🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.2

Radius: 11.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.92 AU - 1.32 AU

Year: 804 Days

Day: 12.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,231,100 km

• M1: 144,512 km (0.11 R)
• M2: 566,527 km (0.119 R)
• M3: 985,401 km (0.096 R)
• M4: 1,493,436 km (0.089 R)
• M5: 1,892,563 km (0.068 R)
• M6: 2,343,750 km (0.083 R)
• M7: 3,073,339 km (0.099 R)
• M8: 3,622,363 km (0.118 R)
• M9: 4,119,327 km (0.064 R)
• M10: 4,756,464 km (0.072 R)
• M11: 5,267,939 km (0.096 R)
• M12: 6,170,463 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.1

Radius: 11.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.96 AU - 1.28 AU

Year: 804 Days

Day: 7.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,231,100 km

• M1: 141,819 km (0.115 R)
• M2: 594,502 km (0.096 R)
• M3: 961,466 km (0.036 R)
• M4: 1,366,427 km (0.071 R)
• M5: 2,019,422 km (0.096 R)
• M6: 3,207,827 km (0.095 R)
• M7: 3,586,011 km (0.113 R)
• M8: 4,088,959 km (0.112 R)
• M9: 4,940,619 km (0.063 R)
• M10: 5,644,178 km (0.066 R)
• M11: 6,677,301 km (0.073 R)
• M12: 7,393,426 km (0.026 R)
• M13: 7,932,277 km (0.116 R)
• M14: 8,708,990 km (0.1 R)
• M15: 9,592,664 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.2

Radius: 8

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.5 AU - 1.56 AU

Year: 1284 Days

Day: 8.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,231,100 km

• M1: 99,483 km (0.11 R)
• M2: 400,473 km (0.036 R)
• M3: 729,738 km (0.089 R)
• M4: 1,091,616 km (0.106 R)
• M5: 1,696,290 km (0.103 R)
• M6: 2,475,546 km (0.102 R)
• M7: 2,886,790 km (0.065 R)
• M8: 3,253,006 km (0.112 R)
• M9: 3,622,662 km (0.097 R)
• M10: 4,123,965 km (0.058 R)
• M11: 4,802,092 km (0.114 R)
• M12: 5,246,996 km (0.054 R)
• M13: 6,664,735 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.8

Radius: 12.7

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.28 AU - 2.46 AU

Year: 2475 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,231,100 km

• M1: 157,975 km (0.116 R)
• M2: 596,746 km (0.096 R)
• M3: 1,107,473 km (0.12 R)
• M4: 1,715,888 km (0.038 R)
• M5: 2,526,558 km (0.101 R)
• M6: 4,519,501 km (0.082 R)
• M7: 6,064,249 km (0.077 R)
• M8: 8,467,389 km (0.096 R)
• M9: 9,088,669 km (0.073 R)
• M10: 10,312,828 km (0.034 R)
• M11: 11,175,260 km (0.096 R)
• M12: 11,644,100 km (0.099 R)
• M13: 12,621,124 km (0.087 R)
• M14: 13,172,691 km (0.115 R)
• M15: 13,784,696 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.7

Radius: 10.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.81 AU - 3.35 AU

Year: 3666 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,231,100 km

• M1: 134,040 km (0.07 R)
• M2: 558,898 km (0.116 R)
• M3: 912,098 km (0.114 R)
• M4: 1,255,425 km (0.114 R)
• M5: 1,654,702 km (0.051 R)
• M6: 2,012,540 km (0.066 R)
• M7: 2,840,564 km (0.068 R)
• M8: 3,219,645 km (0.098 R)
• M9: 3,803,975 km (0.085 R)
• M10: 4,183,355 km (0.116 R)
• M11: 4,522,493 km (0.103 R)
• M12: 5,160,528 km (0.073 R)
• M13: 6,504,067 km (0.076 R)
• M14: 7,078,672 km (0.092 R)
• M15: 7,844,015 km (0.114 R)
• M16: 8,329,161 km (0.085 R)
• M17: 9,359,740 km (0.082 R)
• M18: 9,831,871 km (0.091 R)
• M19: 11,755,999 km (0.105 R)
• M20: 12,478,706 km (0.089 R)
• M21: 16,283,429 km (0.034 R)
• M22: 17,560,696 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 14.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.71 AU - 5.39 AU

Year: 6583 Days

Day: 7 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,231,100 km

• M1: 181,612 km (0.031 R)
• M2: 886,966 km (0.087 R)
• M3: 2,029,894 km (0.061 R)
• M4: 2,597,169 km (0.112 R)
• M5: 3,483,087 km (0.114 R)
• M6: 3,985,586 km (0.093 R)
• M7: 5,195,534 km (0.118 R)
• M8: 7,234,553 km (0.108 R)
• M9: 8,656,630 km (0.066 R)
• M10: 11,348,794 km (0.102 R)
• M11: 11,998,647 km (0.094 R)
• M12: 12,993,024 km (0.087 R)
• M13: 15,750,412 km (0.104 R)
• M14: 18,397,397 km (0.116 R)
• M15: 20,222,491 km (0.078 R)
• M16: 22,630,867 km (0.067 R)
• M17: 24,148,387 km (0.117 R)
• M18: 27,119,700 km (0.101 R)
• M19: 29,386,108 km (0.117 R)
• M20: 34,293,217 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 145 - 17,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit