Related topics: nasa · planets · liquid water

'Bare' super-earths offer clues to evolution of hot atmospheres

A group of astronomers from the Astrobiology Center, the National Astronomical Observatory of Japan, the University of Tokyo, and other institutes, discovered two rocky super-Earth exoplanets lacking thick primordial atmospheres ...

Kepler has taught us that rocky planets are common

Rocky planets are probably a whole lot more common in our galaxy than astronomers previously believed—according to the latest release of Kepler Space Telescope data last week—a scenario that enhances the prospects for ...

Astronomy student discovers four new planets

Michelle Kunimoto's bachelor degree in physics and astronomy sent her on a journey out of this world—and led to the discovery of four new worlds beyond our solar system.

Chandra sees eclipsing planet in X-rays for first time

For the first time since exoplanets, or planets around stars other than the sun, were discovered almost 20 years ago, X-ray observations have detected an exoplanet passing in front of its parent star.

Kepler stars and planets are bigger than previously thought

(Phys.org) —In a new study using the NOAO Kitt Peak National Observatory Mayall 4-meter telescope, observations of a large sample of stars with candidate planets identified by the NASA Kepler Mission have revealed that ...

How common are earths around small stars?

(Phys.org) —The Kepler mission has revolutionized the study of exoplanet statistics by increasing the number of known extrasolar planets and planet candidates by a factor of five, and by discovering systems with longer ...

Kepler wraps prime mission, begins extension

(Phys.org)—NASA is marking two milestones in the search for planets like Earth; the successful completion of the Kepler Space Telescope's three-and-a-half-year prime mission and the beginning of an extended mission that ...

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