What is the role of irregularities in the solar system in terms of theories of its origin?
A) They are too minor to play a role; astronomers ignore them.
B) They introduce a need for flexibility in theories of the solar system's origin.
C) Theories of the solar system are entirely based on the many irregularities found among the planets and moons.
D) The solar system has no irregularities; it is perfectly regular and orderly.
E) The solar system is chaotic, with irregularities the rule.
Question 2
We can measure the radii of stars in an eclipsing binary system, in addition to the masses.
Indicate whether the statement is true or false