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Alien Moon Stalker

Alien Moon Stalker

6940-1·Space·1986·2 minifigs·75 parts

Used Avg
$120.91
New Avg
$917.95
Add to your inventoryScan the minifigs

About Alien Moon Stalker

Alien Moon Stalker (6940-1) is a LEGO Space set released in 1986, currently averaging $120.91 used on BrickLink. It comes with 2 minifigures worth a combined $14.52. The set has retired from retail, so secondary market is the only option. The full parts inventory runs 75 pieces.

Part-out value

The minifigures make up only 12% of this set's value ($14.52 out of $120.91). The bulk of the value is in the parts or the set being complete. Sell it as a complete set if possible.

Seller notes

  • Sealed copies sell for $917.95 vs $120.91 used — a 659% premium. If you have this set new in sealed box (NISB), price it accordingly.
  • This is a vintage set (1986). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Minifigures in Alien Moon Stalker (2)

Classic Space - Blue with Air Tanks
Classic Space - Blue with Air Tanks
sp004$9.01
Classic Space - Red with Air Tanks
Classic Space - Red with Air Tanks
sp005$5.52

Parts (75)

Minifigure, Utensil Control Panel
Minifigure, Utensil Control Panel
×2
Minifigure, Utensil Control Panel
Minifigure, Utensil Control Panel
Minifigure, Utensil Goblet
Minifigure, Utensil Goblet
×2
Brick 2 x 4
Brick 2 x 4
×2
Brick 2 x 2
Brick 2 x 2
×8
Brick 1 x 2
Brick 1 x 2
×5
Brick 1 x 4
Brick 1 x 4
×9
Plate 2 x 4
Plate 2 x 4
×3
Plate 2 x 3
Plate 2 x 3
×4
Plate 2 x 2
Plate 2 x 2
×7
Plate 1 x 2
Plate 1 x 2
×7
Plate 1 x 2
Plate 1 x 2
×2
Plate 1 x 1
Plate 1 x 1
×10
Plate 1 x 1
Plate 1 x 1
×6
Plate 4 x 12
Plate 4 x 12
Plate 4 x 4
Plate 4 x 4
Plate 2 x 8
Plate 2 x 8
×2
Plate 4 x 8
Plate 4 x 8
Slope 45 2 x 4
Slope 45 2 x 4
×2
Slope 45 2 x 2
Slope 45 2 x 2
×3
Slope 45 2 x 2 with Black Grille with 7 Vertical Lines Pattern
Slope 45 2 x 2 with Black Grille with 7 Vertical Lines Pattern
×4
Slope 45 2 x 2 with Computer Panel Pattern
Slope 45 2 x 2 with Computer Panel Pattern
Slope 45 2 x 1
Slope 45 2 x 1
×12
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×8
Tile 2 x 2
Tile 2 x 2
×4
Tile 2 x 2
Tile 2 x 2
×2
Tile 1 x 2 with Red and Black Buttons Computer Pattern
Tile 1 x 2 with Red and Black Buttons Computer Pattern
Tile 1 x 1
Tile 1 x 1
×4
Tile 1 x 1
Tile 1 x 1
×4
Slope 33 3 x 2 with Classic Space Logo Pattern
Slope 33 3 x 2 with Classic Space Logo Pattern
Engine, Smooth Small, 1 x 2 Side Plate with Axle Holders
Engine, Smooth Small, 1 x 2 Side Plate with Axle Holders
×2
Arm Piece Straight with 2 and 3 Fingers
Arm Piece Straight with 2 and 3 Fingers
×5
Plate 1 x 3
Plate 1 x 3
×8
Hinge Plate 2 x 4 with Articulated Joint - Male
Hinge Plate 2 x 4 with Articulated Joint - Male
×2
Hinge Plate 2 x 4 with Articulated Joint - Female
Hinge Plate 2 x 4 with Articulated Joint - Female
×2
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
×6
Technic, Brick 1 x 2 with Hole
Technic, Brick 1 x 2 with Hole
×4
Technic, Axle  6L
Technic, Axle 6L
×2
Plate 1 x 4
Plate 1 x 4
×4
Slope, Inverted 33 3 x 2 with Flat Bottom Pin without Connections between Studs
Slope, Inverted 33 3 x 2 with Flat Bottom Pin without Connections between Studs
×6
Plate 2 x 6
Plate 2 x 6
×5
Plate 2 x 10
Plate 2 x 10
Wedge, Plate 4 x 4 Wing Right
Wedge, Plate 4 x 4 Wing Right
×2
Wedge, Plate 4 x 4 Wing Left
Wedge, Plate 4 x 4 Wing Left
×2
Brick, Round 2 x 2 with Axle Hole
Brick, Round 2 x 2 with Axle Hole
×6
Brick, Round 2 x 2 with Axle Hole
Brick, Round 2 x 2 with Axle Hole
×2
Cone 2 x 2 x 2 - Open Stud
Cone 2 x 2 x 2 - Open Stud
×2
Cone 2 x 2 x 2 - Open Stud
Cone 2 x 2 x 2 - Open Stud
×2
Antenna 4H - Round Top
Antenna 4H - Round Top
×2
Brick, Modified 1 x 1 with 3 Loudspeakers / Space Positioning Rockets
Brick, Modified 1 x 1 with 3 Loudspeakers / Space Positioning Rockets
×2
Brick, Modified 1 x 1 with Headlight
Brick, Modified 1 x 1 with Headlight
×8
Plate, Modified 1 x 1 with Open O Clip Thin (Vertical Grip)
Plate, Modified 1 x 1 with Open O Clip Thin (Vertical Grip)
×4
Arm Grab Jaw Holder
Arm Grab Jaw Holder
Arm Grab Jaw
Arm Grab Jaw
×2
Hinge Plate 1 x 4
Hinge Plate 1 x 4
Container, Box 2 x 2 x 2 - Solid Studs
Container, Box 2 x 2 x 2 - Solid Studs
×2
Container, Box 2 x 2 x 2 Door with Slot
Container, Box 2 x 2 x 2 Door with Slot
×2
Glass for Window 4 x 4 x 3 Roof
Glass for Window 4 x 4 x 3 Roof
×4
Glass for Window 4 x 4 x 3 Roof
Glass for Window 4 x 4 x 3 Roof
×4
Windscreen 6 x 4 x 2 Canopy
Windscreen 6 x 4 x 2 Canopy
Cone 1 x 1
Cone 1 x 1
×2
Cone 1 x 1
Cone 1 x 1
×2
Cone 1 x 1
Cone 1 x 1
×2
Antenna Small Base with Black Lever (4592 / 4593)
Antenna Small Base with Black Lever (4592 / 4593)
×4
Antenna Small Base with White Lever (4592 / 4593)
Antenna Small Base with White Lever (4592 / 4593)
×2
Brick, Modified 1 x 2 x 2/3 with Studs on Sides and Extended Stud Receptacle
Brick, Modified 1 x 2 x 2/3 with Studs on Sides and Extended Stud Receptacle
×4
Plate, Modified 1 x 2 with Bar Arm Up (Horizontal Arm 6mm)
Plate, Modified 1 x 2 with Bar Arm Up (Horizontal Arm 6mm)
×2
Brick, Modified 2 x 2 with Pin and No Axle Hole
Brick, Modified 2 x 2 with Pin and No Axle Hole
×2
Dish 2 x 2 Inverted (Radar)
Dish 2 x 2 Inverted (Radar)
×2
Dish 2 x 2 Inverted (Radar)
Dish 2 x 2 Inverted (Radar)
×2
Window 4 x 4 x 6 Outward Sloping
Window 4 x 4 x 6 Outward Sloping
×4
Wedge, Plate 3 x 4 without Stud Notches
Wedge, Plate 3 x 4 without Stud Notches
×2
Panel 1 x 2 x 1
Panel 1 x 2 x 1
×4
Hose, Flexible  8.5L with (Same Color) Tabless Ends
Hose, Flexible 8.5L with (Same Color) Tabless Ends
×2
Arm Holder Brick 2 x 2 with 2 Rectangle Holes with Arm (792 / 794 / 795)
Arm Holder Brick 2 x 2 with 2 Rectangle Holes with Arm (792 / 794 / 795)

Common questions about Alien Moon Stalker

How much is LEGO Alien Moon Stalker (6940-1) worth?

Alien Moon Stalker sells for an average of $120.91 used and $917.95 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

What minifigures come in LEGO set 6940-1?

This set includes 2 minifigures: Classic Space - Blue with Air Tanks ($9.01), Classic Space - Red with Air Tanks ($5.52). The minifigures have a combined BrickLink value of $14.52. Each figure is linked above with individual pricing if you're looking to buy or sell specific characters.

Is it worth parting out LEGO Alien Moon Stalker?

The minifigures make up about 12% of the set value ($14.52 out of $120.91). Most of the value is in the complete set package, so selling it whole is likely the better move unless you have buyers lined up for specific figures.

Is LEGO Alien Moon Stalker (6940-1) retired?

Yes, Alien Moon Stalker was released in 1986 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my Alien Moon Stalker set is complete?

Use the parts list on this page to check every piece and all 2 minifigures. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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