🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.7

Radius: 14.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1 AU - 1.22 AU

Year: 767 Days

Day: 9.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,272,394 km

• M1: 182,809 km (0.084 R)
• M2: 660,026 km (0.095 R)
• M3: 1,638,396 km (0.109 R)
• M4: 2,232,898 km (0.116 R)
• M5: 2,694,108 km (0.096 R)
• M6: 3,242,983 km (0.077 R)
• M7: 3,709,878 km (0.078 R)
• M8: 4,674,784 km (0.087 R)
• M9: 5,854,064 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163

Radius: 14.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.28 AU - 1.66 AU

Year: 1169 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,272,394 km

• M1: 184,005 km (0.094 R)
• M2: 678,576 km (0.109 R)
• M3: 1,145,620 km (0.088 R)
• M4: 2,154,957 km (0.056 R)
• M5: 3,067,804 km (0.06 R)
• M6: 3,543,375 km (0.085 R)
• M7: 4,082,825 km (0.11 R)
• M8: 5,802,752 km (0.041 R)
• M9: 6,478,485 km (0.074 R)
• M10: 7,060,720 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 9.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.63 AU - 2.55 AU

Year: 1982 Days

Day: 11.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,272,394 km

• M1: 121,922 km (0.098 R)
• M2: 452,234 km (0.101 R)
• M3: 770,579 km (0.073 R)
• M4: 1,221,167 km (0.119 R)
• M5: 1,568,982 km (0.059 R)
• M6: 1,965,417 km (0.083 R)
• M7: 2,438,744 km (0.098 R)
• M8: 2,927,481 km (0.094 R)
• M9: 3,810,407 km (0.098 R)
• M10: 4,745,394 km (0.114 R)
• M11: 5,750,542 km (0.104 R)
• M12: 6,516,184 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634

Radius: 13.7

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.43 AU - 4.01 AU

Year: 4707 Days

Day: 6.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,272,394 km

• M1: 170,691 km (0.089 R)
• M2: 820,694 km (0.102 R)
• M3: 1,547,740 km (0.109 R)
• M4: 2,357,662 km (0.059 R)
• M5: 2,905,041 km (0.098 R)
• M6: 3,853,492 km (0.091 R)
• M7: 4,668,351 km (0.068 R)
• M8: 5,400,782 km (0.035 R)
• M9: 5,940,382 km (0.107 R)
• M10: 7,466,430 km (0.03 R)
• M11: 8,137,825 km (0.089 R)
• M12: 8,620,129 km (0.09 R)
• M13: 11,234,950 km (0.046 R)
• M14: 12,070,304 km (0.064 R)
• M15: 13,197,375 km (0.072 R)
• M16: 14,608,830 km (0.113 R)
• M17: 15,774,497 km (0.113 R)
• M18: 16,350,898 km (0.083 R)
• M19: 18,165,071 km (0.074 R)
• M20: 19,644,295 km (0.116 R)
• M21: 21,481,506 km (0.084 R)
• M22: 24,030,504 km (0.086 R)
• M23: 26,612,863 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.8

Radius: 5.9

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.75 AU - 10.79 AU

Year: 18515 Days

Day: 18.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,272,394 km

• M1: 73,453 km (0.11 R)
• M2: 303,085 km (0.073 R)
• M3: 657,183 km (0.106 R)
• M4: 934,388 km (0.09 R)
• M5: 3,159,507 km (0.104 R)
• M6: 3,648,692 km (0.113 R)
• M7: 4,157,325 km (0.076 R)
• M8: 4,744,347 km (0.085 R)
• M9: 5,527,043 km (0.117 R)
• M10: 6,120,198 km (0.032 R)
• M11: 6,878,510 km (0.068 R)
• M12: 9,788,937 km (0.04 R)
• M13: 11,222,084 km (0.112 R)
• M14: 11,689,727 km (0.11 R)
• M15: 20,180,603 km (0.047 R)
• M16: 20,872,045 km (0.088 R)
• M17: 23,795,636 km (0.031 R)
• M18: 24,179,354 km (0.078 R)
• M19: 26,465,659 km (0.115 R)
• M20: 28,032,098 km (0.106 R)
• M21: 29,328,962 km (0.109 R)
• M22: 30,891,960 km (0.103 R)
• M23: 32,392,277 km (0.105 R)
• M24: 35,537,273 km (0.089 R)
• M25: 39,814,576 km (0.11 R)
• M26: 41,589,704 km (0.103 R)
• M27: 42,146,358 km (0.05 R)
• M28: 43,274,475 km (0.058 R)
• M29: 43,989,703 km (0.099 R)
• M30: 47,079,946 km (0.087 R)
• M31: 53,034,091 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363

Radius: 7.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.11 AU - 11.63 AU

Year: 20342 Days

Day: 25 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,272,394 km

• M1: 95,144 km (0.045 R)
• M2: 368,759 km (0.09 R)
• M3: 607,068 km (0.093 R)
• M4: 1,031,477 km (0.095 R)
• M5: 1,401,732 km (0.082 R)
• M6: 1,893,610 km (0.113 R)
• M7: 2,189,814 km (0.109 R)
• M8: 2,432,162 km (0.106 R)
• M9: 2,737,641 km (0.034 R)
• M10: 4,348,661 km (0.106 R)
• M11: 5,874,559 km (0.039 R)
• M12: 6,468,014 km (0.113 R)
• M13: 10,609,631 km (0.079 R)
• M14: 11,368,690 km (0.113 R)
• M15: 11,792,202 km (0.1 R)
• M16: 12,864,519 km (0.098 R)
• M17: 13,592,163 km (0.03 R)
• M18: 16,470,576 km (0.075 R)
• M19: 17,091,407 km (0.101 R)
• M20: 18,628,376 km (0.03 R)
• M21: 21,974,581 km (0.046 R)
• M22: 22,917,646 km (0.075 R)
• M23: 23,496,290 km (0.104 R)
• M24: 23,789,203 km (0.08 R)
• M25: 25,086,815 km (0.045 R)
• M26: 27,174,154 km (0.087 R)
• M27: 29,037,395 km (0.072 R)
• M28: 30,867,127 km (0.105 R)
• M29: 35,647,078 km (0.119 R)
• M30: 40,897,814 km (0.088 R)
• M31: 51,738,424 km (0.085 R)
• M32: 52,234,490 km (0.098 R)
• M33: 53,404,345 km (0.055 R)
• M34: 55,277,610 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 14,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit