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Also on this day
Full history →Notable · 2014
NASA announced the discovery of Kepler-186f, the first exoplanet with a radius similar to Earth's discovered in the habitable zone of another star.- 2021The funeral of Prince Philip, Duke of Edinburgh, takes place at St George's Chapel, Windsor Castle.
- 2014NASA's Kepler space telescope confirms the discovery of the first Earth-size planet in the habitable zone of another star.
- 2013An explosion at a fertilizer plant in the city of West, Texas, kills 15 people and injures 160 others.