🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.2

Radius: 14

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.6 AU - 0.82 AU

Year: 386 Days

Day: 6.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,471,628 km

• M1: 174,132 km (0.11 R)
• M2: 628,161 km (0.092 R)
• M3: 1,101,788 km (0.09 R)
• M4: 1,682,378 km (0.082 R)
• M5: 2,131,470 km (0.106 R)
• M6: 2,704,430 km (0.099 R)
• M7: 3,625,355 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.1

Radius: 8.5

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.86 AU - 2.32 AU

Year: 1951 Days

Day: 7.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,471,628 km

• M1: 105,766 km (0.086 R)
• M2: 398,678 km (0.113 R)
• M3: 824,733 km (0.068 R)
• M4: 1,520,064 km (0.083 R)
• M5: 2,691,116 km (0.067 R)
• M6: 3,076,929 km (0.081 R)
• M7: 4,336,094 km (0.102 R)
• M8: 4,607,465 km (0.114 R)
• M9: 5,300,552 km (0.057 R)
• M10: 5,833,419 km (0.102 R)
• M11: 6,535,632 km (0.079 R)
• M12: 7,677,961 km (0.088 R)
• M13: 8,201,703 km (0.11 R)
• M14: 9,082,386 km (0.109 R)
• M15: 9,668,361 km (0.097 R)
• M16: 11,341,463 km (0.12 R)
• M17: 12,102,767 km (0.089 R)
• M18: 12,642,965 km (0.108 R)
• M19: 12,983,300 km (0.095 R)
• M20: 15,443,138 km (0.052 R)
• M21: 16,833,650 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.4

Radius: 11.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.9 AU - 5.16 AU

Year: 6225 Days

Day: 14.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,471,628 km

• M1: 154,684 km (0.092 R)
• M2: 1,395,000 km (0.098 R)
• M3: 2,173,956 km (0.103 R)
• M4: 2,619,160 km (0.113 R)
• M5: 4,134,586 km (0.104 R)
• M6: 8,184,500 km (0.103 R)
• M7: 12,020,787 km (0.101 R)
• M8: 13,962,418 km (0.05 R)
• M9: 17,333,157 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.5

Radius: 7.2

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.8 AU - 7.94 AU

Year: 10381 Days

Day: 24.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,471,628 km

• M1: 89,609 km (0.034 R)
• M2: 499,208 km (0.109 R)
• M3: 1,074,412 km (0.092 R)
• M4: 1,948,063 km (0.115 R)
• M5: 2,289,296 km (0.079 R)
• M6: 2,590,586 km (0.117 R)
• M7: 4,542,839 km (0.069 R)
• M8: 5,336,006 km (0.068 R)
• M9: 6,434,803 km (0.089 R)
• M10: 7,076,428 km (0.082 R)
• M11: 8,442,556 km (0.108 R)
• M12: 9,976,084 km (0.035 R)
• M13: 10,834,626 km (0.032 R)
• M14: 11,096,272 km (0.091 R)
• M15: 13,284,291 km (0.078 R)
• M16: 14,135,353 km (0.082 R)
• M17: 14,957,543 km (0.117 R)
• M18: 15,545,313 km (0.063 R)
• M19: 19,018,228 km (0.103 R)
• M20: 21,299,894 km (0.089 R)
• M21: 22,633,859 km (0.05 R)
• M22: 24,378,469 km (0.056 R)
• M23: 24,828,310 km (0.063 R)
• M24: 25,837,198 km (0.095 R)
• M25: 26,493,484 km (0.105 R)
• M26: 28,827,659 km (0.078 R)
• M27: 30,770,038 km (0.111 R)
• M28: 33,678,221 km (0.111 R)
• M29: 39,414,850 km (0.113 R)
• M30: 40,409,227 km (0.104 R)
• M31: 42,707,799 km (0.114 R)
• M32: 43,230,194 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83

Radius: 5.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.05 AU - 10.23 AU

Year: 17842 Days

Day: 19.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,471,628 km

• M1: 93,349 km (0.118 R)
• M2: 270,323 km (0.072 R)
• M3: 925,263 km (0.082 R)
• M4: 1,104,631 km (0.071 R)
• M5: 1,625,082 km (0.074 R)
• M6: 1,859,801 km (0.1 R)
• M7: 2,953,511 km (0.09 R)
• M8: 3,478,898 km (0.098 R)
• M9: 5,020,505 km (0.073 R)
• M10: 5,399,885 km (0.078 R)
• M11: 5,798,114 km (0.101 R)
• M12: 8,010,517 km (0.089 R)
• M13: 8,692,235 km (0.079 R)
• M14: 9,674,943 km (0.09 R)
• M15: 14,466,712 km (0.107 R)
• M16: 17,763,850 km (0.113 R)
• M17: 18,780,666 km (0.119 R)
• M18: 22,450,003 km (0.114 R)
• M19: 23,237,037 km (0.071 R)
• M20: 23,879,859 km (0.117 R)
• M21: 24,534,500 km (0.116 R)
• M22: 25,623,722 km (0.07 R)
• M23: 26,570,078 km (0.101 R)
• M24: 34,891,459 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.3

Radius: 5.4

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.42 AU - 12.04 AU

Year: 21127 Days

Day: 24.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,471,628 km

• M1: 67,319 km (0.115 R)
• M2: 314,455 km (0.111 R)
• M3: 673,340 km (0.12 R)
• M4: 1,031,777 km (0.106 R)
• M5: 1,345,334 km (0.085 R)
• M6: 2,389,078 km (0.067 R)
• M7: 2,770,253 km (0.048 R)
• M8: 3,063,166 km (0.054 R)
• M9: 5,093,060 km (0.101 R)
• M10: 5,458,078 km (0.089 R)
• M11: 5,879,496 km (0.107 R)
• M12: 6,743,722 km (0.108 R)
• M13: 9,786,394 km (0.095 R)
• M14: 10,581,656 km (0.095 R)
• M15: 11,419,254 km (0.071 R)
• M16: 12,494,713 km (0.076 R)
• M17: 13,914,397 km (0.092 R)
• M18: 15,065,702 km (0.099 R)
• M19: 17,638,337 km (0.115 R)
• M20: 17,968,948 km (0.12 R)
• M21: 21,786,985 km (0.102 R)
• M22: 22,359,347 km (0.088 R)
• M23: 22,649,267 km (0.059 R)
• M24: 25,267,828 km (0.097 R)
• M25: 26,758,272 km (0.11 R)
• M26: 29,217,063 km (0.103 R)
• M27: 30,264,996 km (0.043 R)
• M28: 30,501,211 km (0.102 R)
• M29: 31,700,836 km (0.059 R)
• M30: 32,066,752 km (0.091 R)
• M31: 33,181,556 km (0.062 R)
• M32: 39,848,534 km (0.094 R)
• M33: 43,644,132 km (0.04 R)
• M34: 52,113,465 km (0.097 R)
• M35: 61,236,841 km (0.075 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: 438 - 14,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit