🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.3

Radius: 10.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.66 AU - 0.76 AU

Year: 406 Days

Day: 8.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 78,004,507 km

• M1: 126,410 km (0.11 R)
• M2: 585,227 km (0.111 R)
• M3: 1,079,049 km (0.046 R)
• M4: 1,750,445 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.9

Radius: 14.9

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.32 AU - 1.72 AU

Year: 1271 Days

Day: 10.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,004,507 km

• M1: 186,698 km (0.046 R)
• M2: 651,798 km (0.105 R)
• M3: 1,202,468 km (0.095 R)
• M4: 1,716,935 km (0.118 R)
• M5: 3,081,567 km (0.082 R)
• M6: 4,331,756 km (0.106 R)
• M7: 4,936,431 km (0.107 R)
• M8: 5,756,376 km (0.108 R)
• M9: 6,273,836 km (0.114 R)
• M10: 6,981,583 km (0.118 R)
• M11: 7,742,288 km (0.102 R)
• M12: 9,571,122 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 8.5

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.46 AU - 1.8 AU

Year: 1411 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,004,507 km

• M1: 105,915 km (0.051 R)
• M2: 536,159 km (0.064 R)
• M3: 832,961 km (0.084 R)
• M4: 1,184,217 km (0.119 R)
• M5: 1,545,496 km (0.059 R)
• M6: 2,328,042 km (0.03 R)
• M7: 2,628,584 km (0.108 R)
• M8: 3,135,422 km (0.102 R)
• M9: 4,745,244 km (0.081 R)
• M10: 5,151,552 km (0.083 R)
• M11: 6,281,016 km (0.041 R)
• M12: 6,867,589 km (0.045 R)
• M13: 7,337,476 km (0.089 R)
• M14: 7,988,227 km (0.082 R)
• M15: 9,737,325 km (0.114 R)
• M16: 10,077,960 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.7

Radius: 10.2

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.75 AU - 5.97 AU

Year: 8417 Days

Day: 7 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,004,507 km

• M1: 134,937 km (0.1 R)
• M2: 456,573 km (0.115 R)
• M3: 804,687 km (0.058 R)
• M4: 1,229,246 km (0.08 R)
• M5: 2,617,065 km (0.102 R)
• M6: 3,098,471 km (0.111 R)
• M7: 3,459,002 km (0.051 R)
• M8: 4,906,212 km (0.116 R)
• M9: 5,309,079 km (0.079 R)
• M10: 8,012,312 km (0.08 R)
• M11: 9,417,784 km (0.101 R)
• M12: 10,087,534 km (0.087 R)
• M13: 11,175,859 km (0.114 R)
• M14: 11,875,677 km (0.073 R)
• M15: 13,252,277 km (0.098 R)
• M16: 14,614,964 km (0.058 R)
• M17: 17,616,795 km (0.091 R)
• M18: 18,222,217 km (0.085 R)
• M19: 18,771,840 km (0.058 R)
• M20: 19,832,339 km (0.093 R)
• M21: 20,340,673 km (0.094 R)
• M22: 26,520,711 km (0.083 R)
• M23: 27,315,973 km (0.074 R)
• M24: 31,044,251 km (0.074 R)
• M25: 33,232,868 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.3

Radius: 3.2

Gravity: 74.74 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.03 AU - 9.83 AU

Year: 19641 Days

Day: 24.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,004,507 km

• M1: 40,092 km (0.118 R)
• M2: 146,456 km (0.11 R)
• M3: 297,700 km (0.111 R)
• M4: 502,050 km (0.119 R)
• M5: 721,361 km (0.114 R)
• M6: 858,692 km (0.096 R)
• M7: 1,696,889 km (0.071 R)
• M8: 1,806,843 km (0.037 R)
• M9: 2,716,249 km (0.101 R)
• M10: 2,892,924 km (0.105 R)
• M11: 3,297,287 km (0.104 R)
• M12: 3,707,783 km (0.052 R)
• M13: 4,217,314 km (0.117 R)
• M14: 5,413,199 km (0.065 R)
• M15: 5,693,097 km (0.106 R)
• M16: 6,238,530 km (0.105 R)
• M17: 7,678,111 km (0.094 R)
• M18: 7,980,298 km (0.098 R)
• M19: 8,134,384 km (0.082 R)
• M20: 12,384,759 km (0.076 R)
• M21: 13,153,243 km (0.086 R)
• M22: 13,512,727 km (0.078 R)
• M23: 15,970,769 km (0.094 R)
• M24: 17,910,904 km (0.09 R)
• M25: 19,441,889 km (0.088 R)
• M26: 20,477,705 km (0.116 R)
• M27: 21,057,995 km (0.102 R)
• M28: 22,658,692 km (0.109 R)
• M29: 27,475,295 km (0.113 R)
• M30: 43,818,264 km (0.097 R)
• M31: 46,249,827 km (0.086 R)
• M32: 52,091,175 km (0.113 R)
• M33: 55,746,899 km (0.059 R)
• M34: 58,212,571 km (0.109 R)
• M35: 62,146,396 km (0.1 R)
• M36: 70,319,377 km (0.079 R)
• M37: 73,195,097 km (0.042 R)
• M38: 74,548,509 km (0.096 R)
• M39: 76,378,689 km (0.081 R)
• M40: 77,537,624 km (0.086 R)
• M41: 78,004,519 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 14,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit