🌌 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: 815.9

Radius: 10.6

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.63 AU - 0.79 AU

Year: 421 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,411,656 km

• M1: 131,796 km (0.087 R)
• M2: 464,352 km (0.107 R)
• M3: 830,567 km (0.088 R)
• M4: 1,193,342 km (0.094 R)
• M5: 1,564,794 km (0.086 R)
• M6: 1,900,043 km (0.098 R)
• M7: 2,461,184 km (0.067 R)
• M8: 2,802,567 km (0.109 R)
• M9: 3,152,925 km (0.079 R)
• M10: 3,569,704 km (0.099 R)
• M11: 4,500,353 km (0.057 R)
• M12: 4,859,687 km (0.077 R)
• M13: 5,518,067 km (0.049 R)
• M14: 6,108,380 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 13.9

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.62 AU - 1.02 AU

Year: 522 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,411,656 km

• M1: 172,935 km (0.099 R)
• M2: 624,422 km (0.097 R)
• M3: 1,207,704 km (0.115 R)
• M4: 1,853,667 km (0.118 R)
• M5: 2,436,501 km (0.1 R)
• M6: 3,093,534 km (0.074 R)
• M7: 3,935,770 km (0.105 R)
• M8: 4,578,592 km (0.102 R)
• M9: 5,189,550 km (0.119 R)
• M10: 5,727,953 km (0.106 R)
• M11: 6,615,367 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.2

Radius: 11

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.89 AU - 1.15 AU

Year: 724 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,411,656 km

• M1: 136,732 km (0.12 R)
• M2: 502,798 km (0.081 R)
• M3: 871,408 km (0.098 R)
• M4: 1,224,159 km (0.1 R)
• M5: 1,579,454 km (0.114 R)
• M6: 2,070,135 km (0.102 R)
• M7: 2,549,746 km (0.104 R)
• M8: 3,191,820 km (0.103 R)
• M9: 3,953,573 km (0.099 R)
• M10: 4,883,922 km (0.043 R)
• M11: 5,701,773 km (0.068 R)
• M12: 6,822,710 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 9.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.98 AU - 1.54 AU

Year: 994 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,411,656 km

• M1: 118,182 km (0.067 R)
• M2: 471,682 km (0.048 R)
• M3: 1,203,066 km (0.098 R)
• M4: 1,730,249 km (0.095 R)
• M5: 2,162,736 km (0.103 R)
• M6: 2,767,860 km (0.077 R)
• M7: 3,178,207 km (0.073 R)
• M8: 3,741,592 km (0.105 R)
• M9: 4,412,688 km (0.113 R)
• M10: 5,305,488 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 11.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.16 AU - 6.64 AU

Year: 8821 Days

Day: 8.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,411,656 km

• M1: 169,644 km (0.063 R)
• M2: 994,227 km (0.098 R)
• M3: 1,374,954 km (0.102 R)
• M4: 1,979,778 km (0.097 R)
• M5: 4,397,729 km (0.096 R)
• M6: 7,994,660 km (0.051 R)
• M7: 9,353,158 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 16,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit