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 ...

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 ...