Edwin Powell Hubble1940
Hubble publishes Problems of Nebular Research in Scientific Monthly, reviewing unresolved observational questions involving galaxies, distance measurements, redshifts and the interpretation of deep-space surveys.
United States of America · Science / Astronomy. Chronological records rendered directly from the World History Database.
Hubble publishes Problems of Nebular Research in Scientific Monthly, reviewing unresolved observational questions involving galaxies, distance measurements, redshifts and the interpretation of deep-space surveys.
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