When it comes to maps, Google has already conquered Earth. Whether you need a bird's eye view of your neighborhood or a street-level glimpse at a storefront half the world away, Google can deliver it ...

And you though that Pluto got little respect. The United States hasn’t sent a major robotic explorer back to Venus since the Magellan mission of the early 1990s revealed that it is unlikely that life ...

Tonight beginning at 22:09 UTC, Venus will appear as a dark spot in front of the sun for the first time in eight years, and for the last time for more than a century — the next transit of Venus won’t ...

Planetariums, observatories, weather offices and perhaps even police stations should be prepared to receive a bevy of inquiries during the next couple of weeks concerning a strange "UFO" that will ...

Earth’s geology is downright vital. Here, giant “plates” of the crust rift apart and smash together like pieces of an ever changing planetary jigsaw puzzle. Mountains rise, volcanoes spew, and Earth ...