Johann Baptist Cysat

Cysat was the second person to see M 42 through a telescope in 1611. The discoverer is Peiresc, who saw the nebula in Orion a year earlier.

D N NI Y I T Discoverer Name Con Type S Author Title
  N 1976 1611 Rr v Peiresc 24.11.1610 M 42, Orion Nebula ORI EN+RN 2 Cysat, J. Mathematica astronomica De Loco (1619)