🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622

Radius: 14.4

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.73 AU - 0.83 AU

Year: 476 Days

Day: 14.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,873,190 km

• M1: 179,218 km (0.093 R)
• M2: 645,964 km (0.106 R)
• M3: 1,320,949 km (0.112 R)
• M4: 2,071,332 km (0.084 R)
• M5: 2,847,147 km (0.079 R)
• M6: 3,391,833 km (0.09 R)
• M7: 4,418,224 km (0.111 R)
• M8: 4,874,198 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.7

Radius: 11.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.63 AU - 1.05 AU

Year: 531 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,873,190 km

• M1: 141,968 km (0.104 R)
• M2: 496,515 km (0.06 R)
• M3: 857,345 km (0.116 R)
• M4: 1,354,459 km (0.087 R)
• M5: 1,806,993 km (0.11 R)
• M6: 2,350,631 km (0.032 R)
• M7: 3,090,842 km (0.095 R)
• M8: 3,578,082 km (0.119 R)
• M9: 4,130,098 km (0.084 R)
• M10: 4,617,937 km (0.107 R)
• M11: 5,455,236 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 14.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.5 AU - 1.88 AU

Year: 1516 Days

Day: 13.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,873,190 km

• M1: 178,620 km (0.085 R)
• M2: 632,649 km (0.071 R)
• M3: 1,153,400 km (0.099 R)
• M4: 1,867,729 km (0.078 R)
• M5: 2,502,772 km (0.055 R)
• M6: 3,089,346 km (0.116 R)
• M7: 3,883,710 km (0.076 R)
• M8: 4,412,389 km (0.118 R)
• M9: 4,969,043 km (0.054 R)
• M10: 5,422,474 km (0.105 R)
• M11: 6,679,096 km (0.088 R)
• M12: 7,311,147 km (0.105 R)
• M13: 7,763,531 km (0.069 R)
• M14: 8,348,160 km (0.114 R)
• M15: 9,543,596 km (0.114 R)
• M16: 10,052,528 km (0.106 R)
• M17: 11,021,623 km (0.117 R)
• M18: 11,797,587 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 8.6

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.07 AU - 2.77 AU

Year: 2599 Days

Day: 14.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,873,190 km

• M1: 113,246 km (0.109 R)
• M2: 433,235 km (0.105 R)
• M3: 748,588 km (0.064 R)
• M4: 1,148,164 km (0.054 R)
• M5: 1,644,978 km (0.115 R)
• M6: 1,938,040 km (0.044 R)
• M7: 2,437,249 km (0.064 R)
• M8: 2,791,347 km (0.06 R)
• M9: 3,163,247 km (0.078 R)
• M10: 3,893,883 km (0.119 R)
• M11: 4,180,662 km (0.116 R)
• M12: 6,390,971 km (0.117 R)
• M13: 7,613,185 km (0.116 R)
• M14: 8,342,026 km (0.086 R)
• M15: 10,367,282 km (0.117 R)
• M16: 11,185,732 km (0.07 R)
• M17: 11,493,754 km (0.092 R)
• M18: 12,370,398 km (0.12 R)
• M19: 12,908,800 km (0.065 R)
• M20: 14,346,137 km (0.069 R)
• M21: 15,887,144 km (0.112 R)
• M22: 16,424,500 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 17,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit