Meet the Infrared Telescopes That Paved the Way for NASA’s Webb

The Webb telescope has opened a new window onto the universe, but it builds on missions going back 40 years, including Spitzer and the Infrared Astronomical Satellite. On Dec. 25, NASA will celebrate the two-year launch anniversary of the James Webb Space Telescope – the largest and most powerful space observatory in history. The clarity […]

December 22, 2023
from NASA https://ift.tt/QGhP9oy