Our Solar System
Stars!
What's out there?
Astronomy
Famous Astronomers
100
The dwarf planet that lost its planethood in 2006
What is Pluto?
100
The name of the star closest to Earth
What is the Sun?
100
a large grouping of stars
What is a galaxy?
100
the time it takes a planet to complete one orbit
What is a Year?
100
made the geocentric model
Who is Ptolemy?
200
the planet with the most acid rain
What is Venus?
200
A star's death by explosion
What is a supernova?
200
a highly magnetized, rotating neutron star that emits a beam of electromagnetic radiation
What is a Pulsar?
200
the time it takes a planet to complete one revolution
What is a day?
200
made the first accepted heliocentric model
Who is Copernicus?
300
an event in which the shadow of the Earth falls on the moon
What is the lunar eclipse ?
300
Forms out of the death of a massive star
What is a blackhole?
300
flashes of gamma rays associated with extremely energetic explosions in distant galaxies
What are Gamma Ray Bursts?
300
something that orbits another object
What is a satellite?
300
invented physics and calculus
Who is Newton?
400
the average distance between the Sun and the Earth
What is 93,000,000 ?
400
A small to medium sized star that expands and cools once it runs out of hydrogen fuel
What is a red giant?
400
a galaxy with no defined shape
What is an Irregular Galaxy?
400
the unit of measurement used in the solar system
What is an Astronomical Unit?
400
stared at the sun and died blind because of it
Who is Galileo?
500
The place outside the solar system where comets are believed to be formed
What is the Oort Cloud ?
500
The closest star to our solar system
What is Alpha Centauri?
500
the largest star known
What is VY Canis Majoris?
500
the distance light travels in a year
What is 6 trillion miles?
500
teaches cosmology at SEEDS Summer Challenge
Who is Andy?
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