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Hace 2 días · Betelgeuse is a red supergiant star in the constellation of Orion. It is usually the tenth-brightest star in the night sky and, after Rigel, the second-brightest in its constellation. It is a distinctly reddish, semiregular variable star whose apparent magnitude, varying between +0.0 and +1.6, has the widest range displayed by any ...
Hace 4 días · The cosmos seems to come alive with a crackling explosion of pyrotechnics in this new image from NASA’s James Webb Space Telescope. Taken with Webb’s MIRI (Mid-Infrared Instrument), this fiery hourglass marks the scene of a very young object in the process of becoming a star.
Hace 5 días · Alpha Orionis – Betelgeuse. At 425 light-years distant, Betelgeuse is one of the most luminous stars known and is the seventh brightest star in the northern hemisphere. This star is a red supergiant of spectral class M2lab with an apparent visual magnitude of 0.42 and is also one of the largest stars known, about 1500 times the ...
Hace 5 días · La NASA compartió imágenes satelitales de la Patagonia nevada que destacan el impacto de la ola polar en el extremo sur del continente, un fenómeno inusual en los inviernos recientes, ya que...
Hace 4 días · Below are lists of the largest stars currently known, ordered by radius and separated into categories by galaxy. The unit of measurement used is the radius of the Sun (approximately 695,700 km; 432,300 mi ). [1] The Sun, the orbit of Earth, Jupiter, and Neptune, compared to four stars.
Hace 2 días · Along with Sirius and Procyon, Betelgeuse is part of the Winter Triangle in the nighttime sky. The picture shows images of a jack-o-lantern (Halloween--October), a Christmas tree (December), and a heart (Valentine's Day--February). 7.
Hace 4 días · 'Supervivientes All Stars' anunció que tenía imágenes muy comprometidas de dos concursantes y se trataban de Bosco Martínez-Bordiú y Sofía Suescun
