Mars

Astronomy Science 89 of 89 appearances
Practice Astronomy

"Mars" appearances by year

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All Astronomy clues by year

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# Clue Answer As Given Value Round Category Air Date Show
What appear to be trees on the surface of this planet are actually cascades of dark sand streaking its dunes Mars $400 DJ IT'S ASTRONOMICAL 2025-12-02 #9447
Weak gravity there has led to the tallest-known volcanoes in the solar system Mars DD $1,000 J THE PLANETS 2024-05-08 #9098
Gale Crater, found to have evidence of past water Mars $200 J FEATURES OF THE PLANET 2023-12-29 #9005
The ancient Romans named this planet after their god of war, perhaps because it resembles a drop of blood in the night sky Mars $600 DJ ON ANOTHER PLANET 2023-10-18 #17
About half the size of Earth, it has a 24.6-hour day Mars $200 J QUICK PLANETS 2023-05-05 #8865
It's the second smallest of the solar system's 8 major planets Mars $1,200 DJ ASTRONOMY 2022-06-13 #8661
A euphemism for the sphere of war:the Field of ____ Mars $400 J PLANET FILL IN 2021-11-03 #8503
Tried to kill visitor Matt Damon in a 2015 movie Mars $200 J PLANET SHAMING 2021-04-20 #8382
It's home to the solar system's highest mountain, Olympus Mons Mars $1,200 DJ PLANETARY EXTREMES 2020-12-07 #8296
Its year is 687 terrestrial days long Mars $2,000 DJ LET'S HAVE A PLANET 2020-05-18 #8216
With its gravity 38% of Earth's, astronauts on NASA's projected 2030s mission to this planet will weigh 2/3 less than here Mars $800 DJ THE SOLAR SYSTEM 2020-04-08 #8198
Like Earth, this planet has polar ice caps--the Planum Boreum & the Planum Australe Mars $400 DJ THE PLANETS 2019-05-06 #7986
In a Rob Zombie song, this "Needs Women", & apparently, they need to be "angry red women" Mars $2,000 DJ THE TITLE PLANET 2019-02-08 #7925
Its polar caps, which are believed to be carbon dioxide ice & water ice, grow in the winter & shrink in the summer Mars $400 J PLANETARY FACTS 2018-04-02 #7731
It rotates on its axis every 24 hours, 37 minutes Mars $600 J PICK A PLANET 2017-11-28 #7642
Images from Mariner 4 ended the myth of its canals Mars $200 J WHAT'S THAT PLANET? 2017-05-29 #7541
It has flowing water from time to time, NASA announced in 2015 Mars $200 J WHICH PLANET? 2016-02-29 #7246
Its frozen dry ice polar caps recede & advance with the planet's seasons Mars $600 J IT'S A PLANET 2014-07-25 #6890
Veronica ____, a TV sleuth Veronica Mars $200 J PLANET FILL-IN 2014-02-24 #6781
Giovanni Schiaparelli named several features on this planet &, in 1877, discovered "canali", or channels Mars $800 DJ ASTRONOMERS 2013-06-19 #6633
It has the solar system's deepest canyon Mars $2,000 DJ THE 8 PLANETS 2013-05-02 #6599
After Veronica; before Blackmon Mars $800 J WHERE IS THAT PLANET? 2013-01-10 #6519
The Greeks called this planet Ares Mars DD $2,000 J THE PLANETS 2012-07-31 #6432
Its volcano Olympus Mons is the highest mountain in the solar system Mars $600 J THE PLANETS 2011-10-14 #6225
Popular chocolate bar made in England since 1933 Mars $600 J ONE OF THE 8 PLANETS 2010-12-17 #6045
Its "day" is 24 hours & 39 minutes Mars $400 DJ PICK A PLANET 2010-01-01 #5825
Defaces Mars $1,000 J ALSO A PLANET 2009-01-08 #5604
Its moon Phobos orbits the planet in 7 hours, rises in the west, & sets in the east Mars $800 DJ SPACE 2008-02-15 #5400
In 2005 NASA experimented with a low-pressure greenhouse to grow plants on this carbon dioxide-rich planet Mars $1,600 DJ DID YOU PLANET THAT WAY? 2007-10-23 #5317
In December 2006 NASA announced that water may have flowed on this planet's surface within the past decade Mars $200 J THE SOLAR SYSTEM 2007-09-19 #5293
