The distance light travels in one year.
What is a light-year?
This theory suggests the universe originated from an extremely hot and dense state.
What is the Big Bang theory?
To see Neptune in the night sky, you would use this device.
What is a telescope?
Charged particles interacting with the Earth's magnetic field and exciting gases to emit light describes this astronomical phenomenon.
What is auroras?
This zone is where conditions might support liquid water.
What is the habitable zone?
The measurement of the distance from Earth to the Sun.
What is an Astronomical Unit (AU)?
This radiation is residual evidence of the Big Bang.
What is cosmic microwave background radiation?
This planet is the 8th planet from the Sun.
What is Neptune?
The Big Dipper is known as this.
What is an asterism?
This represents how many extraterrestrial civilizations there are in our galaxy that could communicate via radio waves.
What is the Drake equation?
This is used to determine distances to nearby stars.
What is parallax?
This astronomer is most notably known for suggesting the heliocentric model.
Who is Nicolaus Copernicus?
This is the scientist responsible for the discovery of planetary motion.
Who is Johannes Kepler?
This is the portion of the Sun that is visible during a total solar eclipse.
What is the Corona?
This is a temporary benefit of going into space.
What is increase in height?
This indicates that a celestial object is moving away from the observer.
What is redshift?
This is a region of space with gravity so strong that nothing can escape it.
What is a black hole?
A small pebble sized rock that has survived burning through Earth's atmosphere and hits the surface is called this?
What is a meteorite?
This term refers to the alignment of three or more celestial bodies in space.
What is syzygy?
These factors make a planet habitable.
What is liquid water, basic building blocks of life, and an energy source?
This describes the point directly above an observer.
What is zenith?
These are the two possible outcomes for after the death of a high mass star.
What is black hole and neutron star?
This is why Pluto is not a planet.
What is it does not dominate its orbit?
This is the correct sequence of the moon phases (all 8).
What is new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, last quarter, waning crescent
This is what is theorized to be what brought water to Earth.
What are comets?