If there is a black hole, it's at least 20 times farther from Earth than the furthest planet, Neptune, in a distant region of our solar system called the extended Kuiper Belt. The belt is home to ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Space is loaded with strange things—black holes, pulsars ... solar system has some oddballs—like Neptune. Neptune’s Surface Gravity is Similar to Earth’s Jupiter is the heavyweight ...