In the vast expanse of our solar system, humanity looks beyond its home planet to find new worlds that could potentially sustain life. This journey explores the extreme environments of our neighboring planets, from the scorching, acid-clouded atmosphere of Venus to the dust-swept, radiation-exposed surface of Mars and the turbulent, storm-ridden gas giant Jupiter. Through the eyes of dedicated scientists, we examine the challenges of these hostile landscapes and the innovative technologies required to survive them, ultimately questioning whether any of these worlds could ever truly be called home.