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Ultraviolet Light
Filters
Swift’s Science
5 min read
Originally designed as a satellite dedicated to studying GRBs — gamma-ray bursts, the most powerful explosions in the cosmos —…
Apr 23, 2025
Mission
The Swift Spacecraft
5 min read
Swift launched into orbit on Nov. 20, 2004, as NASA’s Swift Gamma-ray Observatory. In 2018, NASA renamed the spacecraft in…
Apr 23, 2025
Mission
Wavelengths
11 min read
Visible Light Because our atmosphere blocks or partially absorbs certain wavelengths, Hubble’s position 320 miles above Earth’s surface puts it…
Jan 13, 2023
Mission
