From the archive · #244

A little curiosity.
From the archive.

Five flashcards. A fresh discovery. Your moment to get a little more out of the world.

September 1, 2026Missions & TelescopesNo account needed · No timer
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Prompt: A 1993 servicing mission corrected this orbiting telescope's initially flawed mirror.
ScienceA little curiosity
Mission or telescope · IDENTIFYA 1993 servicing mission corrected this orbiting telescope's initially flawed mirror.Think it. Then flip it.
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  1. 01A 1993 servicing mission corrected this orbiting telescope's initially flawed mirror.
  2. 02This mission put Armstrong and Aldrin on the Moon while Collins orbited overhead.
  3. 03This nuclear-powered Mars rover landed in 2012.
  4. 04This first spacecraft to orbit Jupiter found evidence of a subsurface ocean on Europa.
  5. 05This SpaceX rocket has a first stage designed to land and fly again.