In 1984, LEGO released 8 Space Classic sets, all of these sets have been retired. For that year, the total price of all retail sets cost $113, today those sets are valued around $5,548, a growth of 4813%.
Most valuable 1984 LEGO Space Classic set
6971 Inter-Galactic Command Base $2,077.54
Highest growth 1984 Space Classic set
6804 Surface Rover +24527.27%
Most owned 1984 Space Classic set
6824 Space Dart-I
8 sets

6804 Surface Rover

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 21 / 1
Availability Retired
6804 LEGO Surface Rover
Retail $0.99
Value $243.81
Growth  +24527.3%
Annual growth 14.0%

6824 Space Dart-I

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 48 / 1
Availability Retired
6824 LEGO Space Dart-I
Retail $4.49
Value $203.72
Growth  +4437.2%
Annual growth 5.1%

6846 Tri-Star Voyager

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 69 / 1
Availability Retired
6846 LEGO Tri-Star Voyager
Retail $4.49
Value $225.00
Growth  +4911.1%
Annual growth 4.4%

6871 Star Patrol Launcher

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 70 / 2
Availability Retired
6871 LEGO Star Patrol Launcher
Retail $7.49
Value $412.07
Growth  +5401.6%
Annual growth 7.2%

6881 Lunar Rocket Launcher

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 97 / 1
Availability Retired
6881 LEGO Lunar Rocket Launcher
Retail $9.99
Value $478.87
Growth  +4693.5%
Annual growth 5.7%

6928 Uranium Search Vehicle

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 199 / 2
Availability Retired
6928 LEGO Uranium Search Vehicle
Retail $19.99
Value $613.64
Growth  +2969.7%
Annual growth 8.5%

6951 Robot Command Center

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 295 / 3
Availability Retired
6951 LEGO Robot Command Center
Retail $29.99
Value $1,293.08
Growth  +4211.7%
Annual growth 6.3%

6971 Inter-Galactic Command Base

Theme / Subtheme Space / Classic
Year 1984
Pieces / Minifigs 328 / 3
Availability Retired
6971 LEGO Inter-Galactic Command Base
Retail $35.49
Value $2,077.54
Growth  +5753.9%
Annual growth 5.8%