History of discovery
The History of Radio Astronomy
How Karl Jansky's chance detection of radio waves from the Milky Way in the 1930s opened an entirely new window on the universe — leading in time to pulsars, quasars, the cosmic microwave background, and the imaging of a black hole.
Astronomers, eras & methods
Knowledge connections
- Associated withRadio
- Associated withInstrumentation-Driven Discovery
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.