattered around our Solar System, including Europa, Titan, and the frigid Enceladus. Also on the list are the nearby Venus and the once ...

Venus Passes Between the Earth and Sun This Weekend -- but Don't Try to Look for It NEW YORK (AP) — Venus will pass between the Earth and sun on Saturday during what's called an inferior ...