QuoteThe Earth and Moon are like identical twins, made up of the exact same materials -- which is really strange, since no other celestial bodies we know of share this kind of chemical relationship. What's responsible for this special connection? Looking for an answer, planetary scientist and MacArthur "Genius" Sarah T. Stewart discovered a new kind of astronomical object -- a synestia -- and a new way to solve the mystery of the Moon's origin.
https://www.youtube.com/watch?v=7uRPPaYuu44
Study reckons moon came from Earth during synestia:
https://www.youtube.com/watch?v=GoCX5Kpz0hg
https://en.wikipedia.org/wiki/Synestia
SYNESTIA - New Donut Shaped Planetary Object:
https://www.youtube.com/watch?v=FfTVt3O5V9g