Launched in 1977, Voyager 1 is over 24 billion kilometers (15 billion miles) away. A radio signal traveling at the speed of light takes 22.5 hours just to reach it. 🛰️🌌
That cute, fluffy white cumulus cloud floating gently across the blue sky weighs about 500,000 kilograms (1.1 million pounds)—the weight of 100 elephants. ☁️🐘