Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

From unplugging to rethinking your eco-habits, let's show Mother Earth some love with small steps that lead to big change. Who knew saving the planet could be this easy and cool? How You Can Help ...

Ceres, the largest object in the asteroid belt, is a dwarf planet with frozen oceans and hints of ancient habitability, setting it apart from its rocky neighbors. With a solid core, icy mantle ...