Meteorite

A meteorite was an object from space, usually rock, that survived an impact with Earth's surface. Some fraction of them proved to be vessels for alien energies or entities.

Liz Shaw was an expert on meteorites. (TV: Spearhead from Space)

It was commonly believed that a meteor wiped out the dinosaurs, but it was in fact Briggs' freighter. (TV: Earthshock)

Self-replicating robots on Zazz's moon were forced to periodically hide underground to avoid meteorite showers. (COMIC: The Gift)

Known Meteorites
In 1976, a meteorite landed in New York City's Central Park, temporarily giving Alice Trefusis super-powers. (AUDIO: Starfall)
 * In 1283, a meteorite from the Jeggorabax Cluster landed in the Weserbergland Mountains of Lower Saxony, in present-day Germany. The Weserbergland Meteorite housed an energy entity that became known as the Pied Piper. (TV: The Day of the Clown)
 * In 1913, the Family of Blood arrived at Farringham in an invisible spaceship. John Smith dismissed it as a meteorite. (TV: Human Nature)
 * In the 1970s, the Nestene Consciousness fashioned plastic meteorites and sent them to Earth to prepare for an invasion. (TV: Spearhead from Space)
 * In 2007, Sex Gas came to Earth in a meteorite which fell near Cardiff. (TV: Day One)
 * In 2008, the meteorite K67 almost impacted with the Earth, but this was averted. (TV: Whatever Happened to Sarah Jane?)
 * In the late 21st century, Space Station W3 warned spacecraft of meteorite storms. (TV: The Wheel in Space)
 * In the late 22nd century, the Daleks used meteorites to spread a plague on Earth prior to their invasion six months later. (TV: The Dalek Invasion of Earth)