News tagged with gas giant

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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 ...

dateJul 08, 2010 in Astronomy
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How old are the first planets?

To build a planet you need lots of rubble and that means lots of heavy elements – stuff more massive than atoms of hydrogen and helium. The elemental composition of the collapsing nebula that gave birth ...

dateAug 31, 2012 in Astronomy
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Coming to a solar system near you… super-Earth!

It is our general understanding of solar system composition that planets fall into two categories: gas giants like Jupiter, Saturn, Neptune and Uranus… and rocky bodies that support some type of atmosphere ...

dateAug 08, 2011 in Astronomy
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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 ...

dateJul 20, 2011 in Astronomy
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The star factory: observing Arp 220

Using the Herschel Space Observatory, Wilson's group has found Arp 220 to have large amounts of very warm molecular hydrogen gas, a surprising find that implies molecular hydrogen is the dominant coolant in the high-temperature ...

dateFeb 18, 2012 in Astronomy
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