🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.7

Radius: 9.9

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.82 AU - 1.1 AU

Year: 627 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 123.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,980,253 km

• M1: 123,119 km (0.091 R)
• M2: 942,167 km (0.07 R)
• M3: 1,286,990 km (0.06 R)
• M4: 1,616,106 km (0.081 R)
• M5: 2,241,724 km (0.081 R)
• M6: 3,239,243 km (0.042 R)
• M7: 3,666,494 km (0.087 R)
• M8: 4,556,003 km (0.099 R)
• M9: 5,247,893 km (0.109 R)
• M10: 6,008,150 km (0.104 R)
• M11: 6,454,699 km (0.09 R)
• M12: 7,198,051 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.9

Radius: 12

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.26 AU - 2.02 AU

Year: 1401 Days

Day: 5.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,980,253 km

• M1: 149,448 km (0.109 R)
• M2: 522,994 km (0.03 R)
• M3: 1,070,672 km (0.111 R)
• M4: 1,590,973 km (0.107 R)
• M5: 1,991,447 km (0.094 R)
• M6: 2,567,249 km (0.116 R)
• M7: 3,167,137 km (0.075 R)
• M8: 3,576,885 km (0.06 R)
• M9: 4,722,506 km (0.079 R)
• M10: 5,200,471 km (0.12 R)
• M11: 5,752,936 km (0.083 R)
• M12: 6,321,557 km (0.083 R)
• M13: 7,170,824 km (0.115 R)
• M14: 8,041,185 km (0.053 R)
• M15: 8,753,121 km (0.115 R)
• M16: 9,536,715 km (0.078 R)
• M17: 9,930,307 km (0.103 R)
• M18: 10,621,150 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.2

Radius: 12

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.87 AU - 2.77 AU

Year: 2356 Days

Day: 14 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 18,980,253 km

• M1: 149,299 km (0.05 R)
• M2: 779,106 km (0.104 R)
• M3: 1,327,681 km (0.11 R)
• M4: 1,740,422 km (0.071 R)
• M5: 3,482,788 km (0.115 R)
• M6: 4,325,622 km (0.112 R)
• M7: 5,172,496 km (0.115 R)
• M8: 5,847,631 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.4

Radius: 11.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.6 AU - 3.36 AU

Year: 3430 Days

Day: 9 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 18,980,253 km

• M1: 141,819 km (0.069 R)
• M2: 554,111 km (0.096 R)
• M3: 1,087,128 km (0.064 R)
• M4: 1,526,347 km (0.099 R)
• M5: 2,303,209 km (0.103 R)
• M6: 3,207,079 km (0.116 R)
• M7: 3,931,582 km (0.077 R)
• M8: 5,386,421 km (0.102 R)
• M9: 5,857,654 km (0.093 R)
• M10: 6,302,708 km (0.084 R)
• M11: 6,742,077 km (0.111 R)
• M12: 7,409,433 km (0.059 R)
• M13: 7,805,867 km (0.036 R)
• M14: 8,184,350 km (0.056 R)
• M15: 9,080,890 km (0.12 R)
• M16: 10,115,658 km (0.099 R)
• M17: 10,835,224 km (0.095 R)
• M18: 11,227,320 km (0.118 R)
• M19: 11,751,362 km (0.117 R)
• M20: 12,249,522 km (0.06 R)
• M21: 13,828,977 km (0.11 R)
• M22: 14,763,066 km (0.073 R)
• M23: 15,245,519 km (0.117 R)
• M24: 17,070,463 km (0.113 R)
• M25: 17,926,612 km (0.045 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: 463 - 11,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit