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Astronomy Review

Across
Aside from mass, this also effects gravity and is the reason the moon orbits Earth, not the sun.
Large chunks of rock in space usually found between Mars and Jupiter.
The name of our galaxy.
These types of telescopes use mirrors to enhance images.
The first planet in the solar system.
These galaxies are sphere shaped and contain few planets.
This is observed as galaxies move further and further away, forcing light to stretch.
Everything, all time, space, matter, and energy that exist all make up the ____________.
The distance between the sun and Earth, used for describing distance in our solar system.
Usually small chunks of rock floating in space but heading toward Earth.
Spectroscopes help astronomers study the ___________ inside a star.
A natural satellite that orbits a planet, we have only one.
The planet that has more ________ will have more gravity.
Galaxies like these come in odd shapes.
Clouds of gas and dust where stars are formed.
Large balls of dust and ice with very elliptic orbits around the sun.
The largest planet in the solar system.
A sphere shaped object orbiting the sun that maintains its own center of gravity and has cleared out its orbit.
Down
Our galaxy is this type of galaxy.
Space probes have missions beyond Earth, for example, this type of probe explores the surfaces of objects like Mars.
An object that orbits a planet, most of the ones around Earth are use for relaying messages or information.
These types of telescopes use lenses to enhance images.
Astronomers believe our universe began with this.
Once a rock from space lands on Earth, it is called this.
The Hubble Space Telescope is an example of a space _____________.
The first four planets are rocky and are known as___________
These types of telescopes work in any weather.
Every 24 hours, the Earth spins once on its axis, completing one full ____________
The reason that the planets orbit the sun and moons orbit planets is due to this.
Every 365 days, the Earth makes one _____________ or orbit around the sun.
The total distance that light travels in one year.
The hottest planet in the solar system.
The last four planets are composed of mostly Hydrogen, Helium, and Methane and are known as ___________
Rocks burning up as they enter the atmosphere, also called shooting stars.
A moon of Jupiter is much more likely than Mars to hold life.
The only known planet that is capable of supporting life.