1933-05-05 astronomical discovery

Jansky’s cosmic radio discovery publicized

Category: Discoveries and Scientific Results › , type: Discovery

A New York Times report brought Karl Jansky’s detection of radio emission from the Milky Way to public attention.

1934 CE Year only astronomy theory

Baade and Zwicky connect supernovae and neutron stars

Walter Baade and Fritz Zwicky proposed that supernovae can mark the formation of neutron stars.

1939-09-01 astronomy theory

Oppenheimer and Snyder publish gravitational-collapse research

The paper described continuing gravitational collapse of a massive star.