Hot Jupiters are giant planets initially known to orbit alone close to their star. During their migration towards their star, ...

Astronaut Don Pettit took this stunning photo of a nearby comet from the International Space Station ...

The drag sail will have a cross-sectional area and container volume will be the driving design factors for the system. The team will build and test the system to demonstrate successful communication, ...

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.