🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.4

Radius: 10.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.56 AU - 0.62 AU

Year: 313 Days

Day: 8.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,163,700 km

• M1: 144,063 km (0.083 R)
• M2: 503,696 km (0.058 R)
• M3: 1,397,843 km (0.062 R)
• M4: 2,274,037 km (0.084 R)
• M5: 2,837,872 km (0.104 R)
• M6: 3,280,382 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 9.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 8.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,163,700 km

• M1: 113,096 km (0.079 R)
• M2: 399,875 km (0.086 R)
• M3: 758,312 km (0.105 R)
• M4: 1,160,879 km (0.068 R)
• M5: 1,634,207 km (0.078 R)
• M6: 2,634,119 km (0.098 R)
• M7: 3,404,997 km (0.087 R)
• M8: 3,916,921 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.4

Radius: 10.3

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.04 AU - 1.3 AU

Year: 874 Days

Day: 5.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,163,700 km

• M1: 132,843 km (0.085 R)
• M2: 593,604 km (0.09 R)
• M3: 939,475 km (0.042 R)
• M4: 1,798,765 km (0.108 R)
• M5: 2,325,200 km (0.093 R)
• M6: 3,337,379 km (0.101 R)
• M7: 4,209,534 km (0.119 R)
• M8: 4,667,753 km (0.079 R)
• M9: 5,487,848 km (0.115 R)
• M10: 6,168,519 km (0.07 R)
• M11: 6,760,926 km (0.115 R)
• M12: 7,155,565 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 11.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.99 AU - 4.07 AU

Year: 4578 Days

Day: 7.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,163,700 km

• M1: 143,016 km (0.102 R)
• M2: 591,061 km (0.05 R)
• M3: 1,230,143 km (0.053 R)
• M4: 1,690,905 km (0.074 R)
• M5: 2,093,473 km (0.094 R)
• M6: 2,609,136 km (0.115 R)
• M7: 5,220,068 km (0.115 R)
• M8: 6,354,918 km (0.118 R)
• M9: 8,283,533 km (0.08 R)
• M10: 11,409,530 km (0.1 R)
• M11: 12,622,320 km (0.115 R)
• M12: 13,310,022 km (0.096 R)
• M13: 13,765,098 km (0.116 R)
• M14: 14,230,647 km (0.108 R)
• M15: 17,668,257 km (0.1 R)
• M16: 19,937,806 km (0.088 R)
• M17: 25,664,861 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.4

Radius: 9.3

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.2 AU - 3.88 AU

Year: 4597 Days

Day: 6.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,163,700 km

• M1: 115,789 km (0.107 R)
• M2: 578,645 km (0.029 R)
• M3: 869,014 km (0.054 R)
• M4: 1,241,662 km (0.101 R)
• M5: 2,044,704 km (0.11 R)
• M6: 2,425,580 km (0.092 R)
• M7: 2,818,873 km (0.101 R)
• M8: 4,147,601 km (0.089 R)
• M9: 4,566,774 km (0.104 R)
• M10: 4,861,781 km (0.066 R)
• M11: 7,567,259 km (0.11 R)
• M12: 8,338,735 km (0.083 R)
• M13: 8,856,344 km (0.072 R)
• M14: 9,753,183 km (0.095 R)
• M15: 10,968,815 km (0.05 R)
• M16: 11,956,311 km (0.115 R)
• M17: 13,901,681 km (0.075 R)
• M18: 14,949,614 km (0.096 R)
• M19: 15,993,209 km (0.074 R)
• M20: 17,261,201 km (0.086 R)
• M21: 17,618,440 km (0.106 R)
• M22: 19,096,767 km (0.087 R)
• M23: 24,174,268 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.6

Radius: 11

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.07 AU - 4.79 AU

Year: 5378 Days

Day: 13.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,163,700 km

• M1: 141,071 km (0.06 R)
• M2: 655,837 km (0.062 R)
• M3: 1,111,811 km (0.117 R)
• M4: 1,659,190 km (0.053 R)
• M5: 2,078,662 km (0.12 R)
• M6: 2,918,355 km (0.067 R)
• M7: 3,580,176 km (0.049 R)
• M8: 4,066,968 km (0.09 R)
• M9: 5,435,489 km (0.119 R)
• M10: 6,209,060 km (0.087 R)
• M11: 6,605,644 km (0.104 R)
• M12: 8,129,148 km (0.113 R)
• M13: 8,890,601 km (0.112 R)
• M14: 9,524,597 km (0.109 R)
• M15: 10,601,702 km (0.098 R)
• M16: 13,373,900 km (0.101 R)
• M17: 14,206,711 km (0.113 R)
• M18: 15,550,399 km (0.08 R)
• M19: 16,786,227 km (0.058 R)
• M20: 21,931,197 km (0.034 R)
• M21: 24,124,751 km (0.109 R)
• M22: 26,893,209 km (0.048 R)
• M23: 29,402,863 km (0.033 R)
• M24: 30,430,152 km (0.067 R)
• M25: 32,853,787 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 16,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit