The Arietids are a strong meteor shower that lasts from May 22 to July 2 each year, and peaks on June 7. It was first discovered in 1947. The Arietids are also the strongest daylight meteor shower of the year. The source of the shower is unknown, but some scientists suspect that they come from the asteroid 1566 Icarus.[1] Leonid Meteor Shower A meteor shower, also known as a meteor storm, is a celestial event where a large number of meteors are seen within a very short period of time. ... 1566 Icarus is an Apollo asteroid (a sub-class of near-Earth asteroid) whose unusual characteristic is that at perihelion it is closer to the Sun than Mercury; it is said to be a Mercury-crosser asteroid. ...