Unlike any booster NASA has flown, the Falcon 9's first stage then returned around and landed itself back on the ground.
Originally built for NASA's moon missions, Kennedy Space Center's Launch Complex 39A is now the new home for SpaceX's Falcon rockets.
The unassuming 3D-printed gravity meter was commissioned by a private citizen and manufactured aboard the ISS, and represents a significant step forward in space exploration.
So-called "recurring slope lineae" are a tantalizing feature on the slopes of Mars, but how do we go about exploring their potential life-giving qualities without contaminating them with our robots?
NASA's Dawn mission has detected tar-like organic compounds on the dwarf planet's surface, bolstering prospects for life on the largest body in the asteroid belt.
After five years, a California company called Planet has more than 100 satellites in orbit, allowing it to begin selling and providing images of the entire Earth every day.
Although there's some fear surrounding the act of sending messages to hypothetical extraterrestrial intelligences, it could be one of the most important things humanity could do — scientifically speaking.