Space Crossword Puzzle

the type of object we are on
what is the milky way
everything that exists
a celestial object consisting of ice and dust
a small piece of rock that has entered our atmosphere
a meteor that has entered and exited our atmosphere
a small object orbiting the sun
the center of every solar system
a collection of planets orbiting a star
the boundless 3D area that objects exist in
anything with mass
what keeps us grounded as opposed to floating
what galaxy contains our solar system
the star in our solar system
our planet
something heavenly
saturn has 53 of these and earth has one
the closest planet to the sun
earth's "twin"
the red planet
the largest known planet
the largest planet with rings
the planet that spins sideways
the furthest planet from the sun
what is known as the dwarf planet
the infinite progress of existence
the science of discovery
to revolve around a celestial object
one theory of creation
the study of space
the distance that light travels in a year
when the sun is blocked by the moon
in relation to the moon
most famous telescope
a device orbiting earth that sends information
Space X recently launched one
an optical instrument used to view objects in space
the star in our solar system
what occurs between stars
star that has exploded
a non luminous material thought to be in space
the center of every galaxy
one who trains to go to space
a collection of stars that form objects
a very small, dense star