A previously unknown giant planet may have been discovered lurking in the outer reaches of our solar system, US scientists announced.
Astronomers have spotted the "Godzilla" of all Earths, a huge rocky planet orbiting a star 560 light years away that is changing scientists' understanding of the origins of the universe.
US and British scientific academies said there was a clear consensus that climate change is real and will have serious disruptive effects on the planet.
The managing director of the 514 Aircraft-Repairing Plant declared that Kazakhstan's accusation of the Russian plant for the MIG-31 aircraft crash had too many contradictions.
Europe next week will launch a trio of hi-tech satellites to explore something that may seem utterly mundane: Earth's magnetic field.
Astronomers have autopsied a distant, broken apart planet and revealed signs of water and a rocky surface together for the first time, delighting scientists on the hunt for alien life.
Astronomers said Wednesday they have found a lonely planet outside the solar system floating alone in space and not orbiting a star.
A "dust trap" surrounding a young star could help explain how planets are formed.
NASA's Curiosity rover, which has been exploring Mars since it landed to much fanfare last August, should be running at full capacity next week, after a memory glitch set the robot back.
Astronomers using a powerful telescope in southern Chile have captured the first direct image of a protoplanet forming around another star, still embedded in thick gas and dust.
Scientists looking for habitable planets may not have to stray far from our galactic neighborhood, which calculated an Earth-size planet could be orbiting a red dwarf as near as 13 light years away.
The Milky Way contains at least 17 billion planets the size of Earth, and likely many more, according to a study out Monday that raises the chances of discovering a sister planet to ours.
UN talks seeking to slow the march of destructive global warming ran far into extra time Saturday as host Qatar sought to broker an end to the standoff between rich and poor nations on funding.
Scientists Thursday announced new evidence that Mercury, the planet orbiting nearest the Sun, hosts massive caches of ice and revealed new information on how water reached our solar system's inner planets.
The World Bank warned Sunday that global temperatures could rise by four degrees this century without immediate action, with potentially devastating consequences for coastal cities and the poor.
An international team of amateur and professional astronomers on Monday announced the discovery of a planet whose skies are lit up by four suns -- the first reported case of such a phenomenon.
US scientists have for the first time found proof that planets can form and survive around sun-like stars within dense star clusters, NASA said Friday.
The universe is looking increasingly crowded as scientists Tuesday announced the first proof twin stars can host multiple planets -- boosting their search for a planet that could support life.
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