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A planet needs to have a magnetic field in order to have auroras.

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Q: What does a planet need in order to have Auroras?
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Which planet is likely to have the most spectacular auroras?

jupiter... :)


Which planet below is likely to have the most spectacular auroras?

Jupiter


What causes auroras on the moon?

The moon has no atmosphere, so it has no auroras. Auroras need oxygen and nitrogen atoms to emit light when they are ionized when struck by solar wind particles.


Does Mars have Auroras?

Auroras are interactions of the planet's magnetic field with the solar wind, exciting particles in the upper atmosphere. Mars' atmosphere is thin and its field weak, so such interactions as there may be would not be visible.


Does a planet need an atmosphere to have weather?

Yes, a planet needs an atmosphere in order to have weather.


When were the Auroras discovered?

The auroras are the result of phenomena that have been going on since early in the formation of the atmosphere around the planet earth - consequently the first prehistoric travelers to the Arctic and near-arctic regions undoubtedly saw and marveled at them.


How do Auroras develop?

Auroras occur in the mesospere.


How do auroras appear in the night sky?

Auroras appears in the night sky by atoms and molecules. Auroras is lights in the sky.


Where in the solar system is auoras and how can you detect it on earth?

Auroras (note spelling) are a physical phenomenon which can be observed by eye around the polar regions of any planet with a magnetic field, such as the Earth, Jupiter and Saturn. They are caused by charged particles from the Solar Wind being trapped by the magnetic field of the planet and interacting with gas molecules in the planet's atmosphere. Auroras produce wispy threads of light in the upper atmosphere which can be seen at night in polar latitudes.


When was The Auroras of Autumn created?

The Auroras of Autumn was created in 1950-09.


How are sun dogs different to auroras?

Sun dogs are formed differently to auroras


What is the importance of auroras?

auroras are the northern lights, and that is a very important event in Alaska