🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281

Radius: 8.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.58 AU - 4.16 AU

Year: 2682 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 79.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,907,185 km

• M1: 102,026 km (0.026 R)
• M2: 414,536 km (0.103 R)
• M3: 896,390 km (0.05 R)
• M4: 1,728,603 km (0.119 R)
• M5: 2,099,307 km (0.052 R)
• M6: 2,562,462 km (0.044 R)
• M7: 3,061,820 km (0.107 R)
• M8: 4,545,681 km (0.099 R)
• M9: 5,082,438 km (0.108 R)
• M10: 5,433,395 km (0.088 R)
• M11: 5,730,346 km (0.078 R)
• M12: 6,507,956 km (0.074 R)
• M13: 7,189,973 km (0.047 R)
• M14: 10,788,998 km (0.092 R)
• M15: 11,780,982 km (0.077 R)
• M16: 12,163,504 km (0.109 R)
• M17: 13,903,327 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.4

Radius: 8.6

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.2 AU - 4.54 AU

Year: 3300 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,907,185 km

• M1: 106,962 km (0.038 R)
• M2: 378,931 km (0.107 R)
• M3: 1,043,445 km (0.094 R)
• M4: 1,551,629 km (0.094 R)
• M5: 2,143,438 km (0.116 R)
• M6: 2,427,225 km (0.044 R)
• M7: 2,779,379 km (0.096 R)
• M8: 3,189,277 km (0.081 R)
• M9: 4,289,569 km (0.084 R)
• M10: 5,179,677 km (0.058 R)
• M11: 5,450,449 km (0.119 R)
• M12: 5,784,351 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.9

Radius: 10.7

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.4 AU - 4.9 AU

Year: 3665 Days

Day: 14.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,907,185 km

• M1: 133,142 km (0.081 R)
• M2: 542,143 km (0.072 R)
• M3: 955,930 km (0.061 R)
• M4: 1,318,855 km (0.113 R)
• M5: 2,009,548 km (0.115 R)
• M6: 2,762,175 km (0.101 R)
• M7: 3,294,594 km (0.09 R)
• M8: 3,976,910 km (0.117 R)
• M9: 4,385,462 km (0.094 R)
• M10: 7,584,014 km (0.109 R)
• M11: 8,737,114 km (0.07 R)
• M12: 9,505,449 km (0.055 R)
• M13: 10,278,720 km (0.114 R)
• M14: 10,885,639 km (0.114 R)
• M15: 11,775,297 km (0.089 R)
• M16: 13,603,234 km (0.061 R)
• M17: 15,508,213 km (0.116 R)
• M18: 17,188,945 km (0.093 R)
• M19: 22,416,194 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.5

Radius: 11

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.06 AU - 7.46 AU

Year: 6789 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,907,185 km

• M1: 150,944 km (0.084 R)
• M2: 1,122,582 km (0.063 R)
• M3: 3,603,214 km (0.043 R)
• M4: 4,286,877 km (0.108 R)
• M5: 6,068,288 km (0.109 R)
• M6: 7,136,417 km (0.098 R)
• M7: 10,366,983 km (0.088 R)
• M8: 10,992,452 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.6

Radius: 3.2

Gravity: 56.5 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.04 AU - 11.82 AU

Year: 16751 Days

Day: 24.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 63,907,185 km

• M1: 42,037 km (0.096 R)
• M2: 189,989 km (0.06 R)
• M3: 301,440 km (0.098 R)
• M4: 464,202 km (0.093 R)
• M5: 590,014 km (0.096 R)
• M6: 879,336 km (0.086 R)
• M7: 978,968 km (0.053 R)
• M8: 1,487,302 km (0.091 R)
• M9: 1,613,563 km (0.076 R)
• M10: 2,825,305 km (0.084 R)
• M11: 3,354,134 km (0.099 R)
• M12: 3,713,019 km (0.068 R)
• M13: 3,828,359 km (0.107 R)
• M14: 4,158,073 km (0.077 R)
• M15: 5,976,884 km (0.089 R)
• M16: 6,175,699 km (0.069 R)
• M17: 7,058,925 km (0.098 R)
• M18: 8,023,233 km (0.089 R)
• M19: 8,462,153 km (0.081 R)
• M20: 10,607,835 km (0.106 R)
• M21: 12,245,035 km (0.109 R)
• M22: 14,043,051 km (0.093 R)
• M23: 17,337,645 km (0.087 R)
• M24: 18,069,628 km (0.054 R)
• M25: 21,572,911 km (0.094 R)
• M26: 22,419,036 km (0.078 R)
• M27: 23,977,696 km (0.094 R)
• M28: 24,277,640 km (0.086 R)
• M29: 25,711,087 km (0.089 R)
• M30: 26,130,858 km (0.084 R)
• M31: 26,983,866 km (0.11 R)
• M32: 28,857,878 km (0.116 R)
• M33: 29,083,920 km (0.092 R)
• M34: 32,009,606 km (0.068 R)
• M35: 34,997,225 km (0.098 R)
• M36: 45,827,363 km (0.03 R)
• M37: 46,289,471 km (0.114 R)
• M38: 49,287,562 km (0.032 R)
• M39: 49,448,978 km (0.111 R)
• M40: 51,577,905 km (0.1 R)
• M41: 63,143,765 km (0.064 R)
• M42: 63,524,791 km (0.073 R)
• M43: 63,907,163 km (0.099 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 12,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit