🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.3

Radius: 13.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.12 AU - 1.38 AU

Year: 948 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,593,382 km

• M1: 170,542 km (0.088 R)
• M2: 769,531 km (0.1 R)
• M3: 1,284,747 km (0.098 R)
• M4: 2,072,379 km (0.087 R)
• M5: 3,508,220 km (0.109 R)
• M6: 5,073,313 km (0.03 R)
• M7: 5,868,575 km (0.092 R)
• M8: 6,501,972 km (0.092 R)
• M9: 7,732,564 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.1

Radius: 14.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.77 AU - 1.77 AU

Year: 1597 Days

Day: 12 Hours

Environment

Temp: -197 °C

Axial Tilt: 56 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,593,382 km

• M1: 178,620 km (0.102 R)
• M2: 637,586 km (0.075 R)
• M3: 1,210,396 km (0.052 R)
• M4: 1,772,436 km (0.11 R)
• M5: 2,234,394 km (0.12 R)
• M6: 2,749,908 km (0.089 R)
• M7: 3,361,015 km (0.094 R)
• M8: 3,900,016 km (0.066 R)
• M9: 6,284,457 km (0.047 R)
• M10: 6,843,205 km (0.11 R)
• M11: 7,944,694 km (0.074 R)
• M12: 8,783,789 km (0.052 R)
• M13: 9,418,682 km (0.057 R)
• M14: 10,152,459 km (0.088 R)
• M15: 12,863,323 km (0.032 R)
• M16: 13,809,230 km (0.075 R)
• M17: 14,581,604 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 13.1

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.91 AU - 2.21 AU

Year: 2005 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,593,382 km

• M1: 163,211 km (0.089 R)
• M2: 965,205 km (0.082 R)
• M3: 1,416,991 km (0.064 R)
• M4: 1,840,951 km (0.057 R)
• M5: 2,311,736 km (0.109 R)
• M6: 2,832,636 km (0.076 R)
• M7: 3,329,151 km (0.074 R)
• M8: 3,827,162 km (0.104 R)
• M9: 4,313,954 km (0.084 R)
• M10: 5,436,536 km (0.118 R)
• M11: 5,876,504 km (0.115 R)
• M12: 6,940,294 km (0.068 R)
• M13: 8,317,941 km (0.088 R)
• M14: 8,937,426 km (0.047 R)
• M15: 10,159,341 km (0.046 R)
• M16: 10,982,728 km (0.104 R)
• M17: 12,976,269 km (0.076 R)
• M18: 13,855,456 km (0.107 R)
• M19: 16,127,997 km (0.041 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.3

Radius: 7.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.37 AU - 6.75 AU

Year: 10118 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 52.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,593,382 km

• M1: 92,003 km (0.1 R)
• M2: 324,328 km (0.11 R)
• M3: 740,360 km (0.078 R)
• M4: 1,427,612 km (0.038 R)
• M5: 2,061,459 km (0.064 R)
• M6: 2,325,648 km (0.116 R)
• M7: 2,995,099 km (0.102 R)
• M8: 3,335,584 km (0.072 R)
• M9: 4,636,188 km (0.109 R)
• M10: 5,092,910 km (0.109 R)
• M11: 6,305,251 km (0.037 R)
• M12: 9,170,499 km (0.088 R)
• M13: 10,776,432 km (0.111 R)
• M14: 11,396,067 km (0.118 R)
• M15: 12,180,109 km (0.096 R)
• M16: 13,397,836 km (0.077 R)
• M17: 13,803,994 km (0.059 R)
• M18: 14,641,144 km (0.049 R)
• M19: 16,940,463 km (0.037 R)
• M20: 20,057,035 km (0.117 R)
• M21: 21,404,164 km (0.076 R)
• M22: 24,957,413 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.8

Radius: 6.1

Gravity: 19.8 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.43 AU - 9.59 AU

Year: 18343 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,593,382 km

• M1: 75,846 km (0.115 R)
• M2: 360,381 km (0.104 R)
• M3: 1,017,864 km (0.095 R)
• M4: 1,280,558 km (0.098 R)
• M5: 2,223,922 km (0.117 R)
• M6: 3,042,521 km (0.07 R)
• M7: 3,309,703 km (0.062 R)
• M8: 4,015,057 km (0.115 R)
• M9: 4,436,774 km (0.106 R)
• M10: 5,217,226 km (0.092 R)
• M11: 5,522,555 km (0.079 R)
• M12: 6,085,641 km (0.112 R)
• M13: 8,672,338 km (0.089 R)
• M14: 10,059,260 km (0.118 R)
• M15: 11,020,875 km (0.075 R)
• M16: 11,588,001 km (0.117 R)
• M17: 13,906,917 km (0.077 R)
• M18: 14,125,330 km (0.038 R)
• M19: 15,561,918 km (0.112 R)
• M20: 16,845,169 km (0.1 R)
• M21: 18,110,767 km (0.113 R)
• M22: 20,829,858 km (0.115 R)
• M23: 25,946,404 km (0.058 R)
• M24: 28,324,262 km (0.079 R)
• M25: 33,508,427 km (0.114 R)
• M26: 33,769,924 km (0.095 R)
• M27: 34,032,917 km (0.12 R)
• M28: 40,315,130 km (0.051 R)
• M29: 42,416,831 km (0.026 R)
• M30: 48,154,208 km (0.117 R)
• M31: 50,176,023 km (0.089 R)
• M32: 59,592,461 km (0.076 R)
• M33: 68,636,401 km (0.03 R)
• M34: 71,843,031 km (0.112 R)
• M35: 72,278,062 km (0.186 R)
• M36: 73,373,118 km (0.12 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 15,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit