Referring Clues

• "The War of the Worlds" base
• Either "M" of M&M's
• Olympus Mons's locale
• Pathfinder's locale
• Sojourner's resting place
• Olympus Mons site
• Where the Vikings landed
• Milky Way maker
• Global Surveyor's destination
• One of the worlds in "The War of the Worlds"
• Third-smallest of nine
• "Total Recall" setting
• Phobos orbits it
• Pathfinder's target
• Sci-fi setting
• "Invaders From ___" (1953 sci-fi)
• Viking's destination
• Maker of Twix and Starburst
• Pathfinder explored it
• Twix candy maker
• The Red Planet
• Snickers alternative
• Land of Opportunity?
• ___ rover
• Neighbor of Earth
• Deimos orbits it
• Home of the invaders in Wells's "The War of the Worlds"
• Viking landing site
• Location of Olympus Mons
• Planet in a 1938 radio "invasion"
• "Mission to ___" (2000 movie)
• Earth's outer neighbor
• Big name in candy bars
• "The War of the Worlds" world
• "Visiting team" in "War of the Worlds"
• Earth neighbor
• "War of the Worlds" world
• Where to find Utopia Plains
• Red planet
• "Total Recall" planet
• Bellicose Roman god
• Fourth rock from the sun
• "The War of the Worlds" home planet
• Where Spirit was a rover
• "Invaders From ___" (1953 sci-fi movie)
• Candy bar maker
• Roman god of war
• "___ Attacks!" (1996 Tim Burton movie)
• Jupiter neighbor
• Phoenix landing site, 2008
• Planet between Earth and Jupiter
• Pathfinder's destination
• Vikings explored it
• Octet member with the shortest name
• "The War of the Worlds" enemy
• Son of Juno
• Viking I destination
• Fourth of eight, now
• Common bar name
• Fourth planet
• Scratches up
• Deimos circles it
• Fourth planet from the Sun
• TV detective Veronica
• Astronomical neighbor
• Ares alias
• Planet beyond Earth
• Scratches, perhaps
• Nearby orb
• "War of the Worlds" world
• Where Viking 1 landed
• "War of the Worlds" foe
• God of war
• Noted candy company
• Vikings' landing site
• Where Vikings explored?
• Pathfinder's path
• Popular sci-fi site
• Snickers producer
• Sci-fi landing site, sometimes
• Where the Vikings landed?
• Big red planet
• Fourth in a celestial progression
• Global Surveyor subject
• Utopia Planitia setting
• Sci-fi landing site, perhaps
• Popular sci-fi locale
• Utopia Plains setting
• Where the Pathfinder landed
• Rover's home
• Milky Way creator
• Setting for many sci-fi films
• Company that produces Snickers
• Neighbor of Jupiter
• "War of the Worlds" foe
• Its tallest point is Olympus Mons
• Opening movement of Holst's "The Planets"
• Viking's landing place
• "Just the Way You Are" Grammy winner Bruno
• "The Sands of ___" (Arthur C. Clarke's first science fiction novel)
• Hershey rival
• Maker of 31-Across
• Lacus Solis locale
• "Grenade" singer Bruno
• Earth's neighbor
• Warring god
• 'War of the Worlds' world
• Pathfinder destination
• Ruins the veneer
• Rover's destination
• NASA destination
• 'The red planet'
• "The War of the Worlds" planet
• Planet fourth nearest to the sun
• Singer Bruno
• Curiosity destination
• Science fiction site
• "Curiosity" rover's destination
• "The War of the Worlds" foe
• Neighboring planet
• "Curiosity" probe's destination
• Site of the volcano Olympus Mons
• Heavy book
• Curiosity's planet
• Bar in a brown wrapper
• Romans' 16-Down
• Roman 18-Across
• Setting of the 2012 film "John Carter"
• Curiosity's destination
• Rover's turf
• Target of NASA's Rover mission
• Three rocks past Mercury
• Viking destination
• It orbits around the sun
• One of the planets
• Holst subject
• Twix maker
• Viking mission
• Blemishes
• Rover exploration site
• Where Spirit landed in 2004
• Rover's planet
• Curiosity's locale
• Where Curiosity landed
• Terra cimmeria setting
• Scratches
• Chocolate treat since 1932
• Where Curiosity roves
• Maker of Milky Way and Twix
• Men's home?
• Owner of Whiskas cat food
• Where men are from?
