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The fastest thing on Earth besides light and space shuttles is thought to be the tip of a whip, which can reach speeds of over 1,000 mph. Another fast-moving object on Earth is a bullet fired from a firearm, which can travel at speeds exceeding 1,700 mph.
The speed of light is the fastest known phenomenon in the universe, traveling at approximately 186,282 miles per second.
The nearest star to Earth besides the Sun is Proxima Centauri, which is about 4.24 light-years away. In miles, that's approximately 25 trillion miles.
The fastest substance on Earth is light, which travels at a speed of about 186,282 miles per second (299,792 kilometers per second) in a vacuum.
The speed of light is fastest in a vacuum. All other media slow the speed of light down, albeit very slightly.
Light is the fastest thing in the universe, traveling at approximately 186,282 miles per second. The speed of thought, or how quickly our brain processes information. The speed of sound travels at around 767 miles per hour. The Peregrine falcon is the fastest animal, reaching speeds over 240 mph. The fastest car, the SSC Tuatara, has clocked a speed of 331 mph. The fastest land animal is the cheetah, reaching speeds of 75 mph. The fastest fish is the sailfish, swimming at speeds of up to 68 mph. The fastest insect is the Australian tiger beetle, running at 5.6 mph. The fastest bird is the white-throated needletail, reaching speeds of up to 105 mph. The fastest commercial aircraft is the Gulfstream G650, capable of reaching speeds of around 610 mph.