Trojan asteroid seen in Earth's orbit by Wise telescope. Read more about sharing. Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun. The 200-300m-wide rock sits in front of our planet at a gravitational sweet spot, and poses no danger.
Calories Burned. A half mile is a relatively short distance to run, so you shouldn't expect a big calorie burn. According to the website Cool Running, a 200-pound person will burn 79 calories running half a mile. A 175-pound person will use less energy, burning just 69 calories per half mile.
Here are some fun facts on running a mile, and some world records that are sure to leave you inspired! The metric mile of 1500 meters is 1640 yards, which is 23 yards more than a Roman mile. About 104.3 calories are burned every mile when one runs at a 10 minute/mile pace.