A thunderstorm tomorrow
Rises at 5:13 AM with 15:11 of sunlight, then sets at 8:24 PM
Rises at 10:43 PM with 9:45 of moolight, then sets at 8:28 AM
Traces of tsunamis on Mars are the newest clues yet that the Red Planet once had oceans, which could have supported life, researchers said.
An amazing new Mars image captured by the Hubble Space Telescope shows clouds, craters, ice caps and other features on the Red Planet.
Three and a half billion years ago, a mega asteroid slammed into Earth, triggering massive tsunamis and leaving craters bigger than many U.S. states. It was the second oldest and one of the largest impacts known to have hit the planet.
The oldest space dust yet found on Earth suggests that the ancient atmosphere of Earth had significantly more oxygen than previously thought, a new study finds.
A shining jet of dust whirls around a comet zooming past Earth in newly released time-lapse images from the Hubble Space Telescope.
Explosive storms spawned by interactions between the magnetic fields of Earth and the sun can endanger satellites, spacecraft and astronauts in space, as well as power grids on Earth.
The epidemic of light pollution that swept the nation in the past half century has made the parks' night skies one of their most precious resources. Here, three regions where the overhead scenery is as impressive as the landscapes.
NASA's Kepler space telescope has discovered 1,284 new exoplanets, including nine rocky worlds that might be capable of supporting life as we know it, astronomers announced May 10.