MOON PLANETS MERCURY VENUS EARTH MARS JUPITER SATURN URANUS NEPTUNE PLUTO SPACECRAFT BODIES ASTEROIDS COMETS METEORS FACTS THE FOURTH PLANET THE SUN THE SEVENTH PROFILE HISTORY OF THE GOD THE PLANET PROBABLY NAME RED COLOR SOMETIMES THE RED INTERESTING THE ROMAN GOD MARS GOD AGRICULTURE BECOMING THE GREEK COLONIZING TERRAFORMING MARS PREFER THE MONTH PREHISTORIC TIMES OBSERVATORIES TELESCOPES FIND FAVORITE SCIENCE FICTION WRITERS THE SOLAR SYSTEM HUMAN FAMOUS CANALS SEEN LOWELL IMAGINARY BARSOOMIAN VISIT MARINER 4 VIKING LANDERS ENDING MARS PATHFINDER EXPEDITION ROVERS SPIRIT AND OPPORTUNITY DATA PHOENIX NORTHERN TO SEARCH ORBITERS RECONNAISSANCE MARS ODYSSEY MARS EXPRESS IN OPERATION ORBIT TEMPERATURE VARIATION C SUBSOLAR POINT APHELION AND PERIHELION MAJOR INFLUENCE AVERAGE MARTIAN SURFACE TEMPERATURES RANGE LITTLE AS 140 WINTER POLE ALMOST THE DAY SMALLER THAN SURFACE AREA THE LAND SURFACE AREA OF EARTH TERRAIN TERRESTRIAL PLANETS OLYMPUS MONS LARGEST MOUNTAIN RISING ABOVE DIAMETER CLIFF HUGE BULGE THE MARTIAN SURFACE 10 KM VALLES MARINERIS SYSTEM CANYONS DEEP HELLAS PLANITIA IMPACT CRATER SOUTHERN HEMISPHERE YOUNGER RIFT HILLS VISIBLE DETAIL THE HUBBLE SPACE TELESCOPE INFORMATION COMES SENT ANCIENT HIGHLANDS SOMEWHAT SIMILAR NORTHERN HEMISPHERE ELEVATION MUCH MORE COMPLEX CHANGE KILOMETERS SEEMS REASONS GLOBAL DICHOTOMY BOUNDARY UNKNOWN SPECULATE IMPACT MARS GLOBAL SURVEYOR NICE SHOWS THE INTERIOR THE SURFACE BULK STATISTICS SCENARIO DENSE CORE IN RADIUS ROCKY MANTLE DENSER THIN CRUST DENSITY THE OTHER FRACTION SULFUR ADDITION IRON IRON SULFIDE APPEARS LACK ACTIVE PLATE TECTONICS EVIDENCE RECENT MOTION FOLDED MOUNTAINS COMMON LATERAL PLATE FIXED POSITION SURFACE GRAVITY ACCOUNT CURRENT VOLCANIC ACTIVITY TECTONIC ACTIVITY SOMETIME CLEAR FLOODS RIVER SYSTEMS THE PAST SORT OF FLUID LIQUID WATER THE OBVIOUS POSSIBILITIES LAKES IMAGES TAKEN MINERALOLOGY RESULTS POINT EPISODES LONG AGO THE AGE CHANNELS NEARLY BILLION YEARS SHOW FROZEN SEA LIQUID RECENTLY MILLION YEARS AGO CONFIRMATION INTERPRETATION BIG DEAL RUNNING STRETCHING CRACKING THE CREATION THARSIS BULGE ALMOST ALL CARBON DIOXIDE UP TO CARBONATE ROCKS RECYCLE ATMOSPHERE CANNOT SUSTAIN GREENHOUSE EFFECT THEREFORE COLDER THE EARTH DISTANCE THE TINY AMOUNT PLUS NITROGEN ARGON TRACES OXYGEN WATER PRESSURE MILLIBARS OF EARTH ALTITUDE MILLIBAR ENOUGH SUPPORT STRONG WINDS VAST DUST STORMS ENTIRE RAISE MUCH LESS THAN TELESCOPIC OBSERVATIONS REVEALED PERMANENT ICE CAPS SMALL TELESCOPE KNOW THAT ICE SOLID EXHIBIT STRUCTURE LAYERS OF ICE CONCENTRATIONS DARK SUMMER LEAVING RESIDUAL LAYER BELOW SOUTHERN MECHANISM LAYERING CLIMATIC CHANGES RELATED CHANGES INCLINATION EQUATOR THE PLANE HIDDEN BELOW THE SURFACE SEASONAL EXTENT POLAR CAPS ATMOSPHERIC PRESSURE MEASURED VIKING LANDER OBSERVATIONS CONDITIONS VIKING MISSIONS DETAILS STSCI PERFORMED EXPERIMENTS DETERMINE THE EXISTENCE LIFE ON MARS AMBIGUOUS SCIENTISTS BELIEVE TINY DONE FUTURE SMALL NUMBER METEORITES SNC METEORITES BELIEVED DAVID MCKAY ANNOUNCED THOUGHT MIGHT BE MARTIAN MICROORGANISMS METEORITE ALH84001 THE MAJORITY THE SCIENTIFIC COMMUNITY ACCEPTED CONCLUSION WEAK MAGNETIC FIELDS EXIST REGIONS UNEXPECTED FINDING DAYS MARS ORBIT REMNANTS GLOBAL FIELD DISAPPEARED THE STRUCTURE INTERIOR HENCE THE POSSIBILITY IN THE NIGHT TIME UNAIDED EYE REWARDING TARGET AMATEUR TELESCOPE THREE OR FOUR MONTHS MARTIAN YEAR APPARENT SIZE BRIGHTNESS POSITION TO THE EARTH WEB SITES THE CURRENT IN THE SKY CHARTS PLANETARIUM SATELLITES CLOSE RADIUS SATELLITE DISCOVERER DATE PHOBOS HALL DEIMOS THE CENTER BEWARE MARS HOAX HIGH RESOLUTION MOSAIC PATHFINDER INFO PICTURES NASA NSSDC SEARCH PAST POSSIBLE RELIC BIOGENIC MARTIAN METEORITE DAVID PAGE OPINION GILBERT LEVIN THE QUESTION MARS METEORITE BACTERIAL REMAINS NAKHLA METEORITE MARS METEORITES OBSERVATION WILLIAM COMPLETE ONLINE BOOK THE GEOLOGICAL HISTORY OF LANL MARTIAN VOLCANOES CLOUDS COMPARATIVE TERRESTRIAL PLANET MARTIAN DUST STORM STORM ATLAS VIKING ORBITER SURFACE IMAGE MAP AREA EXPLORER THE ARMCHAIR ASTRONAUT ALBEDO FEATURES MALIN SPACE SCIENCE SYSTEMS ESSAYS MIKE LINKS HARTMUT CHAOTIC CLIMATE THE DAILY WEATHER REPORT RADIO SCIENCE TEAM STANFORD GLOBAL CLIMATE MODELING NOMENCLATURE TABLE THE ORIGINAL PERCIVAL LOWELL MISSION TO MARS CASE STUDY MARS EXPLORATION THE MARTIAN ELECTRONIC NEWSLETTER RATIONAL MICHAEL DUKE EXOBIOLOGICAL STRATEGY MARS MISSION LAUNCH CATALOG LINKING AMATEUR AND PROFESSIONAL OBSERVING COMMUNITIES OBSERVATIONAL MISSION RESOURCES THE MARS SOCIETY DRIVE THE FACE ON MARS ANALYSIS DEBUNKING RICHARD NONSENSE HAPPY FACE HIGHER IMAGE LOOK LIKE AT ALL IN THE MIND OF EDGAR RICE BURROUGHS PRINCESS OF MARS THE GODS OF MARS THE WARLORD OF MARS MAID THE WAR OF THE WORLDS STUDY GUIDE THE MARTIAN CHRONICLES STEP BEYOND REFERENCES IN POPULAR CULTURE AMATEUR ASTRONOMERS EXPECT LOTS OPEN HEMISPHERES WHAT IS IT PARTS VOLCANISM ON MARS CAUSED PATTERNS LOOK SO MUCH STREAM BEDS SUBTERRANEAN WORK THE LIST VIKING PROBES ELSEWHERE METEORIC NEEDS TO BE CONFIRMED SAMPLE RETURN MISS