🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.47 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.7

Radius: 10.8

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.53 AU - 3.33 AU

Year: 3402 Days

Day: 14 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,694,328 km

• M1: 134,488 km (0.118 R)
• M2: 500,255 km (0.104 R)
• M3: 2,491,104 km (0.093 R)
• M4: 2,906,986 km (0.095 R)
• M5: 4,814,658 km (0.106 R)
• M6: 5,157,536 km (0.094 R)
• M7: 6,817,325 km (0.1 R)
• M8: 8,381,370 km (0.063 R)
• M9: 9,099,290 km (0.068 R)
• M10: 13,703,015 km (0.117 R)
• M11: 18,927,871 km (0.102 R)
• M12: 19,600,463 km (0.063 R)
• M13: 22,114,156 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.6

Radius: 8.5

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.19 AU - 3.55 AU

Year: 4196 Days

Day: 10.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,694,328 km

• M1: 105,766 km (0.107 R)
• M2: 490,980 km (0.03 R)
• M3: 922,121 km (0.028 R)
• M4: 1,938,788 km (0.065 R)
• M5: 3,035,191 km (0.083 R)
• M6: 3,404,997 km (0.117 R)
• M7: 5,114,302 km (0.031 R)
• M8: 5,900,738 km (0.085 R)
• M9: 7,398,961 km (0.063 R)
• M10: 9,214,780 km (0.087 R)
• M11: 9,825,439 km (0.067 R)
• M12: 10,462,875 km (0.056 R)
• M13: 10,947,572 km (0.102 R)
• M14: 12,492,021 km (0.092 R)
• M15: 14,661,190 km (0.051 R)
• M16: 16,297,940 km (0.105 R)
• M17: 18,178,535 km (0.035 R)
• M18: 19,138,504 km (0.118 R)
• M19: 22,437,736 km (0.119 R)
• M20: 24,069,400 km (0.06 R)
• M21: 27,153,659 km (0.078 R)
• M22: 28,322,168 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984

Radius: 13.2

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.79 AU - 5.01 AU

Year: 6260 Days

Day: 10.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,694,328 km

• M1: 164,857 km (0.085 R)
• M2: 695,481 km (0.091 R)
• M3: 1,115,551 km (0.03 R)
• M4: 1,580,502 km (0.109 R)
• M5: 2,065,049 km (0.104 R)
• M6: 2,763,073 km (0.079 R)
• M7: 5,031,874 km (0.071 R)
• M8: 5,485,156 km (0.083 R)
• M9: 6,901,997 km (0.11 R)
• M10: 9,066,379 km (0.073 R)
• M11: 10,447,766 km (0.096 R)
• M12: 11,239,737 km (0.042 R)
• M13: 11,912,329 km (0.091 R)
• M14: 12,887,857 km (0.065 R)
• M15: 13,567,330 km (0.061 R)
• M16: 14,151,809 km (0.12 R)
• M17: 15,750,113 km (0.075 R)
• M18: 17,261,650 km (0.099 R)
• M19: 18,510,493 km (0.107 R)
• M20: 18,939,838 km (0.11 R)
• M21: 20,343,814 km (0.109 R)
• M22: 21,895,444 km (0.083 R)
• M23: 25,850,362 km (0.071 R)
• M24: 26,749,446 km (0.086 R)
• M25: 30,456,331 km (0.057 R)
• M26: 31,156,150 km (0.039 R)
• M27: 38,989,244 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 12.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.39 AU - 6.19 AU

Year: 8252 Days

Day: 12.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,694,328 km

• M1: 159,920 km (0.091 R)
• M2: 640,279 km (0.098 R)
• M3: 1,212,192 km (0.095 R)
• M4: 2,026,303 km (0.114 R)
• M5: 3,056,584 km (0.045 R)
• M6: 5,502,658 km (0.095 R)
• M7: 6,326,644 km (0.093 R)
• M8: 7,753,209 km (0.115 R)
• M9: 9,691,548 km (0.026 R)
• M10: 10,941,588 km (0.046 R)
• M11: 15,397,211 km (0.036 R)
• M12: 18,916,352 km (0.111 R)
• M13: 19,909,532 km (0.114 R)
• M14: 24,232,910 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.3

Radius: 12.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.53 AU - 6.39 AU

Year: 8653 Days

Day: 8.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,694,328 km

• M1: 159,920 km (0.048 R)
• M2: 602,131 km (0.105 R)
• M3: 1,063,042 km (0.11 R)
• M4: 1,494,034 km (0.106 R)
• M5: 1,929,214 km (0.098 R)
• M6: 2,449,964 km (0.094 R)
• M7: 3,345,607 km (0.102 R)
• M8: 3,846,909 km (0.09 R)
• M9: 4,706,499 km (0.119 R)
• M10: 5,140,183 km (0.088 R)
• M11: 6,772,445 km (0.114 R)
• M12: 7,434,715 km (0.089 R)
• M13: 10,569,987 km (0.087 R)
• M14: 10,986,468 km (0.029 R)
• M15: 13,611,461 km (0.113 R)
• M16: 14,954,102 km (0.086 R)
• M17: 15,361,757 km (0.094 R)
• M18: 16,754,214 km (0.086 R)
• M19: 18,560,757 km (0.081 R)
• M20: 19,168,274 km (0.085 R)
• M21: 22,330,624 km (0.058 R)
• M22: 23,250,052 km (0.118 R)
• M23: 30,314,662 km (0.053 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 17,664 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit