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Because when we look at stars in our night sky we are viewing them as they were thousand, millions, billions of years ago; hence if aliens were looking at earth, they would be looking at it thousand, millions, billions years ago.
That's how long it took the light from earth to reach what ever other planet.
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∙ 11y ago
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Should people on earth try to contact aliens?
No aliens are not real. if they were still no, like Darkvader says " I WILL RULE THE EARTH!" sorry but if there were aliens the mars rover will see those green things.
Are aliens the guardians of earth?
tricky question this one. but i think we have no protection with aliens because for one, aliens have never set foot in this planet (see details about this
Did aliens really came on earth?
We won't know until we can all see them.
Why do you see aliens in inkblot tests?
Any psychologist worth the price of their couch would return your question with, "Why do YOU THINK you see aliens in your inkblot tests?".
What era you would see ferns trees and dinosaurs?
Mesozoic
What will you see when you get to Saturn?
You would see aliens gases because Saturn is a gas planet like Uranus.
What would happen if earth got invaded by aliens?
i think that they would ask to see our leader i don't think that they would destroy us i believe that they would teach us and show us how to make their type technology and we would probably get a boost on our development
What would be the main things people would like to see in the cretaceous period?
The dinosaurs of course!(:
Who saw the first aliens?
Sorry. Despite what you see in Hollywood, there has been no confirmed encounter with extraterrestrial life on earth.
Where can I see dinosaurs?
You can see dinosaur models in museums but you can't see any real dinosaurs.
What is common science fiction plot of extraterrestrials invading Earth?
The ones I see very often are: 1. Humans space travel 2. Bump into aliens 3. Anger aliens 4. Aliens invade and conquer Earth 5. 1 or 2 magical human beings somehow defeat them 6. Happy ending
Did astronaut see aliens in space?
Depends on your meaning of "aliens"
