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Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Recovered parts from a failed North Korean satellite launch could hold clues about the secretive state’s rocket program.
The Delta 4 rocket program, originally developed by Boeing, followed the Delta 2 rocket, a workhorse for NASA, the U.S. military, and commercial satellite operators in the 1990s and 2000s.
This borrowing occurred amidst significant investments by SpaceX in its Starship rocket program and the Starlink satellite-internet business.