Astronomy

which piece of spectral data is necessary to determine the spectral class of a star? In a geostationary orbit, the satellite remains directly above a specific location on Earth at all t... Question 1 (1 point) Kepler’s Second Law explains that the slowest point of a planet’s orbit is al... Use the scenario to answer the question. A student is creating a table to describe our solar system.... Which of the following BEST describes the black hole status within the Milky Way? (1 point) Resp... What could nebulae be considered? (1 point) Responses “nests” for stars “nests” for stars... What will happen when the Andromeda galaxy and the Milky Way galaxy collide sometime in the next fiv... Which galaxy is the farthest-away that we’ve been able to see, also logically making it the oldest g... Why do astronomers use astronomical units (AU) instead of kilometers (km)?(1 point) Responses AU... Use this paragraph: In a scale model of the solar system, the sun is placed at the center and the pl...