NASA's elite planet-hunting spacecraft has been declared dead, just a few months shy of its 10th anniversary. Officials announced the Kepler Space Telescope's demise Tuesday. Already well past its ...

AMES, Iowa – An international team of astronomers has used nearly three years of high precision data from NASA’s Kepler spacecraft to make the first observations of a planet outside our solar system ...

Space-watchers saw the handwriting on the wall months ago, but now it’s official: NASA’s Kepler spacecraft, by far the most successful planet-hunting telescope in history, isn’t coming back. Engineers ...

Although astronomers have directly imaged a few dozen gas giants on the scale of Jupiter, Earth-sized planets are too small and dim to be directly imaged. That's not to say there's a shortage of Earth ...

Astronomers do not have a photo of Kepler-22b, but they used the so-called 'transit method' to detect it from 640 light-years away. Credit: NASA / Ames / JPL-Caltech illustration In Apple TV’s ...

Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds. The total will rise even quicker as next-generation telescopes take flight.