Inventory for 31378-1: Space Exploration Telescope
This set inventory has been obtained from LEGO Customer Services replacement parts page. It was retrieved on 1 January 2026 and contains 272 pieces.
Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.
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| Element | Image | Qty | Colour | Category | Design | Element name | Element in sets |
Element introduced in |
Design in sets |
Design introduced in |
|---|---|---|---|---|---|---|---|---|---|---|
| 242026 |
|
2 | Black | Plates | 2420 | CORNER PLATE 1X2X2 | 838 | 1991 | 5185 | 1991 |
| 243126 |
|
12 | Black | Plates | 2431 | FLAT TILE 1X4 | 1056 | 1993 | 7004 | 1991 |
| 302226 |
|
3 | Black | Plates | 3022 | PLATE 2X2 | 1638 | 1986 | 12097 | 1986 |
| 302326 |
|
6 | Black | Plates | 3023 | PLATE 1X2 | 2004 | 1991 | 17760 | 1981 |
| 346026 |
|
6 | Black | Plates | 3460 | PLATE 1X8 | 745 | 1992 | 4368 | 1981 |
| 4504382 |
|
5 | Black | Bricks | 54200 | ROOF TILE 1X1X2/3, ABS | 958 | 2006 | 6965 | 2004 |
| 4567436 |
|
4 | Black | Bricks | 85080 | BRICK 2X2W.INSIDE AND OUTS.BOW | 91 | 2004 | 656 | 2004 |
| 4613153 |
|
1 | Black | Bricks | 93273 | PLATE W. BOW 1X4X2/3 | 335 | 2012 | 2194 | 2011 |
| 4623113 |
|
5 | Black | Buildings & Furniture | 87618 | Function element MALE | 81 | 2011 | 232 | 2010 |
| 6024730 |
|
4 | Black | Bricks | 92947 | PROFILE BRICK Ø15.83 W. CROSS | 107 | 2013 | 700 | 2011 |
| 6053077 |
|
6 | Black | Bricks | 15068 | PLATE W. BOW 2X2X2/3 | 576 | 2014 | 4088 | 2014 |
| 6058118 |
|
1 | Black | Plates | 64799 | FRAME PLATE 4X4 | 126 | 2014 | 510 | 2009 |
| 6093525 |
|
3 | Black | Buildings & Furniture | 17715 | SHAFT 3M Ø3.2 | 368 | 2012 | 1405 | 2012 |
| 6133200 |
|
2 | Black | Plates | 22888 | 1/2 CIRCLE PLATE 4X8 | 57 | 2016 | 559 | 2016 |
| 6138173 |
|
2 | Black | Bricks | 11211 | BRICK 1X2 W. 2 KNOBS | 294 | 2016 | 2713 | 2012 |
| 6162892 |
|
1 | Black | Plates | 26603 | FLAT TILE 2X3 | 287 | 2016 | 1678 | 2016 |
| 6167800 |
|
2 | Black | Plates | 28620 | Plate Round 4X4 with Ø16mm hole | 76 | 2016 | 262 | 2014 |
| 6168646 |
|
9 | Black | Plates | 28626 | PL.ROUND 1X1 W. THROUGHG. HOLE | 525 | 2015 | 2921 | 2014 |
| 6187572 |
|
5 | Black | Bricks | 26604 | BRICK 1X1, W/ 2 KNOBS, CORNER | 115 | 2017 | 609 | 2017 |
| 6195325 |
|
2 | Black | Plates | 18674 | PLATE ROUND W. 1 KNOB | 250 | 2017 | 2257 | 2015 |
| 6196548 |
|
3 | Black | Plates | 32828 | PLATE 1X1 ROUND W/ HORIZONTAL 3.2 SHAFT | 374 | 2017 | 1136 | 2017 |
| 6252902 |
|
4 | Black | Bricks | 48092 | BOW 1/4 4X4X1 | 20 | 2019 | 364 | 2004 |
| 6306064 |
|
2 | Black | Vehicles & Transportation | 35442 | GEAR WHEEL 2X2, Z6 | 21 | 2020 | 72 | 2019 |
| 6315887 |
|
10 | Black | Connectors | 44873 | HOLDER Ø3.2 W/TUBE Ø3.2 HOLE | 209 | 2017 | 748 | 2016 |
| 6326681 |
|
1 | Black | Minifigure Accessories | 49752 | SKELETON ARM NO. 4 | 58 | 2017 | 186 | 2017 |
| 6330189 |
|
6 | Black | Plates | 44860 | PLATE 1X1 W. HOLDER | 240 | 2014 | 1344 | 2010 |
| 6331084 |
|
3 | Black | Minifigure Accessories | 66909 | HANDLE, NO. 2 | 52 | 2021 | 183 | 2020 |
| 6335317 |
|
2 | Black | Plates | 73825 | PLATE 1X1, W/ 1.5 PLATE 1X2, UPWARDS | 144 | 2021 | 824 | 2021 |
| 6335388 |
|
2 | Black | Plates | 44842 | PLATE 1X1 W. UP RIGHT HOLDER | 419 | 2016 | 2023 | 2010 |
| 6382697 |
|
3 | Black | Buildings & Furniture | 79128 | FRAME 1X2X2 | 57 | 2021 | 336 | 2021 |
| 6388352 |
|
2 | Black | Plates | 86996 | PLATE 1X1X2/3 | 113 | 2022 | 663 | 2022 |
| 6391688 |
|
1 | Black | Minifigure Accessories | 35485 | MINI ACCESSORY, NO. 5 | 14 | 2022 | 70 | 2018 |
| 6439039 |
|
2 | Black | Connectors | 3484 | STICK Ø 3.2 W/ HOLDER | 119 | 2023 | 478 | 2022 |
| 370826 |
|
1 | Black | Connectors | 3708 | CROSS AXLE 12M | 472 | 1981 | 535 | 1981 |
| 4177431 |
|
2 | Black | Vehicles & Transportation | 32270 | DOUBLE CONICAL WHEEL Z12 1M | 569 | 2002 | 622 | 2000 |
| 4512363 |
|
2 | Black | Connectors | 59443 | CROSS AXLE, EXTENSION, 2M | 490 | 2005 | 1905 | 2005 |
| 6089119 |
|
3 | Black | Connectors | 18651 | Cross axle 2m w. snap w. fric. | 641 | 2015 | 641 | 2015 |
| 6390379 |
|
2 | Black | Technic Beams | 14720 | BEAM I -FRAME 3X5 90 DEGR. HOLE Ø4.85 | 13 | 2022 | 137 | 2014 |
| 6451564 |
|
2 | Black | Vehicles & Transportation | 78442 | 1/4 CIRCLE, GEAR RACK 6X6 | 3 | 2023 | 5 | 2021 |
| 4666579 |
|
2 | Brick Yellow | Connectors | 6562 | CONNECTOR PEG/CROSS AXLE | 978 | 1995 | 1517 | 1990 |
| 6488494 |
|
1 | Brick Yellow | Technic Beams | 32474 | BALL 10.2, W/ CROSS HOLE | 7 | 2024 | 611 | 2001 |
| 243223 |
|
1 | Bright Blue | Plates | 2432 | CLAMP 1X2 | 153 | 1994 | 2021 | 1992 |
| 6469255 |
|
4 | Bright Blue | Bricks | 48092 | BOW 1/4 4X4X1 | 5 | 2024 | 364 | 2004 |
| 4206482 |
|
2 | Bright Blue | Connectors | 43093 | CONN.BUSH W.FRIC./CROSSALE | 2201 | 2002 | 2232 | 2002 |
| 6299413 |
|
2 | Bright Blue | Connectors | 42924 | CONNECTOR PEG W. FRICTION 3M | 547 | 2017 | 547 | 2017 |
| 6536559 |
|
8 | Bright Blue | Connectors | 42136 | 1/2 BUSH | 8 | 2025 | 857 | 2009 |
| 6482735 |
|
1 | Bright Bluish Green | Bricks | 59900 | NOSE CONE SMALL 1X1 | 7 | 2025 | 3274 | 2002 |
| 6295155 |
|
1 | Bright Bluish Green | Technic Beams | 32474 | BALL 10.2, W/ CROSS HOLE | 11 | 2020 | 611 | 2001 |
| 243221 |
|
1 | Bright Red | Plates | 2432 | CLAMP 1X2 | 172 | 1994 | 2021 | 1992 |
| 300321 |
|
1 | Bright Red | Bricks | 3003 | BRICK 2X2 | 603 | 1986 | 7576 | 1986 |
| 4142865 |
|
1 | Bright Red | Connectors | 32062 | 2M CROSS AXLE W. GROOVE | 1999 | 2000 | 2866 | 1993 |
| 4290714 |
|
1 | Bright Red | Technic Beams | 32474 | BALL 10.2, W/ CROSS HOLE | 121 | 2005 | 611 | 2001 |
| 243224 |
|
1 | Bright Yellow | Plates | 2432 | CLAMP 1X2 | 200 | 1994 | 2021 | 1992 |
| 6595303 |
|
1 | Bright Yellow | Technic Beams | 7343 | 1/2 SPHERE 5X5X3, W/ CROSS HOLE | 2 | 2025 | 4 | 2025 |
| 6133728 |
|
3 | Dark Azur | Plates | 3710 | PLATE 1X4 | 99 | 2016 | 12348 | 1981 |
| 6151659 |
|
1 | Dark Azur | Plates | 3069 | FLAT TILE 1X2 | 92 | 2016 | 9898 | 1991 |
| 6210227 |
|
3 | Dark Azur | Plates | 3460 | PLATE 1X8 | 26 | 2018 | 4368 | 1981 |
| 6446031 |
|
5 | Dark Azur | Bricks | 73230 | BRICK 1X1, W/ CROSS HOLEÂ Â Â Â Â | 9 | 2023 | 483 | 2021 |
| 6523387 |
|
1 | Dark Azur | Bricks | 11211 | BRICK 1X2 W. 2 KNOBS | 8 | 2025 | 2713 | 2012 |
| 6396480 |
|
1 | Dark Azur | Vehicles & Transportation | 69779 | GEAR WHEEL Z20 | 28 | 2022 | 28 | 2022 |
| 6412745 |
|
1 | Dark Azur | Technic Beams | 32474 | BALL 10.2, W/ CROSS HOLE | 9 | 2022 | 611 | 2001 |
| 6170420 |
|
1 | Dark Stone Grey | Buildings & Furniture | 28921 | STICK 6M W/FLANGE | 93 | 2014 | 896 | 2010 |
| 6364352 |
|
3 | Dark Stone Grey | Connectors | 67692 | 3.2 SHAFT W/ 5.9 BALL | 195 | 2017 | 229 | 2017 |
| 6005331 |
|
3 | Dark Stone Grey | Connectors | 10197 | BEAM 1M W. 2 CROSS AXLES 90° | 155 | 2012 | 303 | 2012 |
| 6475314 |
|
1 | Dark Stone Grey | Technic Beams | 3167 | BEAM U-FRAME, 2X3, NO. 1 | 22 | 2024 | 24 | 2024 |
| 6023154 |
|
4 | Earth Blue | Plates | 30565 | PLATE 4X4, 1/4 CIRCLE | 31 | 2013 | 888 | 2001 |
| 6573537 |
|
1 | Light Nougat | Bricks | 6908 | SPHERE 1X1, NO. 1 | 2 | 2026 | 33 | 2025 |
| 6138571 |
|
2 | Medium Azur | Plates | 22888 | 1/2 CIRCLE PLATE 4X8 | 51 | 2017 | 559 | 2016 |
| 4515369 |
|
6 | Medium Stone Grey | Plates | 60478 | PLATE 1X2 W/SHAFT Ø3.2 | 360 | 2008 | 2217 | 2008 |
| 6028813 |
|
3 | Medium Stone Grey | Bricks | 11477 | PLATE W. BOW 1X2X2/3 | 367 | 2014 | 4876 | 2013 |
| 6307999 |
|
3 | Medium Stone Grey | Plates | 51138 | TECHNIC ROTOR, 3 BLADES | 30 | 2012 | 42 | 2012 |
| 6408168 |
|
2 | Medium Stone Grey | Technic Beams | 2393 | BEAM 3 MODULE, W/ 4.85 BUSH, NO. 1 | 37 | 2023 | 56 | 2023 |
| 6159763 |
|
1 | Reddish Brown | Connectors | 15462 | CROSS AXLE 5M WITH END STOP | 382 | 2017 | 502 | 2014 |
| 6429708 |
|
2 | Transparent | Plates | 52738 | PLATE 1X1 W/HOLDER VERTICAL | 20 | 2023 | 1004 | 2010 |
| 6551130 |
|
1 | Transparent | Bricks | 35319 | DOME Ø32 | 2 | 2025 | 8 | 2017 |
| 6555880 |
|
1 | Transparent | Power Functions | 38625 | FX LIGHT 2X3X1 1/3, YELLOW | 5 | 2024 | 43 | 2016 |
| 6207933 |
|
2 | Warm Gold | Miscellaneous | 99563 | GOLD INGOT | 205 | 2010 | 1548 | 2010 |
| 6286094 |
|
1 | Warm Gold | Minifigure Accessories | 35485 | MINI ACCESSORY, NO. 5 | 28 | 2020 | 70 | 2018 |
| 300501 |
|
2 | White | Bricks | 3005 | BRICK 1X1 | 1082 | 1992 | 7815 | 1991 |
| 302401 |
|
4 | White | Plates | 3024 | PLATE 1X1 | 1036 | 1986 | 8418 | 1986 |
| 306201 |
|
1 | White | Bricks | 3062 | ROUND BRICK 1X1 | 537 | 1992 | 5074 | 1980 |
| 4194010 |
|
1 | White | Bricks | 30361 | ROUND BRICK 2X2X2 | 29 | 2003 | 129 | 2000 |
| 4515347 |
|
1 | White | Plates | 60474 | PLATE 4X4 ROUND W. SNAP | 220 | 2008 | 1696 | 2008 |
| 4547489 |
|
2 | White | Bricks | 85984 | ROOF TILE 1 X 2 X 2/3, ABS | 661 | 2009 | 5210 | 2009 |
| 4567449 |
|
28 | White | Bricks | 85080 | BRICK 2X2W.INSIDE AND OUTS.BOW | 144 | 2008 | 656 | 2004 |
| 4626882 |
|
1 | White | Bricks | 47905 | BRICK 1X1 W. 2 KNOBS | 74 | 2011 | 718 | 2004 |
| 4649167 |
|
1 | White | Bricks | 98100 | 2X2 ROUND,SLOPE BRICK W. KNOB | 95 | 2013 | 432 | 2013 |
| 6210272 |
|
1 | White | Plates | 35480 | PLATE 1X2, ROUNDED, NO. 1 | 335 | 2018 | 2808 | 2018 |
| 6218899 |
|
1 | White | Bricks | 17485 | BRICK 2X2 ROUND WITH HOLE Ø4,85 | 52 | 2018 | 200 | 2015 |
| 6249552 |
|
5 | White | Buildings & Furniture | 35402 | WALL 1/2 CIRCLE, 2X4X2 W/ CUTOUT | 14 | 2018 | 82 | 2017 |
| 6284572 |
|
1 | White | Plates | 35381 | FLAT TILE 1X1, ROUND | 230 | 2017 | 2641 | 2014 |
| 6312480 |
|
1 | White | Bricks | 67329 | BRICK 1X2X1 2/3, W/ 8 KNOBS | 62 | 2021 | 374 | 2020 |
| 6392162 |
|
2 | White | Plates | 28620 | Plate Round 4X4 with Ø16mm hole | 22 | 2022 | 262 | 2014 |
| 6469041 |
|
2 | White | Minifigure Accessories | 28619 | STAR SYMBOL STAR W/TUBE AND HOLE ø1.5 | 11 | 2024 | 174 | 2014 |
| 6499714 |
|
2 | White | Plates | 79491 | PLATE 2X2, 1/4 CIRCLE, W/ CUT OUT | 25 | 2024 | 197 | 2021 |
| 6536567 |
|
2 | White | Miscellaneous | 27448 | TURNTABLE 2X2, FEMALE | 37 | 2021 | 186 | 2019 |
Colour summary
| Colour | Unique | Total |
|---|---|---|
| Black | 39 | 134 |
| Brick Yellow | 2 | 3 |
| Bright Blue | 5 | 17 |
| Bright Bluish Green | 2 | 2 |
| Bright Red | 4 | 4 |
| Bright Yellow | 2 | 2 |
| Dark Azur | 7 | 15 |
| Dark Stone Grey | 4 | 8 |
| Earth Blue | 1 | 4 |
| Light Nougat | 1 | 1 |
| Medium Azur | 1 | 2 |
| Medium Stone Grey | 4 | 14 |
| Reddish Brown | 1 | 1 |
| Transparent | 3 | 4 |
| Warm Gold | 2 | 3 |
| White | 18 | 58 |
| Total | 96 | 272 |
Category summary
| Category | Unique | Total |
|---|---|---|
| Bricks | 25 | 86 |
| Buildings & Furniture | 5 | 17 |
| Connectors | 13 | 40 |
| Minifigure Accessories | 5 | 8 |
| Miscellaneous | 2 | 4 |
| Plates | 33 | 99 |
| Power Functions | 1 | 1 |
| Technic Beams | 8 | 10 |
| Vehicles & Transportation | 4 | 7 |
| Total | 96 | 272 |