2. graded adjective. If you describe the appearance of something as fanciful, you mean that it is unusual and elaborate rather than plain and simple. The economic gloom of the early 1980s was relieved by fanciful architecture.
Earth's orbital speed averages about 30 km/s (108,000 km/h; 67,000 mph), which is fast enough to cover the planet's diameter in seven minutes and the distance to the Moon in four hours.
The linear speed of Earth in its orbit around the Sun is approximately 107,300 kilometers per hour, or about 67,062 miles per hour. That speed is equivalent to 29.78 kilometers per second or 18.5 miles per second.