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Astronomy & Space Science · Recorded milestone

Accelerating universe

Recorded year1998

Supernova surveys reveal the expansion is speeding up, driven by dark energy.

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Built on

Expanding universeRecorded · 1929enables
Stored-program computerRecorded · 1948requires
CCD image sensorRecorded · 1969enables
MicroprocessorRecorded · 1971requires

Led to

Roman wide-field space telescopeForecast · ~2027enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.