Refractor to reflector, Schmidt-Cassegrain to Maksutov-Cassegrain - this is everything you need to know about the different types of telescopes. When you purchase through links on our site, we may ...

The record-breaking find of a star 43,000 times more magnetic than the sun could help unravel the mystery of how magnetars form. When you purchase through links on our site, we may earn an affiliate ...

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

In the vastness of space, few cosmic phenomena are as mysterious and fascinating as black holes. These invisible giants represent one of the most extreme environments in the universe, where gravity is ...