Unidentified flying objects? Yes, anything in the sky that we can't recognize is unidentified.
Flying saucers or alien spacecraft? There is NO evidence for this, and no reason to believe that they exist.
not really you really think they exist they might
WHO KNOWS!!!
well we don't actually know there could be a planet like earth that hasn't been discovered yet so their might Be
Venus does not exist on Earth, it is a separate planet, which occupies an orbit closer to the Sun than Earth.
They actually had a planet called Orpheus. I know that because we watched a video in my science class about it and how it crashed into Earth and became part of Earth.
beause earth is the only planet which has oxygen and other needed sudstances .
Water does exist on Earth. Earth is the only planet known to have liquid water.
Yes..because without planet earth do any thing life exist
Earrrrrth is the thirrrd closest planet Eva
Planet X does not exist. It was only a theory.
planet earth
No, because it doesn't exist.
Would life exist on what planet? Earth? Mars? Yes, even if not human, trees and plant vegitation
Britain is just one of the more than 200 nations that exist on the planet Earth (and it is far from the largest!) so no, the whole planet is not British.