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Hace 1 día · Además, también se habían detectado trazas de cianuro. Las recientes observaciones de James Webb han desmentido fundamentalmente esta idea, de modo que sí existe una atmósfera, pero está compuesta predominantemente de carbono, óxido y dióxido del interior y no de gas primordial. El telescopio espacial James Webb observó un planeta ...
Hace 7 horas · Alexander Joseph "Lex" Luthor (/ ˈ l uː θ ɔːr,-θ ər /) is a supervillain appearing in American comic books published by DC Comics.The character was created by Jerry Siegel and Joe Shuster.Lex Luthor originally appeared in Action Comics #23 (cover dated: April 1940). He has since endured as the archenemy of the superhero Superman.. Lex Luthor was depicted as a narcissistic and ...
Hace 7 horas · Europa / j ʊ ˈ r oʊ p ə / ⓘ, or Jupiter II, is the smallest of the four Galilean moons orbiting Jupiter, and the sixth-closest to the planet of all the 95 known moons of Jupiter.It is also the sixth-largest moon in the Solar System.Europa was discovered independently by Simon Marius and Galileo Galilei and was named (by Marius) after Europa, the Phoenician mother of King Minos of Crete ...
Hace 7 horas · In Philip Wylie and Edwin Balmer's novel When Worlds Collide (1933), Earth is destroyed by the rogue planet Bronson Alpha. A selected few escape on a spaceship. In the sequel, After Worlds Collide (1934), the survivors start a new life on the planet's companion Bronson Beta, which has taken over the orbit formerly occupied by Earth.
Hace 7 horas · Hot Earth-sized exoplanet: HD 77344 b 0.00939 +0.00787 −0.00599: 0.2573 +0.0073 −0.0064: 15.6 0.131 911 ± 7 transit 114.7 1.2 ± 0.02 6220 ± 64 The temperature can be as high as 1,066 K if the planet is tidally locked. Another planet in the system (HD 77344 c) is suspected. It has a minimum mass of 116.3 M E and an orbital period of 66 ...
Hace 1 día · Frog fossils have been found on all of the Earth's continents. [40] [41] In 2020, it was announced that 40 million year old helmeted frog fossils had been discovered by a team of vertebrate paleontologists in Seymour Island on the Antarctic Peninsula , indicating that this region was once home to frogs related to those now living in South American Nothofagus forest .
