Uploaded November 2021 | Updated September 2026, 1 week ago

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Why Does Webb Have Gold Mirrors?

The Webb’s Telescope’s dazzling mirrors have a microscopic layer of gold and it isn’t for aesthetic reasons. Different wavelengths of light are best reflected with certain metals. Reflect on these materials along with host Sophia Roberts to learn why these mirrors are so well suited for infrared observation. #UnfoldTheUniverse

Music Credits: Universal Production Music
Cinematic Ambient Chillout Moods Atmosphere Background Music
Piece by Piece - Abumn: Emotion in Motion
Equations - Abumn: Drumatic
Metamorphosis Album: Organic Minimalism
Rainforest Best Album: Wonderful World of Animation
Volta SD2 Downer 18 Album: Sound Design: Volume 2
Tympani Hit and Roll - Solo - Album Smash

Credit: NASA's Goddard Space Flight Center

Credits
Sophia Roberts (AIMM): Lead Lead Producer
Sophia Roberts (AIMM): Lead Writer
Sophia Roberts (AIMM): Lead Editor
Sophia Roberts (AIMM): Videographer
Sophia Roberts (AIMM): Lead Narrator
Michael McClare (KBRwyle): Videographer
Michael P. Menzel (AIMM): Videographer
Rob Andreoli (AIMM): Videographer
Walt Feimer (KBRwyle): Lead Animator
Michael Lentz (KBRwyle): Animator
Adriana Manrique Gutierrez (KBRwyle): Animator
Bailee DesRocher (USRA): Animator
Jacquelyn DeMink (USRA): Animator
Jonathan North (KBRwyle): Animator
Aaron E. Lepsch (ADNET): Lead Technical Support
Duncan Wiles: Videographer
Bill Schuster: Subject Expert

Download: svs.gsfc.nasa.gov/14003