55 Cancri e - Wikipedia
55 Cancri e (abbreviated 55 Cnc e, also known as Janssen / ˈdʒænsən /) is an exoplanet orbiting a Sun -like host star, 55 Cancri A. The mass of the exoplanet is about eight Earth masses and its diameter is about twice that of the Earth.
Everything We Know About The Planet Made Of Diamonds
2022年4月20日 · Called 55 Cancri e, the planet is "possibly covered in diamond, rather than water and granite," scientists explained at the time. The exoplanet is twice the size of Earth but has eight times...
Super-Earth Planet Likely Made of Diamond | Space
2012年10月11日 · The alien super-Earth planet 55 Cancri e is likely made of diamond and graphite, an not water and granite, scientists say. The discovery changes the chemical makeup of the exoplanet.
Diamond Planet Found—Part of "Whole New Class?" - National …
2012年10月13日 · Dubbed 55 Cancri e, the rocky world is only twice the size of Earth but has eight times its mass—classifying it as a "super Earth," a new study says. First detected crossing in front of its parent...
This diamond exoplanet lost its atmosphere — then it grew another
2024年5月8日 · Using the James Webb Space Telescope (JWST), astronomers have discovered that a scorching hot lava planet, believed to be composed of diamond, grew a second atmosphere — and that was after its...
Astronomers find a planet made of diamond in the Milky Way
2011年8月26日 · Radio telescope data shows that it orbits its star at a distance of 600,000 km, making years on planet diamond just two hours long. Any closer and it would be ripped to shreds by the star's...
A planet made of diamond | Astronomy.com - Astronomy …
2011年8月25日 · Astronomers think they’ve found a star that was transformed and condensed into a planet made of solid diamond. An international research team made the discovery with scientists from...
A Planet Made of Diamond - Sky & Telescope
2011年8月25日 · Just when you thought the recently discovered exoplanet darker than coal is likely the most alien body known to us, along comes another curveball — a planet that astronomers think is made of diamond, located about 4,000 light-years away.
How A Hellish Planet Made Of Diamonds Covered By A Lava Ocean ... - Forbes
2022年12月8日 · Enduring such extreme conditions for so long has led scientists to suggest that the scalding world could have an interior full of diamonds, covered by a surface ocean of molten lava.
James Webb Space Telescope spots 'Super-Earth' with …
2024年9月26日 · But now, researchers have found something even more astonishing — a planet believed to be made mostly of diamond, according to Space. The research, published in The Astrophysical Journal...