Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Universe Terms
Document related concepts
Physical cosmology wikipedia , lookup
International Ultraviolet Explorer wikipedia , lookup
Rare Earth hypothesis wikipedia , lookup
Planets beyond Neptune wikipedia , lookup
Aquarius (constellation) wikipedia , lookup
Astrobiology wikipedia , lookup
Dyson sphere wikipedia , lookup
Corvus (constellation) wikipedia , lookup
Hubble Deep Field wikipedia , lookup
History of Solar System formation and evolution hypotheses wikipedia , lookup
Extraterrestrial life wikipedia , lookup
IAU definition of planet wikipedia , lookup
Stellar evolution wikipedia , lookup
Malmquist bias wikipedia , lookup
Stellar kinematics wikipedia , lookup
Planetary system wikipedia , lookup
Solar System wikipedia , lookup
Chronology of the universe wikipedia , lookup
H II region wikipedia , lookup
Planetary habitability wikipedia , lookup
Observational astronomy wikipedia , lookup
Definition of planet wikipedia , lookup
Outer space wikipedia , lookup
Formation and evolution of the Solar System wikipedia , lookup
Transcript
1/30/17 What the Heck is Out There in Space, Anyways? 1 1/30/17 • Planet – • 1. An object that orbits the sun. • 2. Is big enough to be nearly rounded. • 3. Clears the neighborhood – pushed everything out of the way 2 1/30/17 • Solar System – Planets and other objects orbiLng a star • Stars – a very large sphere of burning gas powered by hydrogen fusion. • What other objects does this include? 3 1/30/17 4 1/30/17 • Galaxy – A group of millions or billions of stars held together by gravity 5 1/30/17 • GalacLc Clusters – Large groups of galaxies held together by gravity 6 1/30/17 7 1/30/17 • Universe – Everything, buddy. • (All maXer, space, energy, and Lme) 8
