![LEGO on Twitter: "Let's take a trip back in time. ✌️ In the 80's and 90's, we released several Light & Sound System sets like this one from the Space theme (6990). LEGO on Twitter: "Let's take a trip back in time. ✌️ In the 80's and 90's, we released several Light & Sound System sets like this one from the Space theme (6990).](https://pbs.twimg.com/media/E_SSYBYWYAQHuvU.jpg)
LEGO on Twitter: "Let's take a trip back in time. ✌️ In the 80's and 90's, we released several Light & Sound System sets like this one from the Space theme (6990).
![LEGO 6990 FUTURON MONORAIL TRANSPORT SYSTEM Train Space Set from 1987 | Lego, Lego space, Lego trains LEGO 6990 FUTURON MONORAIL TRANSPORT SYSTEM Train Space Set from 1987 | Lego, Lego space, Lego trains](https://i.pinimg.com/originals/db/5e/04/db5e04f24584211f130cf760ff9391e8.jpg)
LEGO 6990 FUTURON MONORAIL TRANSPORT SYSTEM Train Space Set from 1987 | Lego, Lego space, Lego trains
![Thomie.ch | Thomas Schneider on Twitter: "@LEGO_Group My favourite space-themed #LEGO set is the monorail space train from my childhood currently set up in my home office! It's set no. 6990 from Thomie.ch | Thomas Schneider on Twitter: "@LEGO_Group My favourite space-themed #LEGO set is the monorail space train from my childhood currently set up in my home office! It's set no. 6990 from](https://pbs.twimg.com/media/EW9CNvUWAAIH4DY.jpg:large)
Thomie.ch | Thomas Schneider on Twitter: "@LEGO_Group My favourite space-themed #LEGO set is the monorail space train from my childhood currently set up in my home office! It's set no. 6990 from
![BrickLink - Set 6990-1 : LEGO Futuron Monorail Transport System [Space:Futuron] - BrickLink Reference Catalog BrickLink - Set 6990-1 : LEGO Futuron Monorail Transport System [Space:Futuron] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/SL/6990-1.png)
BrickLink - Set 6990-1 : LEGO Futuron Monorail Transport System [Space:Futuron] - BrickLink Reference Catalog
![ᐅ Used/PO Set ⇒ Lego 6990 Space Futuron Monorail Transport System / Galax Star Express from 1987 from Lego-Tim | PilotBrick.com ᐅ Used/PO Set ⇒ Lego 6990 Space Futuron Monorail Transport System / Galax Star Express from 1987 from Lego-Tim | PilotBrick.com](https://images.pilotbrick.net/images/user/listing/xl/lego-space-6990-futuron-monorail-transport-system-galax-star-express-von-1987-used-pre-owned-germany-koeln-tim-en-161505-mgony5ga.ccd.jpg)