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Diagram of Jupiter with its interior, surface features, rings, and inner moons ... The Jupiter family is defined as comets that have a semi-major axis smaller than ...
Jupiter was known to astronomers of ancient times. [1] The Romans named it after their god Jupiter . [ 2 ] When viewed from Earth , Jupiter can reach an apparent magnitude of −2.94, bright enough for its reflected light to cast shadows, [ 3 ] and making it on average the third-brightest object in the night sky after the Moon and Venus .
It was referred to as "Jupiter I", or "The first satellite of Jupiter" until the mid-20th century. [14] With over 400 active volcanos, Io is the most geologically active object in the Solar System. [25] Its surface is dotted with more than 100 mountains, some of which are taller than Earth's Mount Everest. [26]
NASA's Juno spacecraft captured this view of Jupiter during the mission's 54th close flyby of the giant planet Sept. 7, 2023.
The energetic particles coming from Jupiter's magnetosphere create bright auroral ovals, which encircle the poles. Unlike their terrestrial analogs, which appear only during magnetic storms, aurorae are permanent features of Jupiter's atmosphere. [27] The thermosphere was the first place outside the Earth where the trihydrogen cation (H +
The Juno spacecraft has been orbiting Jupiter since 2016 and it has already provided us with a wealth of information about the gas giant. Today, four Nature papers describe new observations about ...
Toggle Jupiter subsection. 6.1 Io. 6.2 Europa. 6.3 Ganymede. 6.4 Callisto. 7 Saturn. 8 Uranus. 9 Neptune. 10 Kuiper belt. ... List of surface features of Mars seen by ...
Jupiter may be best known as the planetary titan of our solar system with a comparatively small red mark — that still dwarfs the entirety of Earth — and rows of striations going from pole to pole.