espacio-astronomia

Milestones in the search for exoplanets

Order from earliest to most recent

Difficulty: easy · 0 plays · Data updated 2025-09-01
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What order do they go in?

? Launch of the Kepler telescope
? 6,000 exoplanets surpassed
? First exoplanet around a Sun-like star
? 5,000 exoplanets surpassed
The correct order is revealed when you play
Data source: NASA Exoplanet Archive