The biggest question which often ends up troubling our astronomers is whether we are alone in the Universe. With all the technological advancements we have on our hands, one of the primary goals we’re working towards is locating signs of life in our Universe. And this is no easy feat by any means. However, over the years, several planets have hinted towards this idea of extraterrestrial life being present on them, even though we might not have gotten close to figuring this out about them.
Credit The Space Wind