🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.5

Radius: 9.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.62 AU - 0.76 AU

Year: 403 Days

Day: 10.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 13,768,369 km

• M1: 129,253 km (0.079 R)
• M2: 617,241 km (0.097 R)
• M3: 1,281,306 km (0.113 R)
• M4: 1,894,059 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.7

Radius: 10.4

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.83 AU - 1.29 AU

Year: 767 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 126.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,768,369 km

• M1: 129,552 km (0.095 R)
• M2: 696,228 km (0.108 R)
• M3: 1,228,647 km (0.106 R)
• M4: 1,852,171 km (0.065 R)
• M5: 2,811,243 km (0.057 R)
• M6: 3,272,005 km (0.1 R)
• M7: 4,057,992 km (0.119 R)
• M8: 6,257,529 km (0.104 R)
• M9: 7,199,398 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.3

Radius: 11.8

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.09 AU - 1.47 AU

Year: 1018 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 13,768,369 km

• M1: 146,756 km (0.095 R)
• M2: 533,765 km (0.081 R)
• M3: 1,031,029 km (0.113 R)
• M4: 1,413,550 km (0.051 R)
• M5: 1,902,885 km (0.117 R)
• M6: 2,388,031 km (0.12 R)
• M7: 3,103,707 km (0.118 R)
• M8: 3,490,118 km (0.073 R)
• M9: 4,206,692 km (0.119 R)
• M10: 4,627,511 km (0.053 R)
• M11: 5,212,887 km (0.075 R)
• M12: 6,040,762 km (0.084 R)
• M13: 6,882,699 km (0.08 R)
• M14: 7,494,704 km (0.095 R)
• M15: 8,089,505 km (0.062 R)
• M16: 9,198,923 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.6

Radius: 12.9

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.3 AU - 1.74 AU

Year: 1317 Days

Day: 14.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 13,768,369 km

• M1: 160,818 km (0.086 R)
• M2: 667,506 km (0.079 R)
• M3: 1,112,111 km (0.041 R)
• M4: 1,582,297 km (0.09 R)
• M5: 2,550,195 km (0.087 R)
• M6: 3,144,098 km (0.056 R)
• M7: 4,090,455 km (0.063 R)
• M8: 4,969,342 km (0.093 R)
• M9: 6,133,961 km (0.1 R)
• M10: 7,445,935 km (0.091 R)
• M11: 8,785,733 km (0.109 R)
• M12: 9,433,791 km (0.069 R)
• M13: 9,883,483 km (0.081 R)
• M14: 10,313,876 km (0.092 R)
• M15: 11,000,530 km (0.087 R)
• M16: 12,503,390 km (0.109 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: 346 - 17,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit