This is the sun and the celestial objects bound to it by gravity. this includes the eight planets and their 166 known moons, four dwarf planets, and billions of small bodies, including asteroids, comets, meteoroids, and interplanetary dust.

littering streams           is the answer

i don't have a definite answer, but i would assume not based on my experiences with my friend when we both were taking a spanish course; however, it would probably still be to your benefit to look at what questions she received, just in case. a language course and a science course differ greatly, after all.