🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.4

Radius: 13.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.54 AU - 0.72 AU

Year: 339 Days

Day: 14 Hours

Environment

Temp: -161 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,516,600 km

• M1: 172,935 km (0.1 R)
• M2: 618,737 km (0.064 R)
• M3: 1,126,023 km (0.074 R)
• M4: 1,589,328 km (0.111 R)
• M5: 2,297,973 km (0.043 R)
• M6: 3,115,675 km (0.117 R)
• M7: 4,094,793 km (0.071 R)
• M8: 4,677,477 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.8

Radius: 11

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.35 AU - 1.45 AU

Year: 1124 Days

Day: 5.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 82,516,600 km

• M1: 137,032 km (0.034 R)
• M2: 563,984 km (0.086 R)
• M3: 967,449 km (0.098 R)
• M4: 1,313,918 km (0.116 R)
• M5: 1,662,481 km (0.111 R)
• M6: 3,391,533 km (0.081 R)
• M7: 4,187,693 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.8

Radius: 13.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.65 AU - 2.63 AU

Year: 2123 Days

Day: 9 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,516,600 km

• M1: 162,912 km (0.081 R)
• M2: 598,840 km (0.087 R)
• M3: 1,071,719 km (0.088 R)
• M4: 1,535,921 km (0.094 R)
• M5: 2,160,792 km (0.107 R)
• M6: 3,140,508 km (0.115 R)
• M7: 3,597,380 km (0.108 R)
• M8: 4,541,791 km (0.098 R)
• M9: 5,197,628 km (0.103 R)
• M10: 5,991,096 km (0.103 R)
• M11: 6,617,911 km (0.046 R)
• M12: 7,404,047 km (0.083 R)
• M13: 8,537,401 km (0.047 R)
• M14: 10,917,503 km (0.111 R)
• M15: 11,536,240 km (0.113 R)
• M16: 12,178,463 km (0.093 R)
• M17: 12,886,660 km (0.086 R)
• M18: 13,977,976 km (0.107 R)
• M19: 14,431,407 km (0.109 R)
• M20: 17,258,059 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505

Radius: 3

Gravity: 56.11 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.88 AU - 9.58 AU

Year: 19019 Days

Day: 20.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,516,600 km

• M1: 46,076 km (0.105 R)
• M2: 522,396 km (0.117 R)
• M3: 921,672 km (0.102 R)
• M4: 1,100,442 km (0.08 R)
• M5: 1,359,545 km (0.058 R)
• M6: 1,575,116 km (0.109 R)
• M7: 2,234,693 km (0.109 R)
• M8: 2,381,598 km (0.117 R)
• M9: 2,959,495 km (0.096 R)
• M10: 6,716,795 km (0.067 R)
• M11: 8,094,890 km (0.091 R)
• M12: 9,927,763 km (0.057 R)
• M13: 10,153,357 km (0.056 R)
• M14: 12,601,077 km (0.093 R)
• M15: 14,243,812 km (0.081 R)
• M16: 16,807,470 km (0.103 R)
• M17: 19,049,942 km (0.081 R)
• M18: 21,483,900 km (0.109 R)
• M19: 22,629,221 km (0.096 R)
• M20: 23,019,821 km (0.103 R)
• M21: 27,176,548 km (0.115 R)
• M22: 38,713,685 km (0.09 R)
• M23: 45,155,519 km (0.111 R)
• M24: 45,309,754 km (0.085 R)
• M25: 46,870,658 km (0.071 R)
• M26: 50,596,244 km (0.068 R)
• M27: 54,165,799 km (0.107 R)
• M28: 56,815,925 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.7

Radius: 5

Gravity: 31.51 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.53 AU - 10.23 AU

Year: 21063 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,516,600 km

• M1: 63,130 km (0.1 R)
• M2: 223,200 km (0.03 R)
• M3: 406,308 km (0.098 R)
• M4: 654,939 km (0.078 R)
• M5: 815,009 km (0.053 R)
• M6: 1,118,693 km (0.111 R)
• M7: 1,545,047 km (0.116 R)
• M8: 1,739,823 km (0.055 R)
• M9: 1,950,906 km (0.083 R)
• M10: 2,355,867 km (0.086 R)
• M11: 4,138,027 km (0.071 R)
• M12: 4,515,612 km (0.106 R)
• M13: 6,391,868 km (0.116 R)
• M14: 6,896,163 km (0.12 R)
• M15: 7,134,023 km (0.114 R)
• M16: 9,180,971 km (0.069 R)
• M17: 10,744,568 km (0.116 R)
• M18: 11,064,259 km (0.028 R)
• M19: 17,961,468 km (0.119 R)
• M20: 21,778,608 km (0.1 R)
• M21: 26,103,033 km (0.117 R)
• M22: 27,862,005 km (0.11 R)
• M23: 33,746,288 km (0.106 R)
• M24: 40,254,094 km (0.094 R)
• M25: 42,437,326 km (0.117 R)
• M26: 45,193,068 km (0.113 R)
• M27: 45,358,822 km (0.037 R)
• M28: 50,342,975 km (0.074 R)
• M29: 57,994,307 km (0.07 R)
• M30: 62,402,508 km (0.084 R)
• M31: 63,020,347 km (0.07 R)
• M32: 65,321,013 km (0.063 R)
• M33: 66,384,953 km (0.073 R)
• M34: 69,425,529 km (0.116 R)
• M35: 69,867,292 km (0.06 R)
• M36: 71,428,346 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 12,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit