A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

For generations, we’ve repeated the same facts about our Solar System — but many of them are wrong. This film uncovers the biggest misconceptions science has already corrected.

While it’s hard to see the solar wind directly in photos once it leaves the corona, we can measure the gas directly with instruments in space. Scientists have recently gotten up ...