Astronomy & Space Science · Recorded milestone
Radio astronomy
Recorded year1932
Karl Jansky at Bell Labs detects radio waves from the centre of the Milky Way.
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Led to
- Cosmic microwave backgroundRecorded · 1965enables
- Pulsars discoveredRecorded · 1967enables
- Messages for alien mindsRecorded · 1972enables
- Black-hole imageRecorded · 2019enables
- Million-star technosignature searchForecast · ~2027enables
- Lunar far-side radio telescopeForecast · ~2028enables
- Square Kilometre ArrayForecast · ~2029enables
Sources & evidence
Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.