And again grainy footage of an UFO. Some people conclude from this that unknown life crosses oceans of vacuum only to skip around in our tiny puddle of an atmos

And again grainy footage of an UFO. Some people conclude from this that unknown life crosses oceans of vacuum only to skip around in our tiny puddle of an atmosphere. But lifeforms capable of bridging light-years would look nothing like us. Why assume they would enjoy a ride in our atmosphere?