🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.3

Radius: 12.4

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.31 AU - 1.41 AU

Year: 1058 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,047,127 km

• M1: 154,235 km (0.082 R)
• M2: 567,724 km (0.101 R)
• M3: 986,897 km (0.114 R)
• M4: 1,420,282 km (0.114 R)
• M5: 2,020,618 km (0.077 R)
• M6: 2,430,367 km (0.106 R)
• M7: 2,908,332 km (0.052 R)
• M8: 3,916,771 km (0.039 R)
• M9: 4,646,809 km (0.102 R)
• M10: 5,257,019 km (0.058 R)
• M11: 6,230,003 km (0.111 R)
• M12: 7,179,651 km (0.108 R)
• M13: 7,750,366 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 11.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.45 AU - 1.91 AU

Year: 1452 Days

Day: 12 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,047,127 km

• M1: 143,016 km (0.104 R)
• M2: 507,137 km (0.103 R)
• M3: 862,133 km (0.088 R)
• M4: 1,771,388 km (0.075 R)
• M5: 2,323,105 km (0.106 R)
• M6: 2,712,658 km (0.114 R)
• M7: 3,593,042 km (0.086 R)
• M8: 4,408,051 km (0.071 R)
• M9: 4,929,699 km (0.096 R)
• M10: 5,406,168 km (0.087 R)
• M11: 6,871,030 km (0.115 R)
• M12: 7,229,616 km (0.116 R)
• M13: 8,238,355 km (0.097 R)
• M14: 9,525,794 km (0.074 R)
• M15: 10,908,527 km (0.115 R)
• M16: 12,838,788 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 12.1

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.11 AU - 3.37 AU

Year: 3025 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,047,127 km

• M1: 150,795 km (0.084 R)
• M2: 785,838 km (0.112 R)
• M3: 1,316,760 km (0.098 R)
• M4: 1,842,597 km (0.084 R)
• M5: 2,837,572 km (0.087 R)
• M6: 3,380,613 km (0.117 R)
• M7: 3,767,024 km (0.115 R)
• M8: 4,538,051 km (0.098 R)
• M9: 5,258,664 km (0.077 R)
• M10: 6,452,007 km (0.078 R)
• M11: 8,394,535 km (0.075 R)
• M12: 11,757,196 km (0.095 R)
• M13: 13,069,169 km (0.097 R)
• M14: 14,078,506 km (0.072 R)
• M15: 15,662,448 km (0.101 R)
• M16: 16,415,524 km (0.112 R)
• M17: 19,303,511 km (0.119 R)
• M18: 21,320,240 km (0.074 R)
• M19: 21,713,383 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987

Radius: 10.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.74 AU - 5.04 AU

Year: 6134 Days

Day: 8.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,047,127 km

• M1: 125,662 km (0.108 R)
• M2: 834,307 km (0.111 R)
• M3: 1,354,908 km (0.098 R)
• M4: 1,697,637 km (0.086 R)
• M5: 2,490,356 km (0.061 R)
• M6: 2,970,864 km (0.104 R)
• M7: 3,489,670 km (0.116 R)
• M8: 5,323,889 km (0.072 R)
• M9: 7,493,357 km (0.108 R)
• M10: 9,187,553 km (0.04 R)
• M11: 10,100,699 km (0.027 R)
• M12: 10,726,018 km (0.081 R)
• M13: 12,979,410 km (0.087 R)
• M14: 18,542,058 km (0.112 R)
• M15: 24,219,895 km (0.095 R)
• M16: 25,779,453 km (0.064 R)
• M17: 30,067,676 km (0.104 R)
• M18: 30,759,417 km (0.099 R)
• M19: 33,738,509 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.1

Radius: 3.3

Gravity: 56.21 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.49 AU - 11.07 AU

Year: 21980 Days

Day: 17 Hours

Environment

Temp: -232 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,047,127 km

• M1: 41,139 km (0.087 R)
• M2: 144,811 km (0.09 R)
• M3: 391,498 km (0.095 R)
• M4: 534,962 km (0.077 R)
• M5: 1,202,318 km (0.081 R)
• M6: 1,576,462 km (0.114 R)
• M7: 2,126,235 km (0.116 R)
• M8: 3,741,443 km (0.115 R)
• M9: 6,243,018 km (0.08 R)
• M10: 6,595,770 km (0.087 R)
• M11: 7,985,834 km (0.067 R)
• M12: 10,634,015 km (0.088 R)
• M13: 12,461,203 km (0.099 R)
• M14: 13,019,353 km (0.084 R)
• M15: 16,890,348 km (0.093 R)
• M16: 19,268,954 km (0.116 R)
• M17: 20,682,205 km (0.106 R)
• M18: 22,163,074 km (0.057 R)
• M19: 22,981,075 km (0.108 R)
• M20: 25,444,503 km (0.058 R)
• M21: 28,315,735 km (0.116 R)
• M22: 32,036,982 km (0.067 R)
• M23: 43,208,652 km (0.074 R)
• M24: 45,291,952 km (0.031 R)
• M25: 48,455,498 km (0.119 R)
• M26: 51,408,261 km (0.104 R)
• M27: 52,478,335 km (0.105 R)
• M28: 66,499,993 km (0.056 R)
• M29: 68,840,452 km (0.039 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 18,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit