A newfound alien planet is one for the record books.
A year after being sidelined by a positioning system failure, NASA’s planet-hunting Kepler space telescope is back at work on a new and expanded mission called K2.
Meet 'mega-Earth,' a souped-up, all-solid planet that, according to theory, should not exist.
Could ET be chatting with colleagues or robots on sister planets in its solar system? Maybe so, say scientists who last year launched a new type of Search for Extraterrestrial Intelligence, or SETI, project to eavesdrop on aliens.
The space agency has approved a new mission called K2 for Kepler.
Could a sunset on Kepler-186f look like this? Continue reading →
Astronomers have announced the groundbreaking discovery of an Earth-sized exoplanet orbiting a star within its habitable zone. Although this is exciting, calling this world "Earth-like" is a little premature. Continue reading →
About 500 light-years away in the constellation Cygnus lives a star, which, though smaller and redder than the sun, has a planet that may look awfully familiar.
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