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Topic: Mars

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In the News (Wed 17 Apr 19)

The southern hemisphere of Mars is predominantly ancient cratered highlands somewhat similar to the Moon.
Mars' thin atmosphere produces a greenhouse effect but it is only enough to raise the surface temperature by 5 degrees (K); much less than what we see on Venus and Earth.
Mars is a difficult but rewarding target for an amateur telescope though only for the three or four months each martian year when it is closest to Earth.
www.nineplanets.org /mars.html   (2243 words)

 Mars Introduction
Mars is the fourth planet from the Sun and is commonly referred to as the Red Planet.
The average recorded temperature on Mars is -63° C (-81° F) with a maximum temperature of 20° C (68° F) and a minimum of -140° C (-220° F).
One of the discoveries of the Mariner 9 spacecraft was that the south polar cap of Mars was made of thin layers or laminations of ice and sediment.
www.solarviews.com /eng/mars.htm   (2567 words)

 Life Beyond Earth - The Habitable Zone - Mars
Mars orbits the sun at an average distance of 228,000,000 kilometers from the Sun.
Mars has polar ice caps that grow and recede with the seasons and has evidence of water channels similar to those on Earth today.
Mars has several weak magnetic fields in various parts of the planet, probably left-overs of a global magnetic field from long ago.
www.pbs.org /lifebeyondearth/alone/mars.html   (629 words)

 Mars Exploration: Home
The arm of NASA's Phoenix Mars Lander released a handful of clumpy Martian soil onto a screened opening of a laboratory instrument on the spacecraft Friday, but the instrument did not confirm that any of the sample passed through the screen.
A view of the ground underneath NASA's Phoenix Mars Lander adds to evidence that descent thrusters dispersed overlying soil and exposed a harder substrate that may be ice.
Jan 17: It's the fourth anniversary of the Mars Exploration Rovers.
marsprogram.jpl.nasa.gov   (586 words)

 ABC News: Mars Lander Ready to Bake Some Dirt
In this image provided by NASA the Phoenix Mars Lander used its Robotic Arm during the mission's...
In this image provided by NASA the Phoenix Mars Lander used its Robotic Arm during the mission's 15th Martian day since landing Monday June 9, 2008 to test a "sprinkle" method for delivering small samples of soil to instruments on the lander deck.
Phoenix's first science experiment to heat the permafrost soil was delayed after it was discovered that virtually none of it passed through a screen to reach a miniature oven, one of eight aboard the spacecraft that will heat soil and sniff the resulting vapors for signs of life-friendly elements.
abcnews.go.com /Technology/wireStory?id=5049551   (590 words)

Mars is also mentioned as a chthonic god (earth-god) and this could explain why he became a god of death and finally a god of war.
According to some sources, Mars is the father of Romulus and Remus by the Vestal Ilia (Rhea Silvia).
Mars is portrayed as a warrior in full battle armor, wearing a crested helmet and bearing a shield.
www.pantheon.org /articles/m/mars.html   (444 words)

 IBM Research | IBM Research | security | MARS   (Site not responding. Last check: )
MARS was chosen as a finalist in the AES selection process.
MARS is a shared-key (symmetric) block cipher, supporting 128-bit blocks and variable key size.
High-Speed MARS Hardware by A.Satoh, N.Ooba, K.Takano and E.D'Avignon, to appear in the Third AES Conference.
domino.research.ibm.com /comm/research_projects.nsf/pages/security.mars.html   (337 words)

 MARS - Monterey Accelerated Research System - Home page
A cabled observatory like MARS removes those restrictions, allowing scientists to design new types of oceanographic equipment and study the ocean in new ways.
The MARS ocean observatory is intended as a testbed for the use of scientists and engineers who want to design and test instruments that will be used on other ocean observatories.
The MARS system is designed so that tools and protocols developed here will be readily transferable to other cabled observatories as they come on line.
www.mbari.org /mars   (494 words)

 Mars Exploration Rover Mission: Home
NASA's twin Mars rovers, nearing the third anniversary of their landings, are getting smarter as they get older.
Layers on Mars are yielding history lessons revealed by instruments flying overhead and rolling across the surface.
May 24: The Spirit rover found soil deposits on Mars that were formed by processes that require the presence of water.
marsrovers.jpl.nasa.gov /home   (399 words)

 CNN.com - Earth braces for Mars close encounter - Aug. 26, 2003
Mars, five times closer now than six months ago, will be 34.6 million miles away, its closest brush with Earth in about 60,000 years, according to calculations by international astronomers.
Mars won't pass closer to Earth until 2287, according to astronomers.
"Mars fever has caught, not only for amateur astronomers, who are getting their best look at the planet ever and that we'll ever have in our life, but also for professionals, as you know, with the [NASA] Mars Rovers and other spacecraft that are en route," said David Eicher, editor of Astronomy magazine.
www.cnn.com /2003/TECH/space/08/26/mars.closeup/index.html   (588 words)

 SPACE.com -- Mars to Get Closer than Ever in Recorded History in 2003
Mars recently emerged into the morning sky and has begun an orbital dance with Earth that will, over the next several months, lead to the best viewing opportunity since Neanderthals looked skyward.
All during the summer of 2002 Mars was pretty much out of view because of its proximity to the Sun.
On Aug. 28, 2003, Mars will be at "opposition," the moment when the Sun, Earth and Mars will form a straight line; since we are closer to the Sun than Mars, this is also when we are overtaking Mars in our respective orbits [graphic].
www.space.com /spacewatch/mars_preview_021108.html   (662 words)

