Planets
Deep Sky Objects
Theories
Our Solar System
Misc
100
Name all of the planets in our Solar System
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
100
What major galaxy is considered our neighbor galaxy (aka, closest to us)?
Andromeda Galaxy
100
What is the Big Bang Theory?
The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature
100
What is the name of the asteroid belt located right outside of Neptune, filled with icy rocks, dust, and other matter?
Kuiper Belt
100
Which NASA mission was the first to land humans on the Moon?
Apollo 11
200
What element gives Mars its reddish appearance?
Iron
200
What is this nebula called?
Helix Nebula
200
What are white holes?
white hole is a hypothetical region of spacetime and singularity that cannot be entered from the outside, although energy, matter and light can escape from it.
200
What is the oort cloud?
The Oort cloud is a vast, spherical shell of icy bodies that surrounds the solar system and marks the edge of the Sun's gravitational influence
200
What is the name of the boundary around a black hole beyond which nothing, not even light, can escape?
Event Horizon
300
What was the first planet to be discovered with a telescope?
Uranus
300
What is a quasar?
Quasars are distant galaxies who have incredibly bright cores are that are powered by supermassive black holes.
300
What is the main theory about the Sun's death?
After about 5 billion years, it will run out of hydrogen fuel, expand into a red giant, and then collapse into a white dwarf.
300
What is the heliosphere?
The heliosphere is a giant, bubble-like region of space created by the Sun's solar wind, which acts as a protective shield for our solar system.
300
What is the name of the closest star system to the Sun?
Alpha Centauri
400
How many years ago was the Solar System formed?
4.6 Billion years ago
400
What is a dark nebula?
A dark nebula is a cloud of cosmic dust so dense it blocks visible light
400
What is the heat death of the universe?
The theory that the universe will eventually achieve maximum entropy, and will no longer be able to sustain thermodynamic processes.
400
What is the largest moon in the Solar System
Ganyemede (Jupiter)
400
In 1995, the Hubble Space Telescope captured a now-famous image showing a “deep field” view of thousands of distant galaxies. What is this image called?
Hubble Deep Field
500
How long does it take Neptune to orbit the Sun?
164 years
500
What is the largest globular star cluster known of in the Milky Way?
Omega Centauri
500
What is the zoo hypothesis in regards to extraterrestrial life?
The zoo hypothesis is a speculative theory that suggests extraterrestrial life is intentionally avoiding contact with Earth to allow for humanity's natural development, similar to how humans observe animals in a zoo
500
How many officially recognized dwarf planets are there in our solar system?
Five
500
What is the name of the effect where light from distant galaxies is stretched to longer wavelengths due to the expansion of the universe?
Cosmological Redshift