🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 8.3

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4 AU - 5.9 AU

Year: 7470 Days

Day: 7.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,013,153 km

• M1: 330,163 km (0.102 R)
• M2: 759,209 km (0.102 R)
• M3: 1,339,948 km (0.116 R)
• M4: 2,257,133 km (0.119 R)
• M5: 2,560,218 km (0.115 R)
• M6: 3,248,967 km (0.089 R)
• M7: 3,613,387 km (0.048 R)
• M8: 3,904,355 km (0.106 R)
• M9: 5,507,595 km (0.036 R)
• M10: 5,795,870 km (0.057 R)
• M11: 7,546,764 km (0.074 R)
• M12: 8,024,430 km (0.089 R)
• M13: 8,735,169 km (0.11 R)
• M14: 9,217,024 km (0.084 R)
• M15: 9,487,347 km (0.085 R)
• M16: 10,186,119 km (0.119 R)
• M17: 11,426,585 km (0.093 R)
• M18: 13,157,582 km (0.08 R)
• M19: 14,994,494 km (0.095 R)
• M20: 16,201,300 km (0.119 R)
• M21: 17,471,685 km (0.099 R)
• M22: 23,137,704 km (0.07 R)
• M23: 24,573,545 km (0.093 R)
• M24: 26,518,467 km (0.114 R)
• M25: 27,808,299 km (0.104 R)
• M26: 33,705,597 km (0.11 R)
• M27: 37,114,783 km (0.077 R)
• M28: 38,961,120 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.9

Radius: 12

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.9 AU - 6.28 AU

Year: 7789 Days

Day: 5.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,013,153 km

• M1: 149,299 km (0.109 R)
• M2: 634,445 km (0.092 R)
• M3: 1,478,027 km (0.112 R)
• M4: 1,889,272 km (0.045 R)
• M5: 2,325,050 km (0.098 R)
• M6: 3,518,542 km (0.097 R)
• M7: 4,081,778 km (0.042 R)
• M8: 5,420,828 km (0.076 R)
• M9: 5,904,778 km (0.04 R)
• M10: 8,302,083 km (0.105 R)
• M11: 9,810,479 km (0.105 R)
• M12: 10,980,484 km (0.059 R)
• M13: 11,442,292 km (0.075 R)
• M14: 11,917,266 km (0.096 R)
• M15: 12,515,507 km (0.089 R)
• M16: 13,831,221 km (0.115 R)
• M17: 14,492,144 km (0.108 R)
• M18: 15,747,869 km (0.09 R)
• M19: 17,142,869 km (0.086 R)
• M20: 17,905,818 km (0.06 R)
• M21: 20,101,615 km (0.054 R)
• M22: 21,028,374 km (0.073 R)
• M23: 22,307,885 km (0.109 R)
• M24: 24,496,951 km (0.095 R)
• M25: 28,425,839 km (0.115 R)
• M26: 29,593,152 km (0.061 R)
• M27: 31,301,110 km (0.069 R)
• M28: 32,127,190 km (0.088 R)
• M29: 35,243,912 km (0.079 R)
• M30: 36,138,058 km (0.119 R)
• M31: 36,818,430 km (0.094 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.3

Radius: 3.1

Gravity: 88.48 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.96 AU - 8.84 AU

Year: 13653 Days

Day: 24.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,013,153 km

• M1: 39,045 km (0.106 R)
• M2: 145,260 km (0.082 R)
• M3: 274,512 km (0.072 R)
• M4: 433,235 km (0.101 R)
• M5: 608,714 km (0.078 R)
• M6: 892,800 km (0.119 R)
• M7: 1,715,289 km (0.049 R)
• M8: 2,153,910 km (0.094 R)
• M9: 2,336,270 km (0.101 R)
• M10: 2,640,402 km (0.106 R)
• M11: 3,433,570 km (0.106 R)
• M12: 4,501,998 km (0.114 R)
• M13: 5,773,879 km (0.101 R)
• M14: 7,816,938 km (0.117 R)
• M15: 12,337,187 km (0.116 R)
• M16: 12,723,598 km (0.043 R)
• M17: 13,184,360 km (0.094 R)
• M18: 14,562,306 km (0.104 R)
• M19: 20,226,081 km (0.098 R)
• M20: 21,125,912 km (0.081 R)
• M21: 21,585,626 km (0.109 R)
• M22: 23,101,651 km (0.117 R)
• M23: 25,609,959 km (0.051 R)
• M24: 28,183,192 km (0.095 R)
• M25: 28,964,990 km (0.111 R)
• M26: 33,338,484 km (0.085 R)
• M27: 40,199,341 km (0.041 R)
• M28: 49,216,353 km (0.11 R)
• M29: 55,746,749 km (0.113 R)
• M30: 58,045,470 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.8

Radius: 4.7

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.15 AU - 9.75 AU

Year: 18160 Days

Day: 22.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,013,153 km

• M1: 70,461 km (0.104 R)
• M2: 255,962 km (0.104 R)
• M3: 415,433 km (0.063 R)
• M4: 1,609,523 km (0.077 R)
• M5: 2,829,494 km (0.095 R)
• M6: 3,021,877 km (0.116 R)
• M7: 3,751,915 km (0.056 R)
• M8: 4,281,192 km (0.069 R)
• M9: 4,477,913 km (0.074 R)
• M10: 6,382,593 km (0.094 R)
• M11: 7,695,165 km (0.111 R)
• M12: 7,902,358 km (0.109 R)
• M13: 8,371,198 km (0.111 R)
• M14: 9,792,078 km (0.105 R)
• M15: 10,035,324 km (0.114 R)
• M16: 10,183,277 km (0.034 R)
• M17: 10,584,797 km (0.06 R)
• M18: 13,397,088 km (0.099 R)
• M19: 17,157,529 km (0.087 R)
• M20: 25,100,428 km (0.083 R)
• M21: 27,627,735 km (0.116 R)
• M22: 27,821,464 km (0.113 R)
• M23: 29,706,996 km (0.096 R)
• M24: 36,566,507 km (0.095 R)
• M25: 41,809,314 km (0.058 R)
• M26: 43,357,053 km (0.057 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 13,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit