Astronomy
The Properties of Jupiter's Great Red Spot Storm
Quick fact
The Great Red Spot is a massive anticyclonic storm with wind speeds exceeding 400 mph (640 km/h), and it has been continuously observed for over 350 years, though it is slowly shrinking.
Why this is interesting
You've probably seen Jupiter's Great Red Spot in pictures—a giant crimson eye staring out from the planet's clouds. But did you know it's a storm that has been raging for centuries and is large enough to swallow Earth whole?