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Hace 17 horas · Brown dwarfs are substellar objects that have more mass than the biggest gas giant planets, but less than the least massive main-sequence stars.Their mass is approximately 13 to 80 times that of Jupiter (M J) —not big enough to sustain nuclear fusion of ordinary hydrogen (1 H) into helium in their cores, but massive enough to emit some light and heat from the nuclear fusion of deuterium (2 H).
Hace 17 horas · Experts as NASA have released an image of “fireworks” around a star being born. In the image taken with infrared instruments onboard the JWST, the protostar, which is the gas and dust that ...
Hace 2 horas · As long as humans have looked up to the stars, we have been fascinated by the search for life beyond Earth. But that search may soon be over, as scientists have discovered a planet which could be ...
Hace 3 horas · A WATERY ‘super-Earth’ roughly 50 light-years away may bear the conditions to host life. LHS 1140 b is an exoplanet orbiting a red dwarf star in the constellation Cetus. It falls in the…
Hace 17 horas · A planet where glass rains from the sky and temperatures exceed 900 degrees celsius also smells of rotten eggs, scientists have discovered. Researchers were studying planet HD 189733 b, a Jupiter-sized gas giant 64 light-years from Earth, when they found its atmosphere contained traces of hydrogen sulfide. The compound is known for having a ...
Hace 9 horas · A celestial event of the meteor shower is coming on July 30th night where two annual meteor showers named Delta Aquariids and Alpha Capricornids can be witnessed from Earth by the stargazers.
Hace 12 horas · HD 189733 b, a "hot Jupiter" located 64 light-years from Earth, has long fascinated astronomers due to its extreme conditions. The planet orbits its star at a distance 13 times closer than Mercury is to our Sun, completing a revolution in just two Earth days. With temperatures reaching 1,700 degrees Fahrenheit and winds of 5,000 mph that rain ...
