🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.4

Radius: 10.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.47 AU - 0.63 AU

Year: 272 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,740,157 km

• M1: 128,505 km (0.102 R)
• M2: 498,460 km (0.083 R)
• M3: 911,949 km (0.101 R)
• M4: 1,372,710 km (0.087 R)
• M5: 1,964,669 km (0.066 R)
• M6: 2,495,741 km (0.108 R)
• M7: 2,864,350 km (0.102 R)
• M8: 3,496,551 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.9

Radius: 12.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.66 AU - 0.7 AU

Year: 374 Days

Day: 14.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,740,157 km

• M1: 158,125 km (0.05 R)
• M2: 558,299 km (0.03 R)
• M3: 1,013,974 km (0.062 R)
• M4: 2,350,781 km (0.117 R)
• M5: 3,068,103 km (0.06 R)
• M6: 4,091,352 km (0.091 R)
• M7: 4,515,761 km (0.063 R)

Asteroid Belt

Center: 1.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 13.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2 AU - 2.42 AU

Year: 2191 Days

Day: 11 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,740,157 km

• M1: 166,652 km (0.091 R)
• M2: 598,691 km (0.08 R)
• M3: 1,185,264 km (0.094 R)
• M4: 1,719,029 km (0.109 R)
• M5: 2,226,465 km (0.1 R)
• M6: 2,727,768 km (0.085 R)
• M7: 3,304,467 km (0.094 R)
• M8: 4,749,134 km (0.098 R)
• M9: 5,712,993 km (0.076 R)
• M10: 6,255,285 km (0.065 R)
• M11: 6,888,384 km (0.117 R)
• M12: 8,544,282 km (0.072 R)
• M13: 9,786,992 km (0.119 R)
• M14: 10,680,091 km (0.078 R)
• M15: 11,996,253 km (0.115 R)
• M16: 13,687,906 km (0.074 R)
• M17: 14,473,145 km (0.081 R)
• M18: 15,190,617 km (0.087 R)
• M19: 17,167,852 km (0.086 R)
• M20: 18,633,612 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.3

Radius: 14.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.34 AU - 2.92 AU

Year: 2844 Days

Day: 11.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 171.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,740,157 km

• M1: 177,872 km (0.115 R)
• M2: 832,512 km (0.08 R)
• M3: 1,523,654 km (0.12 R)
• M4: 2,148,375 km (0.108 R)
• M5: 2,694,706 km (0.113 R)
• M6: 4,976,523 km (0.117 R)
• M7: 7,771,759 km (0.043 R)
• M8: 10,878,458 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.3

Radius: 4.4

Gravity: 48.98 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.26 AU - 10.14 AU

Year: 17112 Days

Day: 19.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 61,740,157 km

• M1: 71,209 km (0.047 R)
• M2: 317,746 km (0.099 R)
• M3: 485,445 km (0.102 R)
• M4: 656,585 km (0.097 R)
• M5: 924,664 km (0.099 R)
• M6: 1,860,250 km (0.045 R)
• M7: 3,892,088 km (0.112 R)
• M8: 4,147,003 km (0.056 R)
• M9: 4,550,468 km (0.095 R)
• M10: 5,318,503 km (0.12 R)
• M11: 5,713,143 km (0.104 R)
• M12: 7,014,345 km (0.116 R)
• M13: 7,586,108 km (0.102 R)
• M14: 8,501,049 km (0.068 R)
• M15: 8,876,090 km (0.062 R)
• M16: 10,067,039 km (0.102 R)
• M17: 10,670,068 km (0.063 R)
• M18: 13,252,875 km (0.092 R)
• M19: 16,883,616 km (0.119 R)
• M20: 19,151,819 km (0.101 R)
• M21: 21,813,015 km (0.065 R)
• M22: 23,963,485 km (0.087 R)
• M23: 26,930,459 km (0.075 R)
• M24: 27,389,874 km (0.06 R)
• M25: 30,753,133 km (0.102 R)
• M26: 34,921,977 km (0.118 R)
• M27: 35,605,640 km (0.097 R)
• M28: 36,577,727 km (0.108 R)
• M29: 37,996,812 km (0.072 R)
• M30: 40,643,049 km (0.082 R)
• M31: 40,793,544 km (0.115 R)
• M32: 46,463,154 km (0.115 R)
• M33: 48,802,565 km (0.079 R)
• M34: 49,143,050 km (0.112 R)
• M35: 52,993,849 km (0.053 R)
• M36: 53,173,516 km (0.105 R)
• M37: 58,179,210 km (0.107 R)
• M38: 64,303,149 km (0.084 R)
• M39: 66,994,265 km (0.066 R)
• M40: 67,204,300 km (0.102 R)
• M41: 71,279,346 km (0.088 R)
• M42: 72,821,251 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 6.8

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.19 AU - 10.15 AU

Year: 18518 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,740,157 km

• M1: 84,972 km (0.087 R)
• M2: 382,223 km (0.109 R)
• M3: 639,381 km (0.105 R)
• M4: 980,165 km (0.085 R)
• M5: 1,452,595 km (0.119 R)
• M6: 1,903,633 km (0.062 R)
• M7: 2,300,217 km (0.077 R)
• M8: 3,058,080 km (0.091 R)
• M9: 3,741,892 km (0.093 R)
• M10: 4,119,925 km (0.102 R)
• M11: 6,008,000 km (0.099 R)
• M12: 6,445,125 km (0.083 R)
• M13: 7,031,848 km (0.108 R)
• M14: 7,562,621 km (0.101 R)
• M15: 11,087,297 km (0.108 R)
• M16: 11,442,741 km (0.117 R)
• M17: 14,010,439 km (0.086 R)
• M18: 14,426,171 km (0.111 R)
• M19: 16,783,385 km (0.088 R)
• M20: 18,134,553 km (0.08 R)
• M21: 23,677,453 km (0.063 R)
• M22: 26,830,677 km (0.101 R)
• M23: 29,118,926 km (0.105 R)
• M24: 31,652,217 km (0.064 R)
• M25: 33,338,633 km (0.118 R)
• M26: 34,454,035 km (0.114 R)
• M27: 37,284,577 km (0.113 R)
• M28: 42,821,343 km (0.091 R)
• M29: 52,116,308 km (0.076 R)
• M30: 56,182,079 km (0.1 R)
• M31: 56,704,774 km (0.094 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 16,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit