The International Space Station (ISS) operations will end in 2030, after which it will fall into the Pacific Ocean. But what comes after it? Many private space companies are designing space stations of their own, and one such floating laboratory is being called "Starlab" that could replace the ISS.On Wednesday, Airbus announced that it was teaming up with Voyager Space to "develop, build and operate" the world's first commercial space station intended to serve National Aeronautics and Space…