In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, explain our readers ...

Earth’s ice ages have long been blamed on subtle wobbles in our own orbit, but new research suggests a distant accomplice is ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

China’s Xuntian space telescope completed a full performance simulation, confirming operational readiness for its planned ...