Hubble Space Telescope

Space-based · 1990 · Low Earth orbit, 540 km

Type: Space-based
Location: Low Earth orbit, 540 km
Founded: 1990

Notes

Launched with a mirror ground to the wrong shape by 2.2 micrometres, corrected by spacewalk in 1993, and productive ever since — the only space telescope ever repaired by hand.

Primary_Instruments [DB]

Hubble Space Telescope (HST)

Referenced by

instrument

Hubble Space Telescope (HST)

Open on the Cosmic Exploration shelf — the interactive card, the filters, and everything alongside it.

From the Observatories database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.