A 70-year-old woman once completed one marathon for each continent in a week. For Chau Smith’s 70th birthday, she celebrated by completing one marathon for each continent in just a week.
100 Mind-Blowing Completing Facts
Neptune has only completed one orbit around the Sun since its discovery. This is one of our favourite facts about space, and perhaps the most memorable (if you want to impress your friends next time you’re sharing cool facts. Neptune takes a whopping 165 years to complete one full orbit around the Sun. Since it was discovered in 1846, Neptune only finished its first full post-discovery orbit in 2011. Demoted planet Pluto has yet to match this – it is not even close to completing one full, 248-year orbit since its discovery in 1930.