An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the discovery of a planet about twice the size of Earth orbiting its star ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen ... by the gravitational effects of a large planet. But no one has actually spotted Planet ...

Scientists have found what they are calling the strongest sign yet of possible life beyond our solar system after detecting ... about 2.6 times as large as our planet. It orbits in the "habitable ...

"From there, we can try to understand how strange our solar system ... are very large, young, hot and orbit far from their star. NASA explained this phenomenon of the four planets: "The closest ...

Astronomers now have a powerful new tool to uncover the faintest traces of exoplanets, galactic structures, variable stars, and fleeting cosmic events beyond our solar system. The Prime-focus ...

“This is a transformational moment in the search for life beyond the solar system, where we have ... and has a diameter about 2.6 times as large as our planet. It orbits in the “habitable ...

Titan remains a quiet, icy planet with a hint of life below its surface until then. Advisory Alert: It has come to our attention that certain individuals are representing themselves as affiliates ...

An exoplanet is a planet beyond the cradle of Earth’s eight-membered solar system. Hundreds of billions ... The star is roughly twice as large and hot as our sun, making for harsh conditions ...

THE question of the origin of the solar ... that the planets cannot have entered the system from outer space, for then their orbital planes would be inclined to one another at large angles ...

“This is a huge threat to research at NOAA ... which holds clues to the early evolution of the Solar System and has tantalizing, perhaps life-friendly chemistry in its clouds.