Jerry Coffey
Air on Mars
The air on Mars would kill a human quickly. The atmosphere is less than 1% of Earth's, so it would…
Does Mars Have Rings?
Recently, while discussing what she had learned in class, my daughter asked me: ''does Mars have rings?''. She is ten…
Volcanoes on Mars
There are many volcanoes on Mars. So many, that the planet is broken down into volcanic provinces for easier reference.…
Orbit of Mars
The orbit of Mars is the second most eccentric in the Solar System. Only Mercury's orbit is more eccentric. At…
Mars is Named After…
Mars is named after the Roman god of war. Many believe that ancient peoples associated Mars with bloodshed and war…
Diameter of Mars
The diameter of Mars is 6,792 km. That makes the Red Planet about 53% of the diameter of Earth. In…
Does Mars Have Seasons?
''Does Mars have seasons?'' is an easy question to answer. Yes, Mars has seasons. The planet experiences all four seasons…
How Cold is Mars?
How cold is Mars? Now, that is a fine question. The average temperature across the Martian surface is -63 C.…
How Far is Jupiter from Earth
The answer to "how far is Jupiter from Earth" can have a different answer every day of the year. The…
What is Jupiter Made Of?
Of all the Jovian related questions that we get here at Universe Today, what is Jupiter made of is one…