Carbon planet - Wikipedia
A carbon planet is a hypothetical type of planet that contains more carbon than oxygen. [1] Carbon is the fourth most abundant element in the universe by mass after hydrogen , helium , and oxygen .
Carbon Planets Turn Earth’s Chemistry on Its Head
2013年1月1日 · Carbon-based worlds would owe their distinct makeup to a planet-formation process very different from our own. If the composition of the sun is any indication, the cloud of dust and gas that...
Hot, Carbon-Rich Planet - NASA Science
2010年12月8日 · NASA's Spitzer Space Telescope discovered that the planet has more carbon than oxygen, making it the first carbon-rich planet ever observed. Our planet Earth has relatively little amounts of carbon -- it is made largely of oxygen and silicon.
Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2 …
2023年9月11日 · A new investigation with NASA’s James Webb Space Telescope into K2-18 b, an exoplanet 8.6 times as massive as Earth, has revealed the presence of carbon-bearing molecules including methane and carbon dioxide.
Universe’s first life might have been born on carbon planets
2016年6月7日 · New research suggests that planet formation in the early universe might have created carbon planets consisting of graphite, carbides, and diamond. In this artist’s conception, a carbon...
Carbon planet - Space Wiki
A carbon planet, also referred to as a diamond planet or carbide planet is a theroretical type of terrestrial planet proposed by Marc Kuchner with internal layers of diamond many kilometres thick. The diamond-rich planets could form from the dusty …
Universe’s First Life Might Have Been Born on Carbon Planets
2016年6月7日 · New research suggests that planet formation in the early universe might have created carbon planets consisting of graphite, carbides, and diamond. Our Earth consists of silicate rocks and an iron core with a thin veneer of water and life.
A Tale of Two Worlds: Silicate Versus Carbon Planets (Artist …
2013年10月24日 · The one on the right is rich in carbon -- and dry. Chances are low that life as we know it, which requires liquid water, would thrive under such barren conditions. New theoretical findings show that planetary systems with …
NASA's Spitzer Reveals First Carbon-Rich Planet
2010年12月8日 · PASADENA, Calif. -- Astronomers have discovered that a huge, searing-hot planet orbiting another star is loaded with an unusual amount of carbon. The planet, a gas giant named WASP-12b, is the first carbon-rich world ever observed.
New research on carbon cracks open secrets deep inside exoplanets
2021年1月27日 · Measuring carbon at the highest pressures ever achieved in a laboratory, researchers report first model of carbon structures that may make up planets outside the solar system.