Instrument-laden rovers landed on this planet in 2004 Mars $800 DJ NAME THAT PLANET 2007-07-19 #5279
It has seasonal weather patterns & iron-rich minerals in the soil, giving it a distinct red color Mars $200 J WHAT PLANET ARE YOU FROM? 2006-10-05 #5074
Ares Vallis is one of the larger channels on the surface of this planet Mars $400 J THE SOLAR SYSTEM 2005-10-11 #4847
(Leroy Chiao, aboard the International Space Station, reads the clue.) On January 14, 2004 President Bush said the I.S.S. would focus on human biology in space, to prepare for a first visit to this planet Mars $400 DJ MAN IN SPACE 2005-09-20 #4832
The moon Phobos is only about the same distance from this planet as Chicago is from London Mars $1,200 DJ OTHER PLANETS' MOONS 2005-06-21 #4802
The name of Antares, a red giant star, means "the rival of" this planet Mars DD $1,000 J THE PLANETS 2004-12-03 #4660
It's the planet seen here Mars $800 DJ THE SOLAR SYSTEM 2004-05-28 #4555
In 2002 the Odyssey space probe determined ice lies just below the surface of this planet's poles Mars $1,200 DJ THE SOLAR SYSTEM 2004-01-01 #4449
This planet's day is almost exactly the same as ours--24 hours, 37 minutes Mars $1,000 J THE PLANETS 2003-04-14 #4296
I means "causes damage to" or "spoils the appearance of" Mars $400 DJ PLANET NAMES 2002-04-12 #4065
Winter in the northern hemisphere lasts about 150 days on this planet noted for its ice caps Mars $600 J THE OTHER PLANETS 2002-02-05 #4017
Planet whose symbol is seen here Mars $1,000 J THE PLANETS 2002-01-14 #4001
In July 1998 Japan launched Nozomi; it's set to reach this "Red Planet" in 2003 Mars $100 J THE PLANETS 2000-04-04 #3597
A camera orbiting this planet in March 1999 snapped a crater that resembles a "happy face" Mars $200 J ASTRONOMY 1999-09-15 #3453
Planet whose landscape is seen here Mars $300 J THE PLANETS 1998-11-24 #3272
After Earth, it's the planet whose day is closest to 24 hours long Mars $1,000 DJ ASTRONOMY 1998-07-13 #3211
Aries is ruled by this warlike planet named for the Roman god of war Mars $200 J ASTROLOGY 1998-05-12 #3167
Pathfinder is scheduled to land on this planet July 4, 1997 & dispatch a rover named Sojourner Mars $400 DJ ASTRONOMY 1997-06-26 #2969
In August 1996 NASA announced life may have existed on this planet, based on evidence from a meteorite Mars $200 J THE PLANETS 1997-04-10 #2914
British scientists announced that they had found organic material in a second meteorite from this planet Mars $400 DJ ASTRONOMY & SPACE 1997-02-07 #2870
A seismometer aboard the Viking 2 lander failed to detect any quakes on this red planet Mars $200 DJ ASTRONOMY 1997-01-27 #2861
In a 1908 book Percival Lowell proposed that its surface markings were irrigation canals Mars $100 J THE PLANETS 1996-10-01 #2777
The Snickers family Mars $200 J PLANET NAMES 1996-07-02 #2742
Antares, a red supergiant, may have been named for its resemblance in color to this planet Mars $200 DJ STARS & CONSTELLATIONS 1996-04-29 #2696
Meteorites believed to be from this "red planet" were found in Antarctica in the 1980s Mars $200 J THE PLANETS 1996-02-21 #2648
Hellas, an impact crater on this "Red" planet, is over 900 miles wide Mars $200 DJ THE PLANETS 1996-02-06 #2637
To the naked eye this planet appears as a bright red star Mars $300 J ASTRONOMY 1995-12-25 #2606
In 1965 a panel of scientists asserted it was entirely possible there is life on this planet Mars $600 DJ THE PLANETS 1995-12-04 #2591
As seen by the Viking spacecraft, the sky on this planet is pale pink Mars $200 J THE PLANETS 1995-06-26 #2506
