Planetary science (and rarely, planetology) is the name given to the scientific discipline of the study of planets. This subdivides into more specific disciplines, including planetary astronomy, planetary geology, and geophysics.
Rocks are studied in the scientific discipline of geology.
Astronomy
There is a branch of astronomy called planetary astronomy that takes geology and uses it to examine other planets, so yes rocks are studied in astronomy.
hydrology :)
Astronomy
Seismology, which is a sub branch of geophysics.
Petrology. In the most general sense, the study of rocks falls under the discipline of geology. Geo means 'earth', and ology means 'the study of'.
The attitude is to arrive at a consensus of opinion in accordance with known facts. The values will be entirely dependant on the discipline being studied.
Astronomy is the renaissance that studies the planets. They study the planets and space.
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Ptolemey is a scientist that studied the planets and he discovered new planets in place.
Marx studied law in college.