You won’t catch NASA’s James Webb Space Telescope saying “Bah, humbug!” to seasonal festivities. Like in the classic holiday song, Webb’s “silver” sunshield and “gold” mirrors shimmer brightly in this image mashup. These are more than decorations for Webb, and their worth is measured by the scientific discoveries the telescope will make. Webb telescope, or…
NASA Telescope Prepares for Big Move
NASA’s James Webb Space Telescope recently emerged from Chamber A at NASA’s Johnson Space Center in Houston on Dec. 1 to prepare for its upcoming move to California. The telescope’s combined science instruments and optical element recently completed about 100 days of cryogenic testing inside Johnson’s Chamber A, a massive thermal vacuum testing chamber at…
Webb Space Telescope Undergoes Final Cryogenic Testing
The vault-like, 40-foot diameter, 40-ton door of Chamber A at NASA’s Johnson Space Center in Houston was unsealed on Nov. 18, signaling the end of cryogenic testing for NASA’s James Webb Space Telescope. The historic chamber’s massive door opening brings to a close about 100 days of testing for Webb, a significant milestone in the…