13point8 · The universe, sourcedAll discoveries
Sun–Earth L2 · 1.5 million km

James Webb Space Telescope

Launched25 Dec 2021
Mirror6.5 m, 18 segments
OrbitHalo orbit around L2
Distance~4× the Moon

An infrared observatory. Its sunshield keeps the optics below 50 K.

Webb can study distant Kuiper Belt objects, but a Planet Nine search needs a wide survey like Rubin. Placement here is schematic.

Sources

  1. NASA: Webb orbit at Sun–Earth L2
  2. NASA 3D Resources (glTF models, free to use)
See it in 3D →

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