News tagged with gas giant

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Rocky planets could have been born as gas giants

When NASA announced the discovery of over 1,200 new potential planets spotted by the Kepler Space Telescope, almost a quarter of them were thought to be Super-Earths. Now, new research suggests that these ...

Sep 16, 2011
4.8 / 5 (12) 38

Kepler's astounding haul of multiple-planet systems

(PhysOrg.com) -- NASA's Kepler spacecraft is proving itself to be a prolific planet hunter. Within just the first four months of data, astronomers have found evidence for more than 1,200 planetary candidates. ...

May 24, 2011
4.7 / 5 (12) 36 | with audio podcast

Twisted tale of our galaxy's ring

(PhysOrg.com) -- New observations from the Herschel Space Observatory show a bizarre, twisted ring of dense gas at the center of our Milky Way galaxy. Only a few portions of the ring, which stretches across ...

Jul 20, 2011
4.9 / 5 (11) 17 | with audio podcast

Recipes for Renegade Planets

Recent discoveries of gas giant planets in unusual orbits challenge the generally accepted theory of planet formation. While these discoveries do not disprove the theory, they have opened our eyes to chaotic ...

Jul 08, 2010
4.8 / 5 (11) 2 | with audio podcast

'Neapolitan' exoplanets come in three flavors

(Phys.org) —The planets of our solar system come in two basic flavors, like vanilla and chocolate ice cream. We have small, rocky terrestrials like Earth and Mars, and large gas giants like Neptune and ...

Jun 02, 2014
4.8 / 5 (11) 0

Transiting exoplanet with longest known year

Astronomers have discovered a transiting exoplanet with the longest known year. Kepler-421b circles its star once every 704 days. In comparison, Mars orbits our Sun once every 780 days. Most of the 1,800-plus ...

Jul 21, 2014
4.8 / 5 (11) 1

Exomoons Could Be Abundant Sources Of Habitability

With about 4,000 planet candidates from the Kepler Space Telescope data to analyze so far, astronomers are busy trying to figure out questions about habitability. What size planet could host life? How far ...

Oct 20, 2014
4.8 / 5 (11) 0

Most earthlike exoplanet started out as a gas giant

The most earthlike planet yet found around another star may be the rocky remains of a Saturn-sized gas giant, according to research presented today at the American Astronomical Society meeting in Washington.

Jan 06, 2010
4.7 / 5 (11) 4 | with audio podcast

Tempest-from-hell seen on Saturn

(PhysOrg.com) -- Scientists analyzing data from NASA's Cassini spacecraft now have the first-ever, up-close details of a Saturn storm that is eight times the surface area of Earth.

Jul 06, 2011
5 / 5 (10) 7 | with audio podcast