Asteroids, moons and other celestial bodies contain raw materials. There are technical, legal and ethical challenges.

The trajectories of objects often feature anomalies that can be useful in discovering new physics.” These are the words of Yu-Dai Tsai, first author of a recent paper published in Nature ...

One proposed way of examining if such a force could exist is by closely monitoring asteroid trajectories, and few near-Earth ...

University of Arizona planetary scientist Amy Mainzer, an expert on near-Earth asteroids who wasn’t involved with the study, lauded the team’s “absolutely white-glove” calculations.

A massive 250-foot asteroid named 2015 XR1 is hurtling past Earth today at over 45,000 kilometres per hour., Science News - ...