🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 11.2

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.15 AU - 1.53 AU

Year: 1034 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,117,341 km

• M1: 144,512 km (0.108 R)
• M2: 501,901 km (0.088 R)
• M3: 1,305,840 km (0.103 R)
• M4: 1,705,715 km (0.04 R)
• M5: 2,811,991 km (0.101 R)
• M6: 4,000,995 km (0.093 R)
• M7: 4,416,129 km (0.093 R)
• M8: 5,132,853 km (0.101 R)
• M9: 6,466,817 km (0.079 R)
• M10: 6,918,752 km (0.095 R)
• M11: 8,264,086 km (0.057 R)
• M12: 11,329,645 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.1

Radius: 10.9

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.73 AU - 2.63 AU

Year: 2146 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,117,341 km

• M1: 135,536 km (0.118 R)
• M2: 527,781 km (0.092 R)
• M3: 977,622 km (0.116 R)
• M4: 1,357,900 km (0.091 R)
• M5: 2,026,453 km (0.118 R)
• M6: 2,715,351 km (0.115 R)
• M7: 4,299,742 km (0.111 R)
• M8: 5,081,241 km (0.068 R)
• M9: 6,003,363 km (0.115 R)
• M10: 6,660,396 km (0.109 R)
• M11: 7,281,078 km (0.065 R)
• M12: 7,706,235 km (0.106 R)
• M13: 8,637,781 km (0.109 R)
• M14: 8,985,895 km (0.07 R)
• M15: 10,086,786 km (0.068 R)
• M16: 13,800,404 km (0.053 R)
• M17: 15,726,327 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 12.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.62 AU - 3.2 AU

Year: 3310 Days

Day: 9.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,117,341 km

• M1: 153,936 km (0.088 R)
• M2: 566,228 km (0.09 R)
• M3: 951,592 km (0.05 R)
• M4: 1,783,356 km (0.047 R)
• M5: 2,213,001 km (0.115 R)
• M6: 2,742,129 km (0.03 R)
• M7: 3,389,439 km (0.04 R)
• M8: 4,298,545 km (0.053 R)
• M9: 6,933,413 km (0.103 R)
• M10: 7,731,966 km (0.045 R)
• M11: 9,337,151 km (0.12 R)
• M12: 10,920,046 km (0.096 R)
• M13: 11,959,901 km (0.083 R)
• M14: 12,504,138 km (0.107 R)
• M15: 13,418,181 km (0.051 R)
• M16: 14,658,198 km (0.112 R)
• M17: 16,582,176 km (0.065 R)
• M18: 17,578,199 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.2

Radius: 3.3

Gravity: 87.71 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.49 AU - 7.07 AU

Year: 9267 Days

Day: 15.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,117,341 km

• M1: 41,289 km (0.11 R)
• M2: 145,260 km (0.082 R)
• M3: 295,306 km (0.119 R)
• M4: 423,960 km (0.109 R)
• M5: 628,161 km (0.054 R)
• M6: 904,319 km (0.114 R)
• M7: 1,615,507 km (0.107 R)
• M8: 1,803,103 km (0.089 R)
• M9: 2,473,750 km (0.085 R)
• M10: 3,728,877 km (0.082 R)
• M11: 3,835,989 km (0.06 R)
• M12: 4,141,318 km (0.085 R)
• M13: 4,256,359 km (0.08 R)
• M14: 4,644,715 km (0.118 R)
• M15: 4,768,881 km (0.105 R)
• M16: 5,987,954 km (0.052 R)
• M17: 6,135,158 km (0.106 R)
• M18: 6,436,598 km (0.104 R)
• M19: 9,165,413 km (0.114 R)
• M20: 13,688,205 km (0.079 R)
• M21: 14,795,977 km (0.114 R)
• M22: 15,065,104 km (0.094 R)
• M23: 21,582,934 km (0.078 R)
• M24: 22,632,213 km (0.099 R)
• M25: 24,643,257 km (0.038 R)
• M26: 25,499,256 km (0.066 R)
• M27: 25,692,088 km (0.079 R)
• M28: 27,980,487 km (0.076 R)
• M29: 28,391,881 km (0.105 R)
• M30: 31,054,723 km (0.098 R)
• M31: 32,390,033 km (0.105 R)
• M32: 40,554,936 km (0.109 R)
• M33: 41,880,373 km (0.026 R)
• M34: 49,839,129 km (0.104 R)
• M35: 50,291,812 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.6

Radius: 3

Gravity: 87.73 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.99 AU - 9.01 AU

Year: 15089 Days

Day: 22.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,117,341 km

• M1: 87,066 km (0.115 R)
• M2: 334,202 km (0.114 R)
• M3: 435,629 km (0.118 R)
• M4: 623,374 km (0.118 R)
• M5: 760,256 km (0.074 R)
• M6: 1,082,191 km (0.053 R)
• M7: 1,267,094 km (0.098 R)
• M8: 1,599,500 km (0.11 R)
• M9: 2,162,288 km (0.088 R)
• M10: 3,069,300 km (0.04 R)
• M11: 3,778,992 km (0.078 R)
• M12: 5,514,178 km (0.12 R)
• M13: 6,681,340 km (0.106 R)
• M14: 7,164,092 km (0.083 R)
• M15: 8,497,159 km (0.049 R)
• M16: 10,327,339 km (0.081 R)
• M17: 11,212,211 km (0.118 R)
• M18: 13,471,139 km (0.119 R)
• M19: 14,168,265 km (0.081 R)
• M20: 16,639,173 km (0.072 R)
• M21: 16,956,919 km (0.102 R)
• M22: 17,117,288 km (0.028 R)
• M23: 17,359,786 km (0.068 R)
• M24: 18,777,226 km (0.106 R)
• M25: 24,598,976 km (0.07 R)
• M26: 25,743,550 km (0.119 R)
• M27: 26,382,632 km (0.088 R)
• M28: 30,796,517 km (0.095 R)
• M29: 34,380,283 km (0.099 R)
• M30: 34,508,638 km (0.102 R)
• M31: 40,618,664 km (0.113 R)
• M32: 41,775,355 km (0.094 R)
• M33: 46,936,482 km (0.066 R)
• M34: 53,877,972 km (0.083 R)
• M35: 54,572,705 km (0.082 R)
• M36: 55,449,498 km (0.089 R)
• M37: 58,500,696 km (0.074 R)
• M38: 59,050,468 km (0.094 R)
• M39: 62,231,368 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 17,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit