An artist's concept of an astronaut walking on Mars. But what would happen if the astronaut weren't wearing a space helmet? cokada/E+ via Getty Images Let’s suppose you were an astronaut who just ...

NASA is gearing up for another human moon mission by 2030, but that doesn’t mean they don’t still have their sights set on Mars. Recently the space organization tested their Rotating Detonation Rocket ...

Lightning has already been confirmed on Jupiter and Saturn, and Mars has long been suspected of having it too.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Could people breathe on Mars? – Jack J., age 7, ...