>If aliens visit us, the outcome could be much like when Columbus landed in America, which didn’t turn out well for the Native Americans>Professor Hawking also said that the existence of aliens is beyond doubt.Two likely correct statement that have no links to each others, except for a clickbait "journalist".
>>54747480>Use nukes once a again aliens capable of interspace travel.>Get annihilated when they just ram the planet with an unmanned ship.>>54747604Or, only a civilization xenophobic enough to protect itself from outsiders can survive to achieve interspace travel.