Inspirational Quotes
Words to motivate, inspire, and guide you.
Planetary Science Quotes
Cautionary TaleCrisis PreventionEnvironmental ChangePlanetary Science Mars once was wet and fertile. It's now bone dry. Something bad happened on Mars. I want to know what happened on Mars so that we may prevent it from happening here on Earth.
AstrobiologyEvolutionExtraterrestrial LifeOrigin of LifePlanetary Science If Mars formed life, then life on Earth could have been seeded by life on Mars, making every life form on Earth descended from Martians.
AstronomyClassificationOrbit DynamicsPlanetary ScienceTransgression Pluto's orbit is so elongated that it crosses the orbit of another planet. Now that's... you've got no business doing that if you want to call yourself a planet. Come on, now! There's something especially transgressive about that.
AstrobiologyAstronomyEnvironmental SciencePlanetary ScienceSpace Exploration There's a lot to do in space. I want to learn more about the greenhouse effect on Venus, about whether there was life on Mars, about the environment in which Earth and the Sun is immersed, the behavior of the Sun.
Cautionary LessonsClimate ChangeEnvironmental ImpactEnvironmental ResponsibilityPlanetary Science Venus has a runaway greenhouse effect. I kind of want to know what happened there because we're twirling knobs here on Earth without knowing the consequences of it. Mars once had running water. It's bone dry today. Something bad happened there as well.