More to explore: Universe May Be Curved, Not Flat (Scientific American) http://www.s
Humans have been visiting and exploring Mars for more than half a century, and NASA has released a video celebrating the agency's remarkable contributions
The SpaceX vision for a multiplanet species prompts thinking on how to make a planet more habitable
Living on a small planet in a big universe exposes us to all manner of existential problems, but what are the worst, and what are the weirdest?
NASA's Curiosity rover provides a beautiful, scientifically appetizing view of what's ahead on Mount Sharp on Mars
An astonishing rendering of 12 years of orbital images brings the planet to life
On November 14th 1971 NASA’s Mariner 9 became the first spacecraft to successfully orbit another planet.
It's summer in the northern hemisphere of a small, damp, planet orbiting a middle-aged star in a spiral galaxy of matter enjoying a brief heyday before colliding with another galaxy in some 4 billion orbits of the same small, damp, planet.