 SPACE.com -- Mars Watch: Complete Viewing Guide
At the beginning of October, Mars will still glimmer at magnitude -2.04, still brighter than all stars, and at the end of the month it will be at -1.16, remaining easy to find.
The LMT for Mars rise is 10:11 p.m.
As an example, on August 27, when Mars arrives at its closest point to Earth, it will be blazing directly overhead (or very nearly so) for all those living near and along latitude 15.6ยบ south.
www.space.com /spacewatch/where_is_mars.html   (1418 words)

 CBC News In Depth: Space
Mars is the fourth planet from the sun and has often been called a sister planet to Earth.
Another intriguing hypothesis raised in January 2007 is that life on Mars could be found in a water-hydrogen peroxide mix as opposed to the salt-water mix that is the internal liquid of Earth-based living cells.
Mars is at its brightest when it's at "opposition" —; that is, when it's located opposite from the sun in our sky.
www.cbc.ca /news/background/space/mars_index.html   (2324 words)

 The Planets: Understanding Astrology - astrology.com
Mars is the action Planet of the Zodiac.
This Planet commands you (and yes, Mars does rule the military) to stand up, be noticed and get things done -- sitting on the sidelines belongs somewhere else in the heavens.
Mars rules our sexuality and sexual energy, and governs weapons, accidents and surgery (the last two illustrating the yin and yang nature of this Planet).
www.astrology.com /aboutastrology/interpreting/planets/mars.html   (254 words)

 Urban Legends Reference Pages: Mars Spectacular
Due to the way Jupiter's gravity tugs on Mars and perturbs its orbit, astronomers can only be certain that Mars has not come this close to Earth in the Last 5,000 years, but it may be as long as 60,000 years before it happens again.
Mars had another close encounter with Earth in in 2005, but that occurrence took place in October (not August), and the red planet appeared about 20% smaller than it did during similar circumstances in 2003.
Not until 2018 will our view of Mars be similar to the one that was available in 2003, and it won't be until the year 2287 that Mars will come closer to Earth than it did back in 2003.
www.snopes.com /science/mars.asp   (723 words)

 Mars overview   (Site not responding. Last check: )
A primary goal is to help students explore the similarity and differences between the weather of Mars and Earth, since these provide exciting and important science concepts related to numerous other fields: they also provide an excellent basis for understanding the methodology and nature of scientific inquiries.
The axis about which Mars rotates, is inclined approximately 23.98° to its orbital plane, compared to Earth's 23.44°, its day, called a sol, is 24.66 hours, and its year is 669 sols.
An important thing to remember is that the force of the wind is lower on Mars by about a factor of 10, compared to Earth due to its lower density.
www-k12.atmos.washington.edu /k12/resources/mars_data-information/mars_overview.html   (1995 words)

 Mars - Astronomy for Kids   (Site not responding. Last check: )
Mars, probably more than any of our solar system neighbors, has had, and continues to have, a very large impact on our social, scientific and cultural lives.
Throughout history, the appearance of Mars in the sky, with its somewhat ominous red color, has been interpreted as an omen that something important, and usually bad, was about to happen.
Mars is one of the first things people look at when they get their first telescope, and it can remain a favorite observation target for as long as they own the telescope.
www.dustbunny.com /afk/planets/mars   (1183 words)

 Shallow Sky -- Mars
I've also gotten excellent views of Mars through big dobsonian reflectors: although a clock drive is convenient for high magnification observations, don't let that stop you if you happen to have a dob.
That's one of the tricky parts of observing Mars, especially during this opposition when the polar cap is expected to be inconspicuous.
USGS Mars Maps and Globes This site has kits to download and build an excellent Mars globe from a PDF made from Mars Viking and Global Surveyor mosaics.
www.shallowsky.com /mars.html   (1915 words)

Mars Climate Orbiter - NASA attempted orbiter to Mars (1998)
Mars 3 - Soviet Mars orbiter and lander (1971)
Mars 2 - Soviet Mars orbiter and lander (1971)
nssdc.gsfc.nasa.gov /planetary/planets/marspage.html   (285 words)

 BBC - Science & Nature - Space - Mars
It's usually claimed that Mars was named after the Roman god of war because of its angry red colour.
Mars' red colour, though more pronounced when seen through a telescope, is still noticeable with the naked eye.
Mars is closer in temperature to Earth than any of the other planet in the Solar System.
www.bbc.co.uk /science/space/solarsystem/mars/index.shtml   (628 words)

 Jet Propulsion Laboratory: Planets
Mars, the fourth planet from the Sun and neighbor to Earth, catches our interest and imagination in scientific fact and fiction.
Satellite views taken by the Mars Global Surveyor show dried gullies, which may indicate that Mars had streams and shallow seas millions of years ago.
NASA's Mars Odyssey spacecraft, launched in April 2001, is on a mission to map the martian surface and learn about its minerals and elements, detect water and shallow buried ice, and study the radiation environment.
www.jpl.nasa.gov /solar_system/planets/mars_index.html   (271 words)

 Adobe Labs - Mars Project
The Mars Project was initiated by developers for developers to use with their existing tools and skills.
The Mars project was initiated to explore how XML and similar open standards could be used in ways that enable more developers to better integrate a PDF into existing and future applications and solutions.
Mars supports developers who want to leverage their XML tools and knowledge to create, manipulate and extract information from PDF documents.
labs.adobe.com /technologies/mars   (1063 words)

 Mars Reconnaissance Orbiter: Home
New observations from NASA's Mars Reconnaissance Orbiter indicate that the crust and upper mantle of Mars are stiffer and colder than previously thought.
Mars Phoenix lander on the northern Martian plains.
Mars' atmosphere is challenging scientists to explain complex, wind-sculpted landforms seen with unprecedented detail by NASA's Mars Reconnaissance Orbiter.
marsprogram.jpl.nasa.gov /mro   (539 words)

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