A planet's habitability is determined by a confluence of many factors. So far, our explorations of potentially habitable worlds beyond our solar system have focused exclusively on their position in ...
Voyager 1 is about to cross a threshold that sounds almost mythical: within about a year, the spacecraft will be a full light ...
Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...
One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...
Specifically, physicists and philosophers tend to conflate what it means for something to exist and what it means for ...