A lunar eclipse occurs when the Moon passes into the Earth's shadow. A solar eclipse occurs when the Sun, the Moon and the Earth are in line, and the Moon hides the Sun from our view. Galaxies are separated from each other by enormous stretches of empty space. These are different. Meteorites, on the other hand, are large enough to reach the ground without being destroyed.
Big ones produce craters.
The bright band of stars stretching across the night sky. Our Galaxy is sometimes called the Milky Way Galaxy. An area of dust and gas in space. A nearby star can make a nebula shine, either through reflected starlight, or because energy from the star makes the nebula itself glow. The plural is nebulae.