🌌 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: 810.5

Radius: 10.7

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.91 AU - 1.31 AU

Year: 767 Days

Day: 7.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,325,962 km

• M1: 133,142 km (0.117 R)
• M2: 546,930 km (0.097 R)
• M3: 1,522,158 km (0.1 R)
• M4: 1,966,913 km (0.091 R)
• M5: 2,497,686 km (0.109 R)
• M6: 3,527,967 km (0.087 R)
• M7: 4,331,906 km (0.1 R)
• M8: 4,682,563 km (0.079 R)
• M9: 5,441,323 km (0.119 R)
• M10: 5,830,577 km (0.098 R)
• M11: 6,259,325 km (0.115 R)
• M12: 6,774,839 km (0.101 R)
• M13: 7,530,009 km (0.105 R)
• M14: 8,571,060 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 10.4

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.99 AU - 1.47 AU

Year: 895 Days

Day: 6.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,325,962 km

• M1: 129,402 km (0.061 R)
• M2: 514,766 km (0.102 R)
• M3: 970,741 km (0.06 R)
• M4: 1,342,192 km (0.114 R)
• M5: 1,674,299 km (0.117 R)
• M6: 2,011,643 km (0.044 R)
• M7: 3,021,877 km (0.098 R)
• M8: 3,396,320 km (0.099 R)
• M9: 3,786,173 km (0.116 R)
• M10: 4,764,991 km (0.11 R)
• M11: 5,216,328 km (0.093 R)
• M12: 5,573,269 km (0.045 R)
• M13: 6,053,478 km (0.067 R)
• M14: 6,403,537 km (0.105 R)
• M15: 8,045,523 km (0.077 R)
• M16: 8,632,246 km (0.026 R)
• M17: 9,105,125 km (0.092 R)
• M18: 9,595,058 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 9

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.14 AU - 1.88 AU

Year: 1217 Days

Day: 6.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,325,962 km

• M1: 112,049 km (0.033 R)
• M2: 414,386 km (0.096 R)
• M3: 1,119,142 km (0.081 R)
• M4: 1,436,738 km (0.086 R)
• M5: 1,728,603 km (0.115 R)
• M6: 2,158,099 km (0.108 R)
• M7: 3,411,579 km (0.116 R)
• M8: 3,708,531 km (0.065 R)
• M9: 4,005,932 km (0.111 R)
• M10: 5,761,463 km (0.117 R)
• M11: 6,116,309 km (0.087 R)
• M12: 7,269,409 km (0.097 R)
• M13: 9,656,991 km (0.103 R)
• M14: 11,874,780 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 9.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.52 AU - 4.78 AU

Year: 6578 Days

Day: 7.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,325,962 km

• M1: 113,246 km (0.102 R)
• M2: 442,959 km (0.079 R)
• M3: 759,060 km (0.097 R)
• M4: 1,131,409 km (0.115 R)
• M5: 1,766,152 km (0.096 R)
• M6: 2,157,201 km (0.119 R)
• M7: 2,558,124 km (0.1 R)
• M8: 2,903,695 km (0.039 R)
• M9: 3,394,076 km (0.114 R)
• M10: 4,176,922 km (0.077 R)
• M11: 4,851,609 km (0.076 R)
• M12: 5,788,091 km (0.083 R)
• M13: 9,943,322 km (0.039 R)
• M14: 10,469,906 km (0.09 R)
• M15: 11,490,612 km (0.097 R)
• M16: 12,390,892 km (0.103 R)
• M17: 13,192,288 km (0.052 R)
• M18: 13,828,229 km (0.112 R)
• M19: 16,521,888 km (0.071 R)
• M20: 18,380,043 km (0.065 R)
• M21: 21,090,607 km (0.097 R)
• M22: 23,273,090 km (0.027 R)
• M23: 23,556,130 km (0.115 R)
• M24: 23,841,413 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.7

Radius: 6.9

Gravity: 18.2 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.96 AU - 11.7 AU

Year: 23380 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,325,962 km

• M1: 85,869 km (0.074 R)
• M2: 452,534 km (0.096 R)
• M3: 682,465 km (0.08 R)
• M4: 1,018,163 km (0.071 R)
• M5: 1,745,658 km (0.103 R)
• M6: 2,220,182 km (0.073 R)
• M7: 2,500,379 km (0.076 R)
• M8: 2,725,823 km (0.093 R)
• M9: 3,047,608 km (0.112 R)
• M10: 6,894,068 km (0.095 R)
• M11: 9,741,215 km (0.111 R)
• M12: 10,050,583 km (0.074 R)
• M13: 10,430,562 km (0.065 R)
• M14: 11,422,545 km (0.099 R)
• M15: 13,516,168 km (0.106 R)
• M16: 17,071,959 km (0.114 R)
• M17: 17,431,443 km (0.084 R)
• M18: 18,920,092 km (0.079 R)
• M19: 20,190,477 km (0.078 R)
• M20: 22,361,291 km (0.11 R)
• M21: 25,374,641 km (0.088 R)
• M22: 26,676,292 km (0.107 R)
• M23: 30,583,340 km (0.095 R)
• M24: 33,436,470 km (0.042 R)
• M25: 35,434,051 km (0.114 R)
• M26: 37,510,021 km (0.077 R)
• M27: 44,560,269 km (0.098 R)
• M28: 46,277,204 km (0.071 R)
• M29: 46,625,767 km (0.119 R)
• M30: 47,859,800 km (0.078 R)
• M31: 48,216,291 km (0.045 R)
• M32: 49,478,000 km (0.062 R)
• M33: 56,316,717 km (0.114 R)
• M34: 58,933,184 km (0.061 R)
• M35: 63,115,192 km (0.104 R)
• M36: 66,157,414 km (0.088 R)
• M37: 76,353,108 km (0.114 R)
• M38: 79,305,122 km (0.055 R)
• M39: 88,080,534 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 19,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit