Mars Mission Science Kit (45202-1) is a Learning at Home LEGO set released in 2026 with 933 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. This set includes 4 minifigures and 277 unique part types.
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Building instructions
4 official booklets — read on BrickID
Book 1 of 4 · US Letter Book 2 of 4 · US Letter Book 3 of 4 · US Letter Book 4 of 4 · US Letter
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Minifigures in Mars Mission Science Kit
Parts in this set
277 parts · page 1 of 6 · updating…
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Antenna 1 x 4 with Flat Top3957b · ×2 · Black -
Antenna 8H Whip2569 · ×1 · Black -
Arm Mechanical with 2 Clips [Battle Droid]30377 · ×4 · Light Bluish Gray -
Arm Mechanical with Clip [Thick Support]98313 · ×8 · Dark Blue -
Bar 1 x 12 with 1 x 2 Plate End with Solid Studs and 1 x 1 Round Plate End42445 · ×1 · Light Bluish Gray -
Bar 1 x 3 (Radio Handle, Phone Handset)6190 · ×1 · Dark Bluish Gray -
Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip]3484 · ×11 · Light Bluish Gray -
Bar 4L (Lightsaber Blade / Wand)30374 · ×4 · White -
Bar 4L (Lightsaber Blade / Wand)30374 · ×1 · Yellow -
Bar 5L with Handle (Friction Ram)87618 · ×1 · Black -
Bar Holder with Clip11090 · ×4 · White -
Bar Holder with Hole and Bar Handle23443 · ×17 · Dark Blue -
Bracket 1 x 2 - 1 x 299781 · ×4 · Dark Blue -
Bracket 1 x 2 - 1 x 2 Inverted99780 · ×4 · White -
Bracket 1 x 2 - 2 x 244728 · ×3 · White -
Bracket 1 x 2 - 2 x 2 Inverted99207 · ×2 · White -
Bracket 1 x 2 - 2 x 2 Inverted99207 · ×4 · Dark Blue -
Bracket 5 x 2 x 2 1/3 with Holes, Inside Stud Holder76766 · ×6 · White -
Brick 1 x 13005 · ×4 · Dark Turquoise -
Brick 1 x 13005 · ×2 · Trans-Light Blue -
Brick 1 x 23004 · ×1 · Dark Bluish Gray -
Brick 1 x 23004 · ×6 · Dark Blue -
Brick 1 x 23004 · ×10 · Coral -
Brick 1 x 2 x 2 with Inside Stud Holder3245c · ×2 · Dark Turquoise -
Brick 1 x 33622 · ×4 · White -
Brick 1 x 43010 · ×4 · Dark Blue -
Brick 1 x 63009 · ×2 · Dark Tan -
Brick 1 x 63009 · ×1 · White -
Brick 2 x 23003 · ×1 · Dark Bluish Gray -
Brick 2 x 23003 · ×12 · Dark Turquoise -
Brick 2 x 23003 · ×4 · Coral -
Brick 2 x 23003 · ×1 · White -
Brick 2 x 2 Corner2357 · ×4 · Dark Tan -
Brick 2 x 33002 · ×2 · Dark Blue -
Brick 2 x 43001 · ×1 · Dark Tan -
Brick 2 x 43001 · ×1 · Dark Blue -
Brick 2 x 43001 · ×9 · White -
Brick 2 x 43001 · ×11 · Coral -
Brick 2 x 62456 · ×2 · Dark Blue -
Brick 2 x 62456 · ×1 · Dark Bluish Gray -
Brick and Axle Separator v2.096874 · ×1 · Dark Turquoise -
Brick Curved 1 x 1 x 2/3 Double Curved Top, No Studs49307 · ×1 · Dark Turquoise -
Brick Round 1 x 1 Open Stud3062b · ×1 · Dark Blue -
Brick Round 2 x 2 Truncated Cone98100 · ×2 · Dark Turquoise -
Brick Round 2 x 2 with Axle Hole3941 · ×2 · Dark Blue -
Brick Round 2 x 2 with Axle Hole3941 · ×1 · Dark Turquoise -
Brick Round 2 x 2 with Axle Hole3941 · ×1 · Trans-Light Blue -
Brick Round Corner 4 x 4 Macaroni Wide with 3 Studs48092 · ×4 · White