ScienceCasts: Did Earth Have Two Moons?

Did our planet once have two moons? Some researchers say so. Moreover, the missing satellite might still be up there–splattered across the far side of the Moon. NASA’s GRAIL mission could help confirm or refute the “two moon” hypothesis.

Products You May Like

Articles You May Like

Fast-switching structural colour could be used in low power video displays
Amazon is piling ads into search results and top consumer brands are paying up for prominent placement
GM’s OnStar is bringing its emergency service to the home with Amazon Alexa
Orbit Fab to launch propellant tanker to fuel satellites in geostationary orbit
Twitter Super Follows has generated only around $6K+ in its first two weeks

Leave a Reply