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The online video game platform and game creation system Roblox has numerous games (officially referred to as "experiences") [1] [2] created by users of its creation tool, Roblox Studio. Due to Roblox ' s popularity, various games created on the site have grown in popularity, with some games having millions of monthly active players and 5,000 ...
Hydra was discovered along with Nix by astronomers using the Hubble Space Telescope on 15 May 2005, [1] and was named after the Hydra, the nine-headed underworld serpent in Greek mythology. [14] By distance, Hydra is the fifth and outermost moon of Pluto, orbiting beyond Pluto's fourth moon Kerberos .
Roblox is an online game platform and game creation system built around user-generated content and games, [1] [2] officially referred to as "experiences". [3] Games can be created by any user through the platforms game engine, Roblox Studio, [4] and then shared to and played by other players. [1]
The International Designator, also known as COSPAR ID, is an international identifier assigned to artificial objects in space. [1] It consists of the launch year, a three-digit incrementing launch number of that year [ n 1 ] and up to a three-letter code representing the sequential identifier of a piece in a launch.
V Hydrae is an unusually vivid red variable star 20,000 light-years from Earth. It varies in magnitude from a minimum of 9.0 to a maximum of 6.6. [9] U Hydrae is a semi-regular variable star with a deep red color, 528 light-years from Earth. It has a minimum magnitude of 6.6 and a maximum magnitude of 4.2; its period is 115 days.
The galactic year, also known as a cosmic year, is the duration of time required for the Sun to orbit once around the center of the Milky Way Galaxy. [1] One galactic year is approximately 225 million Earth years. [2]
R Hydrae, abbreviated R Hya, [2] is a single [9] star in the equatorial constellation of Hydra, about 2.7° to the east of Gamma Hydrae. [10] It is a Mira-type variable [ 2 ] that ranges in apparent visual magnitude from 3.5 down to 10.9 over a period of 389 days.
Messier 83 or M83, also known as the Southern Pinwheel Galaxy and NGC 5236, is a barred spiral galaxy [7] approximately 15 million light-years away in the constellation borders of Hydra and Centaurus.