4 ms·Space-based platforms like the Hubble, Cassini, or Chandra.by Mtinie 10y agoSpace-based platforms like the Hubble, Cassini, or Chandra.bobsoap 10y agoOrbital platforms that are still operated by Earth-based astronomers, no? I don't intend to argue semantics, just think it's a poor (and somewhat funny) choice of words.Mtinie 10y agoPerhaps, but that's how the platform deployment is described.