Venus spins slowly, yet its upper atmosphere races around the planet at roughly 220 miles per hour, a supercharged jet stream ...

Venus, Earth's hostile twin, is growing more unpredictable for upcoming space missions. Extreme heat, crushing pressure, and corrosive clouds already challenge spacecraft. New findings reveal rapid ...

A new study suggests that the planets in our solar system may be helping to keep the sun calmer than other sun-like stars, potentially lowering the risk of powerful solar storms that could disrupt ...