Astronomers Days & Observances

5 Observances Found

FEB18

Pluto Day

5 Observances Found

JUN30

International Asteroid Day

5 Observances Found

JUN30

National Meteor Watch Day

5 Observances Found

JUL2

World UFO Day

5 Observances Found

AUG24

Pluto Demoted Day

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Feb18

Pluto Demoted Day

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