The Galaxy we live in.
Milky Way
The center of a star or sun
core
purpose of the large solar arrays on the Hubble telescope
sunlight to energy or give it power
a ball of ice, gas, rock and dust that orbits the sun
comet
Theory of how the universe started
A large, dying star that has exploded
supernova
The part of a star/sun that we can see.
photosphere
year Hubble was launched
1990
space debris that hits the earth
Meteorite
Scientist that studies outer space
astronomer
The size the universe is becoming (smaller or larger)
larger
Burst of energy from the sun's surface
Solar flare
2 planets in our solar system with the most moons
Jupiter and Saturn
Name of area in the solar system that has comets
Kuiper Belt or Oort Cloud
Cluster of stars
Constellation
The force that pulls things toward itself
gravity
giant cloud of dust and gas
nebulae
A moon that is not in our solar system
exomoon
"shooting stars" or "falling stars"
meteors
the outermost part of the sun
corona
What a red giant becomes when it cools off
white dwarf
When the moon blocks the sun's light to Earth
Solar eclipse
A small object that orbits the sun with other objects in its path around the sun
dwarf planet
The age of the universe
14 billion years