A shift in wavelength that shows and object moving closer or farther away from an observer.
What is the Doppler Effect?
A galaxy that does not have an ordered form to it.
What is an irregular galaxy?
A cloud of dust and gas in which a star forms.
What is a nebula?
Planets found outside of our solar system.
What is an exoplanet?
The brightest star in the night sky.
What is Sirius?
And object in the universe is shown to be moving closer to Earth.
What is blue shift?
The Milky Way is an example of this type of galaxy.
What is a spiral galaxy?
An area of very high gravity that does not emit light.
What is a black hole?
The telescope used to locate exoplanets.
What is Kepler?
The star that stays relatively motionless in our night sky.
What is Polaris/north star?
Red Shift and Cosmic Radiation are evidence of this theory.
What is the Big Bang Theory?
Earth's nearest galaxy neighbor.
What is the Andromeda Galaxy?
This spectral class (letter) of star is the hottest.
What is an O class star?
The main reason scientists started looking for exoplanets.
What is locating habitable/Goldilocks zone/Earth-like planets?
The seven sisters/maidens.
What is Pleiades?
13.7 billion years ago.
When was the Big Bang is theorized to have occurred?
The cluster that the Milky Way belongs to with 32 other galaxies.
What is the Local Group Cluster?
The stage of a star's evolution after it is a main-sequence star.
This is measured to determine the existence of exoplanets.
What is star brightness/luminosity/transit method?
The 12 constellations that travel around the Earth's elipitic.
What is the zodiac?
The rapid expansion of the universe in the first few moments after the Big Bang.
What is inflation?
What is an elliptical galaxy?
Hydrogen and Helium
What is the most common elements in stars?
Size of planet and time of orbit.
What are two things that can be determined about exoplanets?
The right shoulder of Orion.
What is Betelgeuse?