Planet Mars Facts

1. Known as the Red Planet, Mars is characterized by its red, dusty landscape.

2. The atmosphere on Mars is very thin, composed mainly of carbon dioxide (95%), nitrogen (2.7%), and argon (1.6%), with traces of oxygen and water.

3. The orbital speed of Mars is 24.2 km per second.

4. Temperatures on Mars vary from a maximum of 0 degrees C (32 degrees F) to minimum -100 degrees C (-148 degrees F).

5. The diameter of the planet Mars is 6,785 km

6. A Mars year is equal to 686.98 Earth Days

7. A day in Mars is equal to 24.6 Earth Hours

8. Mars maximum distance from the Sun = 249 million km (155 million miles)

9. Mars is 35 million miles from Earth

10. Mars is the god of war in Roman mythology (Ares).

11. Mars has two small satellites named Phobos and Deimos.

12. Asaph Hall discovered both of Mars’ moons, Phobos and Deimos, in August 1877.

13. Mariner 4 – first successful flyby mission to Mars. Launched on November 28, 1964 and arrived at Mars on July 14, 1965.

14. Mariner 9 – first successful orbit of Mars. Launched May 30, 1971 and began orbit November 13, 1971.

15. Viking 1 – Successful orbit and landing on surface of Mars. Launched August 20, 1975 and arrived at Mars July 20, 1976.

16. If you weigh 100 lbs, your weight on Mars would be 38 lbs. (multiply your actual weight by 0.38)

132 Responses to “Planet Mars Facts”

  1. Sharon March 25th, 2010 at 7:26 pm

    Heyy Sistahh

  2. poop March 25th, 2010 at 9:04 pm

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  3. poop March 25th, 2010 at 9:04 pm

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  4. MIRANDA April 12th, 2010 at 11:21 pm

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  5. sam April 16th, 2010 at 9:14 am

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  6. taylor April 22nd, 2010 at 12:02 am

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  7. Yoda April 22nd, 2010 at 12:12 am

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  8. bob April 26th, 2010 at 5:58 pm

    umm hi

  9. hashbrown April 27th, 2010 at 5:01 pm

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  10. cole m. April 27th, 2010 at 9:59 pm

    i love mars…and apples

  11. MARISEL April 28th, 2010 at 9:56 pm

    HEHEHE MY FAVORITE PLANET!

  12. Gertrude April 29th, 2010 at 2:49 pm

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  13. alison April 30th, 2010 at 2:00 am

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  14. asfaar April 30th, 2010 at 3:52 pm

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  15. jordan May 11th, 2010 at 5:16 pm

    thanks needed it for school

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  16. david May 11th, 2010 at 5:49 pm

    no potassium

  17. coza May 13th, 2010 at 4:44 am

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  18. jada May 20th, 2010 at 1:43 pm

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  19. hay hay hay May 25th, 2010 at 6:41 pm

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  20. Zeliono May 28th, 2010 at 6:18 pm

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  21. bexie June 1st, 2010 at 2:17 pm

    this website is alright but it needs more facts the planets should have more facts as i need lots for my homework sorry but i have been on better websites that have got the same facts and even more i am not trying to sound mean i am just giving my point of view in because you asked for my comment so i have given mine

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  23. Noob June 7th, 2010 at 1:55 pm

    Very Eductional deserve a B. Nice WEbsite

  24. Hi June 7th, 2010 at 1:56 pm

    Very Eductional deserve a B. Nice WEbsite

  25. driller June 9th, 2010 at 9:23 am

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  26. driller June 9th, 2010 at 9:23 am

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  27. andrew lira June 11th, 2010 at 5:54 pm

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  28. jess June 15th, 2010 at 12:39 pm

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  29. khushi July 27th, 2010 at 11:25 am

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  30. Leo August 11th, 2010 at 11:31 am

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  32. TeeeeKaaay4orty7even September 9th, 2010 at 6:53 pm

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  34. ryan medall September 22nd, 2010 at 11:31 am

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  35. ryan medall September 22nd, 2010 at 11:33 am

    how doas mars get its name

  36. lant September 22nd, 2010 at 1:45 pm

    hey really educational.

