What would happen if Earth's satellite was not the Moon, but another planet in the solar system? Firstly, if it were a small ...

This research utilized the world's most advanced MagAO-X extreme adaptive optics system, successfully capturing the process ...

Astronomers have discovered a brand new type of planet outside our solar system that, even in its infancy, is already bigger ...

Called 3I/ATLAS, the comet is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system ...