Name the 8 planets in order
What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, & Pluto (sort of)
The inner planets are called this
What are terrestrial planets
The outer planets are called this
What are gas giants
The Earth's natural satellite
What is the moon
Pluto's surface is made up of this substance
What is rock & ice
Dark spots on the photosphere of the Sun
What are sunspots
This rotates once on its axis as it makes one revolution around Earth
What is the moon
This is the brightest object in the morning and evening skies
What is Venus
This object's huge mass exerts a strong gravitational pull that planets in line around it
What is the Sun
This planet is closest to the Sun
What is Mercury
The surface of the Sun
What is the photosphere
Each orbit that a planet makes around the Sun
What is a revolution
This refers to equal length of day or night
What is the equinox
This planet has the most violent weather
What is Neptune
Objects that orbit other space bodies are called this
What are satellites
The outermost part of the Sun
What is the corona
This planet is known for its Great Red Spot
What is Jupiter
What is Jupiter
The first man to walk on the Moon
Who is Neil Armstrong
The name for a research spacecraft sent outside Earth's orbit
What is a probe
The Sun's atmosphere
What is the chromosphere
This determines the seasons on Earth
What is the tilt of Earth as it revolves around the Sun
Name the two writers needed for a space object to be considered a planet
What is:
The year the Apollo mission is launched
What is 1969
The scientific name for the beginning of fall
What is the autumnal equinox