stardate.org

wom8o TIL Earth travels 18.5 miles per second around the sun
nWXnG TIL that over 2,000 years ago the Greek astronomer Eratosthenes estimated the Earth’s circumference to be equivalent to 26,000 miles, a 5% error. He did this based on the Sun shining down wells in the Egyptian cities of Alexandria and Styene and knowing how far apart they were.
69dV7 TIL Esteemed astronomer William Herschel presented his views that there were inhabitants on the Sun to Britain’s Royal Society in 1795. At the time, many scientists thought that all the planets were inhabited and many considered the Sun to be a planet