• Milky Way source
• Fourth of eight
• Damon's home in a 2015 film
• Nix Olympica's locale
• Where Vikings landed
• March, in Matane
• Where Matt Damon was stranded in a 2015 film
• Where modern-day Vikings explored
• Opportunity's on it
• Roman warmonger
• "The Red Planet"
• Uncle Martin's home planet on "My Favorite Martian"
• First "M" of M&M's
• Big name in bars
• Patron of Roman husbandmen
• Mount Olympus, at 72,000 feet, is its highest peak
• Flash gordon serial site
• "Just the Way You Are" singer Bruno
• A planet
• Defaces
• Opportunity's destination
• Planet next to Earth
• Spoils for the god of war
• Planet
• Company behind a candy stamped with "mad"
• Inner planet
• Matthew Sweet album "Blue Sky on ___"
• Where Jared Leto's going in "30 Seconds"
• Jared Leto's locale in "30 Seconds"?
• "War of the Worlds" invader
• Alt-rockers 30 Seconds to ___
• Damages - planet
• Spoils of war?
• Mum gets only half of hers, but it's heavenly
• Ruins something heavenly
• Married woman entertaining a neighbour
• Spoils something heavenly
• In grammar schools, it's astronomical!
• Bog briefly venerated by 10
• Spoils - planet
• Site of the 13-mile-high volcano Olympus Mons
• Injures - god of war
• Bar with little atmosphere?
• Spoils - heavenly body
• War god - chocolate bar - spoils
• Grammar school partly in ruins
• Olympus Mons location
• Neighbor of the asteroid belt
• Source of men?
• Planet explored by Calvin and Hobbes in "Weirdos From Another Planet!"
• Where Curiosity went
• Phoenix lander’s destination
• *"The Bringer of War"
• Regularly embarrass a neighbour of ours
• Food and consumer goods branding company based in Virginia, USA
• Global food giant spoils planet
• Dams releasing energy
• War god
• Site of at least five mountains taller than Everest
• 3 Musketeers maker
• It's heavenly in grammar schools
• Spoils of war?
• "The War of the Worlds" invader
• Bruno with 11 Grammys
• Planet near Earth
• Wild rams deified in ancient Rome
• Home to the 72,000-foot volcano Olympus Mons
• Counterpart of Venus
• "And here's to you, ___ Robinson ..."
• God spoils planet
• Warring world in War of the Worlds
• Planet visited by InSight
• One target of NASA's Mariner program
• "Finesse" singer Bruno
• Cassini Crater setting
• "That's What I Like" singer Bruno
• Grammar schools' remotely interesting subject of study
• Curiosity rover's planet
• Second-smallest planet
• What areology is the study of
• "___ Attacks!"
• Rover's territory
• "Veronica ___": teen drama starring Kristen Bell
• Makes a hash of something heavenly
• Damage
• Planned destination of the Rosalind Franklin rover
• Planet with polar ice caps
• M&M's maker
• "24K Magic" singer Bruno
• Olympus Mons setting
• Where Mark Watney grew potatoes in a 2015 film
• Rust-colored planet
• Home planet of many fictional aliens
• Singer Bruno who won six 2017 Grammy Awards
• Second-smallest of eight
• Spoils
• Destination of the rover Perseverance
• Inner planet that's farthest from the sun
• "Red planet" beyond Earth
• Spoils a masterly piece of verse
• Land of Opportunity?
• The fourth planet
• Snickers maker
• Astronomical spoils!
• Planet where Perseverance landed
• Perseverance rover's planet
• What two Vikings have explored
• Perseverance rover's location
• Damages
• Disfigures
• Fourth planet mentioned in "Interplanet Janet"
• What Phobos orbits
• Where the Zhurong rover landed
• Locale of the Perseverance rover
• See 14-Across
• Where the Spirit rover landed
• Perseverance's home
• Destination for NASA's Perseverance rover
• Planet near us
• "Stars on ___": reality show hosted by William Shatner
• "Uptown Funk" singer Bruno
• Home to the largest known volcano in the solar system
• Planet explored by the Opportunity rover
• Olympus Mons' planet
• Red rover home
• Planet simulated by NASA on Mauna Loa
• Rover's terrain
• Current locale of NASA's Perseverance rover
• Planet whose evening temperatures plunge to -200°F
• 2004 landing site for Spirit
• Planet entirely inhabited by robots
• Planet whose name is also a candy company
• Milky Way maker ... or Milky Way object
• Destination for 2025's ESCAPADE satellites
• Destination of NASA's Escapade mission
• *4th