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What else can I help you with?
Length of planetary year?
It depends which planet you are on. On Earth an planetary year is 365 +/- days. On Saturn a single year is almost 30 earth years.
Which planet's day is closest in length to its year?
The planet Mercury has a day that is almost the same length as its year. Mercury's rotation period is about 59 Earth days, which is very close to its orbital period around the Sun of about 88 Earth days. This means that one day on Mercury is almost as long as one year on Mercury.
What planet has a year 248 earth years long?
The dwarf planet Pluto is the planet with a year 248 earth years long.
What planet has a year 280 earth years long?
The dwarf planet Haumea is the planet with a year 280 earth years long.
What planet has a year 310 earth years long?
The dwarf planet Makemake is the planet with a year 310 earth years long.
Which planet rotates more slowly than any other?
Venus (about once a year). Not Mars, it rotates almost as fast as Earth.
What planet has a day almost long then a year?
I`ll assume by a day you mean an Earth day (24 hours). Saturn rather !
If 1 Planet X year is the same as 500 earth years and the time proportions are the same as earth's how many earth hours are in a planet X's hours and how many earth days are in a planet X's days?
The ratio will always be the same so the answer will be 500 to both questions
How many earth days does it take for planet mercury to complete its revolution?
A Mercury 'year' is 88 earth days.
What planet has 29 day year?
No planet has. (Planet Saturn has a year lasting about 29 Earth years.)
Which planet has 84 earth days in a year?
The planet nearest to having this is Mercury.Actually, Mercury has nearly 88 Earth days in its year.Also, the planet Uranus has about 84 Earth Years in its year.
Is a year on Mars longer or shorter than an earth year?
Astronomers refer to a planet's orbital period as its year. On that basis Mars does have a longer year than Earth.