  37. I. P. freely September 28th, 2010 at 2:01 pm

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  38. martina September 29th, 2010 at 8:31 pm

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  39. idfhged October 7th, 2010 at 4:50 pm

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  40. Fail man ! October 11th, 2010 at 2:55 pm

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  41. robert October 19th, 2010 at 5:29 pm

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  42. lilb November 2nd, 2010 at 9:27 pm

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  43. thtguybehindyou November 3rd, 2010 at 3:23 pm

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  46. Britney November 4th, 2010 at 4:43 pm

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  47. me November 4th, 2010 at 5:32 pm

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  51. nosa November 22nd, 2010 at 6:30 pm

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  52. tiger November 23rd, 2010 at 10:43 pm

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  53. Aagam November 25th, 2010 at 1:42 am

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  56. carol December 7th, 2010 at 3:38 am

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  57. meow December 17th, 2010 at 10:15 am

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  58. zozo December 20th, 2010 at 4:12 pm

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  61. cooldude January 23rd, 2011 at 10:30 am

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  67. bill February 3rd, 2011 at 7:49 pm

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  68. karly brown February 4th, 2011 at 4:49 pm

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  71. shawnee February 8th, 2011 at 9:02 pm

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  76. Yaseen, Mohammed February 21st, 2011 at 5:52 pm

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  78. weerdo March 9th, 2011 at 5:35 pm

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  79. loveangel March 19th, 2011 at 1:44 am

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  89. WEED March 30th, 2011 at 5:02 pm

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  90. I Wont Say My Name March 31st, 2011 at 8:03 pm

    1. Known as the Red Planet, Mars is characterized by its red, dusty landscape.

    2. The atmosphere on Mars is very thin, composed mainly of carbon dioxide (95%), nitrogen (2.7%), and argon (1.6%), with traces of oxygen and water.

    3. The orbital speed of Mars is 24.2 km per second.

    4. Temperatures on Mars vary from a maximum of 0 degrees C (32 degrees F) to minimum -100 degrees C (-148 degrees F).

    5. The diameter of the planet Mars is 6,785 km

    6. A Mars year is equal to 686.98 Earth Days

    7. A day in Mars is equal to 24.6 Earth Hours

    8. Mars maximum distance from the Sun = 249 million km (155 million miles)

    9. Mars is 35 million miles from Earth

    10. Mars is the god of war in Roman mythology (Ares).

    11. Mars has two small satellites named Phobos and Deimos.

    12. Asaph Hall discovered both of Mars’ moons, Phobos and Deimos, in August 1877.

    13. Mariner 4 – first successful flyby mission to Mars. Launched on November 28, 1964 and arrived at Mars on July 14, 1965.

    14. Mariner 9 – first successful orbit of Mars. Launched May 30, 1971 and began orbit November 13, 1971.

    15. Viking 1 – Successful orbit and landing on surface of Mars. Launched August 20, 1975 and arrived at Mars July 20, 1976.

    16. If you weigh 100 lbs, your weight on Mars would be 38 lbs. (multiply your actual weight by 0.38) These facts are soooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo cooooooooooooooooooooooooool It took me 2 hours to write it all down sooooooooooooooooooo coooooooooooooooooooooooooool

  91. jo jo April 11th, 2011 at 6:31 pm

    hey hey i love mars. i really wanna live there!!!!!!

  92. Guy April 12th, 2011 at 11:05 pm

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  93. Guy April 12th, 2011 at 11:06 pm

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  94. cp April 13th, 2011 at 3:59 pm

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  95. pablo sanchez April 15th, 2011 at 4:06 pm

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  97. idkkk April 28th, 2011 at 2:30 pm

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  98. faitho May 5th, 2011 at 4:10 am

    danks i really needed this for a big project on all of the planets

  99. lilprincess123 May 6th, 2011 at 12:47 pm

    school is fun but projects r boring

  100. destinylilmissy12 May 6th, 2011 at 12:50 pm

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  101. priyanka May 10th, 2011 at 4:08 pm

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  102. monica May 16th, 2011 at 4:33 pm

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  103. jim May 17th, 2011 at 9:05 pm

    this did not help

  104. So May 30th, 2011 at 10:12 pm

    Very useful!! and cool :) <3:)

  105. OLIVIA BIEBER August 4th, 2011 at 11:46 pm

    IM DOING A PROJECT CALLED PLANET DATA OR SOMETHING I NEED SOME INFO FOR IT

  106. RETRO XI August 24th, 2011 at 2:37 am

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  107. kat September 7th, 2011 at 5:19 pm

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  109. nora September 22nd, 2011 at 10:55 pm

    yoooo!!! mars is my planet!!! i think it’s where my brothers from

  110. nora September 22nd, 2011 at 10:56 pm

    McLovin’ Mars

  111. NipplesTheClown September 26th, 2011 at 12:07 am

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  112. jhonny perez September 26th, 2011 at 5:06 pm

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  113. jhonny perez September 26th, 2011 at 5:08 pm

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  118. girlcool November 8th, 2011 at 3:58 pm

    mars is cool looking its all red and stuff just look:)

  119. M@% November 9th, 2011 at 5:49 pm

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  123. Jake December 4th, 2011 at 10:12 pm

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  124. AJ HORSE December 13th, 2011 at 3:30 pm

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  129. Baby Princess January 9th, 2012 at 4:28 pm

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