Preparing for the Tears of St. Lawrence and the Night of the Shooting Stars

Meteroids, Meteors, Meteorites and Bolides The smallest celestial bodies moving around the sun (in our solar system) are called meteoroids and we divide them into two groups. They are extremely small bodies ranging from fraction of a millimeter to size of grain and from couple of millimeters to few centimeters in diameter. The ones that...
1 2 3 4