🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.4

Radius: 13.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.51 AU - 1.93 AU

Year: 1504 Days

Day: 14.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,974,013 km

• M1: 169,195 km (0.074 R)
• M2: 688,749 km (0.109 R)
• M3: 1,129,763 km (0.118 R)
• M4: 1,685,070 km (0.112 R)
• M5: 2,193,703 km (0.11 R)
• M6: 3,025,168 km (0.108 R)
• M7: 3,473,214 km (0.079 R)
• M8: 4,277,302 km (0.101 R)
• M9: 5,003,750 km (0.062 R)
• M10: 5,830,876 km (0.109 R)
• M11: 6,573,929 km (0.06 R)
• M12: 7,496,200 km (0.036 R)
• M13: 8,000,943 km (0.095 R)
• M14: 8,451,831 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 12

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.29 AU - 2.35 AU

Year: 2356 Days

Day: 6.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,974,013 km

• M1: 149,299 km (0.103 R)
• M2: 657,483 km (0.083 R)
• M3: 1,148,313 km (0.098 R)
• M4: 1,864,588 km (0.073 R)
• M5: 2,418,848 km (0.086 R)
• M6: 3,054,639 km (0.074 R)
• M7: 3,514,054 km (0.057 R)
• M8: 4,198,614 km (0.116 R)
• M9: 4,643,668 km (0.076 R)
• M10: 5,082,438 km (0.12 R)
• M11: 5,854,961 km (0.114 R)
• M12: 7,436,061 km (0.1 R)
• M13: 8,646,757 km (0.114 R)
• M14: 9,285,241 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 8.9

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.58 AU - 5.96 AU

Year: 6947 Days

Day: 14.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 32,974,013 km

• M1: 110,702 km (0.074 R)
• M2: 391,647 km (0.098 R)
• M3: 1,024,446 km (0.08 R)
• M4: 1,303,446 km (0.12 R)
• M5: 1,834,967 km (0.092 R)
• M6: 2,168,272 km (0.07 R)
• M7: 3,021,727 km (0.097 R)
• M8: 3,328,702 km (0.094 R)
• M9: 4,136,082 km (0.115 R)
• M10: 5,007,938 km (0.057 R)
• M11: 5,314,016 km (0.093 R)
• M12: 5,600,047 km (0.071 R)
• M13: 6,203,225 km (0.093 R)
• M14: 7,420,952 km (0.08 R)
• M15: 8,616,389 km (0.105 R)
• M16: 9,147,012 km (0.086 R)
• M17: 9,746,152 km (0.088 R)
• M18: 11,861,765 km (0.084 R)
• M19: 13,315,108 km (0.03 R)
• M20: 13,666,663 km (0.087 R)
• M21: 14,572,927 km (0.113 R)
• M22: 18,455,889 km (0.111 R)
• M23: 19,562,166 km (0.117 R)
• M24: 21,503,348 km (0.109 R)
• M25: 21,825,432 km (0.055 R)
• M26: 22,150,807 km (0.085 R)
• M27: 27,051,783 km (0.084 R)
• M28: 30,153,844 km (0.056 R)
• M29: 31,582,654 km (0.118 R)
• M30: 32,949,230 km (0.102 R)
• M31: 38,455,479 km (0.114 R)
• M32: 39,650,018 km (0.09 R)
• M33: 41,239,495 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.5

Radius: 11.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.65 AU - 6.49 AU

Year: 8766 Days

Day: 9.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,974,013 km

• M1: 144,960 km (0.087 R)
• M2: 511,924 km (0.07 R)
• M3: 891,005 km (0.064 R)
• M4: 1,680,582 km (0.108 R)
• M5: 2,184,877 km (0.119 R)
• M6: 3,195,560 km (0.114 R)
• M7: 4,355,392 km (0.074 R)
• M8: 5,832,971 km (0.076 R)
• M9: 6,205,768 km (0.117 R)
• M10: 6,779,327 km (0.117 R)
• M11: 8,386,905 km (0.025 R)
• M12: 9,473,884 km (0.104 R)
• M13: 11,431,372 km (0.103 R)
• M14: 12,623,368 km (0.074 R)
• M15: 14,099,749 km (0.07 R)
• M16: 20,966,291 km (0.088 R)
• M17: 21,436,477 km (0.096 R)
• M18: 21,845,029 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 4.3

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.86 AU - 7.1 AU

Year: 9752 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 32,974,013 km

• M1: 53,706 km (0.11 R)
• M2: 229,932 km (0.092 R)
• M3: 497,263 km (0.099 R)
• M4: 632,051 km (0.118 R)
• M5: 881,580 km (0.028 R)
• M6: 1,072,617 km (0.111 R)
• M7: 1,291,179 km (0.044 R)
• M8: 1,859,950 km (0.103 R)
• M9: 2,707,572 km (0.063 R)
• M10: 3,134,075 km (0.088 R)
• M11: 4,369,305 km (0.092 R)
• M12: 4,576,348 km (0.12 R)
• M13: 5,412,002 km (0.072 R)
• M14: 5,928,264 km (0.063 R)
• M15: 6,576,921 km (0.118 R)
• M16: 7,416,165 km (0.077 R)
• M17: 7,673,772 km (0.094 R)
• M18: 7,975,511 km (0.103 R)
• M19: 8,969,739 km (0.093 R)
• M20: 9,177,979 km (0.112 R)
• M21: 10,313,726 km (0.111 R)
• M22: 10,450,458 km (0.106 R)
• M23: 11,057,377 km (0.064 R)
• M24: 14,391,016 km (0.059 R)
• M25: 15,141,399 km (0.03 R)
• M26: 16,470,127 km (0.1 R)
• M27: 22,183,419 km (0.12 R)
• M28: 23,105,391 km (0.106 R)
• M29: 26,024,195 km (0.103 R)
• M30: 28,457,405 km (0.09 R)
• M31: 29,453,427 km (0.111 R)
• M32: 29,913,740 km (0.103 R)
• M33: 30,660,233 km (0.116 R)
• M34: 30,848,727 km (0.069 R)
• M35: 31,323,401 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 14,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit