Solar system overview
planet
An object that orbits a star (sun), is large enough to have become rounded by its own gravity, and has cleared the area of its orbit.
dwarf planet
An object that orbits the sun and is spherical, but has not cleared the area of its orbit.
gas giants
Jupiter, Saturn, Uranus, Neptune
All gas giants have _________ around them.
Rings
Minor Bodies
Smallest objects of the solar system
Most of the mass in our solar system is contained in __________.
Sun
Astronomical Unit (AU)
the average distance between the earth and the sun
light year
the distance light travels in one year
How many draft planets do we have in our solar system?
5 dwarf planets
How many planets are in our solar system?
8 planets
Most of our solar system is ___________.
Empty space note: all of the solar system depictions are not drawn to scale
Gas giants are planets that are ____________ ____________ from the sun.
Further away
The 2 planets closest to the sun are extremely __________ and the plants on the right side of the earth is extremely ________.
Hot, cold
Why are moons not considered planets?
They orbit a plant and not the sun.
What are the 2 planets that Earths is sandwiched between?
Venus and Mars
Venus has a ___ atmosphere, which is mainly (>95%) made up of ___________.
thick, CO2
About how many moons does our solar system have?
~170 moons
