Classify the eight planets of Earth's solar system as rocky or gaseous, according to their primary composition.
Mercury - rocky
Veuns - rocky
Earth - rocky
Mars - rocky
Jupiter - gaseous
Saturn - gaseous
Uranus - gaseous
Neptune - gaseous
<START_INST>Classify the eight planets of Earth's solar system as rocky or gaseous, according to their primary composition.<END_INST><START_CTX><END_CTX><START_A>Mercury - rocky
Veuns - rocky
Earth - rocky
Mars - rocky
Jupiter - gaseous
Saturn - gaseous
Uranus - gaseous
Neptune - gaseous<END_A>