American astronomer Asaph Hall discovered this planet's moons Phobos & Deimos Mars $400 DJ ASTRONOMY 1995-05-09 #2472
The moon nearest a planet in our solar system is Phobos, 5,800 miles away from this planet Mars $400 DJ ASTRONOMY 1995-03-23 #2439
The USSR sent Phobos 1 & 2 to this planet's moon Phobos but both probes were lost Mars $600 DJ THE PLANETS 1994-09-29 #2314
In August 1993 the Observer probe sent to study this planet was lost in space Mars $600 DJ ASTRONOMY 1994-05-11 #2243
Deimos, the outermost moon of this planet has an average diameter of only 7.8 miles Mars $300 J ASTRONOMY & SPACE 1994-03-22 #2207
Its equatorial canyons were named Valles Marineris after the Mariner craft that photographed them Mars $200 DJ THE PLANETS 1994-03-08 #2197
The Facts on File Dictionary of Astronomy has entries for this planet's polar caps & volcanos Mars $400 J ASTRONOMY 1993-12-10 #2135
The first Soviet spacecraft to land on it transmitted for 20 seconds; the first U.S. craft, for 6 years Mars $400 J THE PLANETS 1993-06-07 #2031
Olympus Mons, believed to be the largest volcano in the solar system, is located on this planet Mars DD $700 J ASTRONOMY 1993-05-12 #2013
In 1976 the Viking I lander found that this planet had an atmosphere of 95% carbon dioxide Mars $400 J THE PLANETS 1993-03-16 #1972
Areography is the study of the geography of this planet Mars $1,000 DJ ASTRONOMY 1993-02-17 #1953
American astronomer Asaph Hall discovered this planet's 2 moons in 1877 Mars $800 DJ THE PLANETS 1993-01-19 #1932
In a 1908 book, Percival Lowell proposed that the markings on this planet were irrigation canals Mars $200 DJ ASTRONOMY 1992-11-16 #1886
Oxidized iron in this planet's surface material gives it its reddish color Mars $200 DJ THE PLANETS 1992-09-10 #1839
In our solar system it's the outermost of the inner planets Mars DD $2,000 DJ ASTRONOMY 1992-03-30 #1756
Areology is the scientific study of this planet Mars FJ ASTRONOMY 1992-02-25 #1732
In 1719 this planet was so bright that some people mistook it for a red comet Mars $200 DJ ASTRONOMY 1991-12-04 #1673
According to the Information Please Almanac, it's the planet we know the most about after Earth Mars $200 DJ THE SOLAR SYSTEM 1991-10-02 #1628
Neighboring planet on which you'd find the 15-mile-high Volcano Olympus Mons Mars $600 DJ ASTRONOMY 1991-06-13 #1579
One theory holds that this planet's two moons are captured asteroids Mars $600 DJ THE PLANETS 1990-12-31 #1461
As can be seen thru a telescope, the sizes of this red planet's polar ice caps change with the seasons Mars $200 DJ ASTRONOMY 1990-11-07 #1423
Scorpio is ruled by this violent planet, which may explain why Scorpios are aggressive Mars $300 J ASTROLOGY 1990-10-05 #1400
This planet's reddish hue comes from the oxidized iron on its surface Mars $400 DJ THE PLANETS 1990-07-13 #1370
In 1971 Mariner 9 discovered a volcano on this planet rising 15 1/2 miles above the surface Mars $800 DJ THE PLANETS 1990-03-05 #1276
In January 1989 the Soviet probe Phobos II went into orbit around this planet Mars $400 J MAN IN SPACE 1989-07-05 #1133
Its moon Phobos is only 14 miles across, while its 2nd moon, Deimos, is even smaller Mars $200 DJ ASTRONOMY 1988-03-22 #827
Restudying data from Viking I, scientists believe this planet once had enough water to support life Mars $100 J ASTRONOMY 1986-03-21 #400
In a 1964 Christmas film, Pia Zadora played Girmar, a kid from this planet Mars $300 J THE PLANETS 1985-12-05 #324
Though not Communist, it's known as the red planet Mars $200 DJ ASTRONOMY 1984-11-05 #41
Only planet to have seasons similar to Earth's Mars $1,000 DJ ASTRONOMY 1984-09-12 #3
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