🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603

Radius: 11

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.81 AU - 1.05 AU

Year: 598 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,167,701 km

• M1: 137,181 km (0.068 R)
• M2: 514,766 km (0.1 R)
• M3: 972,386 km (0.11 R)
• M4: 1,501,813 km (0.102 R)
• M5: 2,081,505 km (0.085 R)
• M6: 3,611,143 km (0.071 R)
• M7: 4,219,707 km (0.115 R)
• M8: 4,879,434 km (0.077 R)
• M9: 5,606,629 km (0.07 R)
• M10: 6,212,500 km (0.11 R)
• M11: 6,740,282 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.6

Radius: 12.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.64 AU - 1.76 AU

Year: 1478 Days

Day: 5.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,167,701 km

• M1: 159,172 km (0.054 R)
• M2: 762,351 km (0.092 R)
• M3: 1,520,513 km (0.082 R)
• M4: 2,200,585 km (0.117 R)
• M5: 3,395,872 km (0.083 R)
• M6: 4,492,873 km (0.034 R)
• M7: 7,149,133 km (0.092 R)
• M8: 7,795,844 km (0.033 R)
• M9: 8,230,127 km (0.048 R)
• M10: 8,651,843 km (0.08 R)
• M11: 10,323,599 km (0.073 R)
• M12: 10,781,668 km (0.097 R)
• M13: 12,057,738 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.9

Radius: 11.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.39 AU - 3.61 AU

Year: 3465 Days

Day: 15 Hours

Environment

Temp: -203 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,167,701 km

• M1: 146,756 km (0.056 R)
• M2: 604,675 km (0.039 R)
• M3: 1,156,840 km (0.079 R)
• M4: 1,954,347 km (0.093 R)
• M5: 3,296,239 km (0.118 R)
• M6: 7,093,931 km (0.111 R)
• M7: 7,602,713 km (0.07 R)
• M8: 8,045,224 km (0.109 R)
• M9: 9,646,220 km (0.079 R)
• M10: 10,558,019 km (0.057 R)
• M11: 11,526,516 km (0.101 R)
• M12: 12,431,882 km (0.12 R)
• M13: 13,511,530 km (0.111 R)
• M14: 14,250,693 km (0.076 R)
• M15: 15,667,684 km (0.065 R)
• M16: 16,289,114 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 12.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.84 AU - 6.44 AU

Year: 8932 Days

Day: 11.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,167,701 km

• M1: 178,321 km (0.081 R)
• M2: 605,572 km (0.112 R)
• M3: 1,047,335 km (0.12 R)
• M4: 1,531,134 km (0.073 R)
• M5: 2,095,417 km (0.113 R)
• M6: 2,916,111 km (0.103 R)
• M7: 4,092,699 km (0.037 R)
• M8: 5,429,356 km (0.029 R)
• M9: 6,975,300 km (0.061 R)
• M10: 9,327,726 km (0.031 R)
• M11: 11,486,873 km (0.114 R)
• M12: 14,474,492 km (0.12 R)
• M13: 15,214,702 km (0.116 R)
• M14: 15,869,193 km (0.048 R)
• M15: 17,647,163 km (0.106 R)
• M16: 23,127,980 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.1

Radius: 6.1

Gravity: 14.76 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.92 AU - 8.3 AU

Year: 12643 Days

Day: 22 Hours

Environment

Temp: -239 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,167,701 km

• M1: 75,996 km (0.067 R)
• M2: 273,166 km (0.099 R)
• M3: 517,160 km (0.031 R)
• M4: 868,715 km (0.052 R)
• M5: 1,145,172 km (0.065 R)
• M6: 3,685,044 km (0.073 R)
• M7: 5,004,946 km (0.112 R)
• M8: 5,753,385 km (0.063 R)
• M9: 8,398,724 km (0.118 R)
• M10: 9,652,503 km (0.12 R)
• M11: 10,971,059 km (0.111 R)
• M12: 12,889,652 km (0.086 R)
• M13: 14,550,786 km (0.074 R)
• M14: 14,818,417 km (0.056 R)
• M15: 17,227,691 km (0.118 R)
• M16: 22,359,795 km (0.084 R)
• M17: 24,087,052 km (0.087 R)
• M18: 24,935,571 km (0.05 R)
• M19: 26,493,035 km (0.06 R)
• M20: 27,600,508 km (0.032 R)
• M21: 32,796,341 km (0.08 R)
• M22: 33,604,618 km (0.06 R)
• M23: 34,308,028 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 6.6

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.04 AU - 9.52 AU

Year: 18852 Days

Day: 18.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,167,701 km

• M1: 84,074 km (0.087 R)
• M2: 341,981 km (0.059 R)
• M3: 867,668 km (0.056 R)
• M4: 1,285,345 km (0.089 R)
• M5: 1,578,258 km (0.064 R)
• M6: 3,115,824 km (0.109 R)
• M7: 4,346,865 km (0.033 R)
• M8: 6,339,060 km (0.077 R)
• M9: 11,836,034 km (0.119 R)
• M10: 17,207,046 km (0.086 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: 281 - 17,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit