🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.4

Radius: 9.9

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.67 AU - 0.95 AU

Year: 494 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,638,094 km

• M1: 123,119 km (0.116 R)
• M2: 445,951 km (0.098 R)
• M3: 1,297,014 km (0.115 R)
• M4: 1,624,932 km (0.079 R)
• M5: 2,026,752 km (0.067 R)
• M6: 2,860,162 km (0.119 R)
• M7: 3,249,565 km (0.065 R)
• M8: 3,567,909 km (0.085 R)
• M9: 4,034,505 km (0.091 R)
• M10: 4,714,427 km (0.064 R)
• M11: 5,057,006 km (0.098 R)
• M12: 5,940,382 km (0.102 R)
• M13: 6,301,810 km (0.034 R)
• M14: 6,944,034 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 8.9

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.63 AU - 1.01 AU

Year: 504 Days

Day: 5.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,638,094 km

• M1: 110,852 km (0.103 R)
• M2: 400,025 km (0.041 R)
• M3: 812,167 km (0.078 R)
• M4: 1,555,070 km (0.072 R)
• M5: 1,960,031 km (0.059 R)
• M6: 2,434,556 km (0.03 R)
• M7: 2,885,294 km (0.079 R)
• M8: 3,601,270 km (0.062 R)
• M9: 3,900,316 km (0.07 R)
• M10: 4,344,023 km (0.106 R)
• M11: 4,623,322 km (0.053 R)
• M12: 5,757,573 km (0.109 R)
• M13: 6,241,373 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.8

Radius: 11.4

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.14 AU - 6.58 AU

Year: 8417 Days

Day: 6.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 18,638,094 km

• M1: 141,819 km (0.055 R)
• M2: 553,063 km (0.109 R)
• M3: 918,531 km (0.032 R)
• M4: 1,429,408 km (0.115 R)
• M5: 2,109,779 km (0.11 R)
• M6: 2,656,559 km (0.111 R)
• M7: 3,100,565 km (0.079 R)
• M8: 4,062,031 km (0.032 R)
• M9: 5,181,472 km (0.044 R)
• M10: 6,285,803 km (0.103 R)
• M11: 8,564,927 km (0.063 R)
• M12: 9,449,350 km (0.113 R)
• M13: 10,296,373 km (0.09 R)
• M14: 10,838,515 km (0.062 R)
• M15: 11,296,285 km (0.092 R)
• M16: 11,872,985 km (0.105 R)
• M17: 16,278,044 km (0.071 R)
• M18: 17,082,431 km (0.027 R)
• M19: 18,843,348 km (0.089 R)
• M20: 19,956,206 km (0.113 R)
• M21: 21,428,100 km (0.118 R)
• M22: 23,389,328 km (0.094 R)
• M23: 23,812,540 km (0.056 R)
• M24: 24,500,242 km (0.097 R)
• M25: 25,735,621 km (0.118 R)
• M26: 32,437,007 km (0.109 R)
• M27: 36,018,231 km (0.082 R)
• M28: 37,153,529 km (0.036 R)
• M29: 40,580,666 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.3

Radius: 12.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.44 AU - 5.54 AU

Year: 8725 Days

Day: 8.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,638,094 km

• M1: 165,605 km (0.096 R)
• M2: 659,876 km (0.082 R)
• M3: 1,661,284 km (0.034 R)
• M4: 3,320,026 km (0.09 R)
• M5: 3,755,056 km (0.1 R)
• M6: 4,860,734 km (0.071 R)
• M7: 6,031,637 km (0.112 R)
• M8: 6,872,975 km (0.088 R)
• M9: 8,129,148 km (0.106 R)
• M10: 13,528,734 km (0.106 R)
• M11: 16,998,507 km (0.104 R)
• M12: 17,425,459 km (0.077 R)
• M13: 18,152,954 km (0.062 R)
• M14: 21,596,846 km (0.098 R)
• M15: 26,868,077 km (0.094 R)
• M16: 27,839,266 km (0.08 R)
• M17: 42,812,667 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.1

Radius: 4.2

Gravity: 37.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.1 AU - 6.34 AU

Year: 9279 Days

Day: 20 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 18,638,094 km

• M1: 52,210 km (0.116 R)
• M2: 296,802 km (0.092 R)
• M3: 736,620 km (0.118 R)
• M4: 896,839 km (0.119 R)
• M5: 3,099,967 km (0.091 R)
• M6: 3,619,969 km (0.092 R)
• M7: 4,984,003 km (0.115 R)
• M8: 5,969,853 km (0.094 R)
• M9: 6,508,555 km (0.046 R)
• M10: 7,765,027 km (0.077 R)
• M11: 8,060,034 km (0.054 R)
• M12: 8,406,353 km (0.113 R)
• M13: 9,552,422 km (0.11 R)
• M14: 11,007,711 km (0.063 R)
• M15: 11,487,770 km (0.09 R)
• M16: 11,705,585 km (0.109 R)
• M17: 12,205,840 km (0.116 R)
• M18: 12,489,777 km (0.044 R)
• M19: 15,977,651 km (0.093 R)
• M20: 17,365,770 km (0.096 R)
• M21: 20,063,318 km (0.1 R)
• M22: 20,859,478 km (0.09 R)
• M23: 21,021,194 km (0.076 R)
• M24: 23,723,679 km (0.091 R)
• M25: 29,095,140 km (0.084 R)
• M26: 31,051,282 km (0.044 R)
• M27: 31,686,774 km (0.049 R)
• M28: 32,874,282 km (0.097 R)
• M29: 33,423,755 km (0.094 R)
• M30: 36,146,586 km (0.027 R)
• M31: 37,086,060 km (0.045 R)
• M32: 37,681,460 km (0.093 R)
• M33: 39,629,523 km (0.119 R)
• M34: 40,502,576 km (0.116 R)
• M35: 41,133,879 km (0.042 R)
• M36: 42,675,934 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.1

Radius: 3.8

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.52 AU - 6.06 AU

Year: 9450 Days

Day: 17.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 18,638,094 km

• M1: 47,273 km (0.119 R)
• M2: 482,154 km (0.117 R)
• M3: 697,276 km (0.115 R)
• M4: 2,706,824 km (0.12 R)
• M5: 4,350,605 km (0.092 R)
• M6: 9,601,491 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 11,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit