This artistic representation of the TRAPPIST-1 red dwarf star showcases its very active nature. The star appears to have many stellar spots (colder regions of…
Posts published in “Exoplanet”
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Next-generation giant telescopes will offer unparalleled opportunities to study weather and surface variations on distant cosmic bodies, aiding in the exploration of their chemical compositions…
An artist’s conceptual rendering of interactions between an exoplanet and its star. Plasma emitted from the star is deflected by the exoplanet’s magnetic field. That…
Astronomers using NASA’s James Webb Space Telescope have discovered that the atmosphere of exoplanet HD149026b is super-abundant in the heavier elements carbon and oxygen –…
This illustration shows what the hot rocky exoplanet TRAPPIST-1 b could look like based on this work. TRAPPIST-1 b, the innermost of seven known planets…
Artist impression of an exoplanet system. Credit: ESA Imagine a gaseous exoplanetAn exoplanet (or extrasolar planet) is a planet that is located outside our Solar…
Image depicts divergent evolutionary pathways of Earth and Venus after formation. Credit: O’Rourke, J.G., Wilson, C.F., Borrelli, M.E. et al. Study Narrows James Webb Space…
This illustration conceptualizes the swirling clouds identified by the James Webb Space Telescope in the atmosphere of exoplanet VHS 1256 b. The planet is about…
Some exoplanets have one side permanently facing their star while the other side is in perpetual darkness. The ring-shaped border between these permanent day and…
Artist impression of the four classes of planetary system architecture. A new architecture framework allows researchers to study an entire planetary system at the systems…
Artist’s conception of a large gas giant planet orbiting a small red dwarf star called TOI-5205. Credit: Image by Katherine Cain, courtesy of the Carnegie…
Artist’s conception of a rocky Earth-mass exoplanet like Wolf 1069 b orbiting a red dwarf star. If the planet had retained its atmosphere, chances are…
Ashley Chontos, Princeton’s Henry Norris Russell Postdoctoral Fellow in Astrophysics, was part of a team discovering that Kepler-1658b is spiraling to its doom around its…
These two images are of the dusty debris disk around AU Mic, a red dwarf star located 32 light-years away in the southern constellation Microscopium.…
This illustration reflects that exoplanet LHS 475 b is rocky and almost precisely the same size as Earth based on new evidence from NASA’s James…
Newly discovered Earth-size planet TOI 700 e orbits within the habitable zone of its star in this illustration. Its Earth-size sibling, TOI 700 d, can…
An illustration of the variations among the more than 5,000 known exoplanets discovered since the 1990s. Credit: NASA/JPL-Caltech A new model explains the rarity of…
An artist’s concept of the Kepler-1658 system. Kepler-1658b, orbiting with a period of just 3.8 days, was the first exoplanet candidate discovered by Kepler. Credit:…
“Water Worlds” – Astronomers Discover That Two Exoplanets Are Unlike Any Planets in Our Solar System
“Water Worlds” – Astronomers Discover That Two Exoplanets Are Unlike Any Planets in Our Solar System
Cross-section of the Earth (left) and the exoplanet Kepler-138 d (right). Like the Earth, this exoplanet has an interior composed of metals and rocks (brown…
An artist’s impression of the planet Janssen, which orbits its star so closely that its entire surface is a lava ocean that reaches temperatures of…