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NASA's next-gen Roman Space Telescope is fully built. Could it launch earlier than expected?

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

Webb telescope found a Milky Way lookalike 12 billion light-years away

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...