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The popularity of Minecraft mods has been credited for helping Minecraft become one of the best-selling video games of all time. The first Minecraft mods worked by decompiling and modifying the Java source code of the game. The original version of the game, now called Minecraft: Java Edition, is still modded this way, but with more advanced tools.
A nuclear thermal rocket (NTR) is a type of thermal rocket where the heat from a nuclear reaction replaces the chemical energy of the propellants in a chemical rocket. In an NTR, a working fluid , usually liquid hydrogen , is heated to a high temperature in a nuclear reactor and then expands through a rocket nozzle to create thrust .
The primary mission of WSTF is to support NASA's Space Station program, and previously the Space Shuttle.As the official Johnson Space Center (JSC) Propulsion Systems Development Facility, WSTF participates in propulsion systems testing, with test expertise in hypergolic and mono-propellant handling and training.