Page history

DavidB4-bot

→‎Surface: HTTP --> HTTPS [#1], replaced: http://www.britannica.com → https://www.britannica.com, http://science.nasa.gov → https://science.nasa.gov

DavidB4-bot

clean up & uniformity

Joaquín Martínez

no edit summary

TerryH

→‎Interior: New section

TerryH

New article

TerryH

no edit summary

DavidE

formatted; added internal links and category; took care of apostrophe usage

Rt123

New page: Callisto is Jupiter's eighth and second largest moon. It is approximately 780,213,000 km from the sun. Callisto’s rotation and revolution periods are both approximately 17 days. It is ap...