I believe if life is common than there must of been at least one group of aliens that at least attempted to colonize it self everywhere in space?
Unless humans are a extreme anomaly and that most other aliens don’t really care about space exploration, and just focus on their home planet.
Our universe has existed for 14 billion years, our planet for 4 billion years. Formation of new stars in our universe is projected to last for another 100 billion years. Were early