The founder of Amazon, Jeff Bezos, launched the Blue Origin NS-16 mission and flew to space together with his brother on July 20, 2021. Nine days before, another billionaire, Richard Benson, also launched The Virgin Galactic Unity 22 mission. It seems that space travel and exploration will be getting more and more popular, and one day, ordinary people might have chance to participate in it as well. However, space junk or space debris will be created in every space launch mission and littering in the space is similar to littering on the earth, which will create problem one day to the planet and the human race. Analyze this case with respect to the three dimensions of sustainability to address how space travel and exploration can become more sustainable rather than creating unnecessary carbon emission and space junks. 1. TECHNO Centric Concerns 2. ECO Centric Concerns 3. SOCIO Centric Concerns