🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.4

Radius: 13.9

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.5 AU - 0.54 AU

Year: 254 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,773,637 km

• M1: 172,935 km (0.116 R)
• M2: 612,005 km (0.102 R)
• M3: 1,049,279 km (0.082 R)
• M4: 1,570,628 km (0.107 R)
• M5: 2,133,714 km (0.066 R)
• M6: 2,600,011 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.4

Radius: 9.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.55 AU - 0.75 AU

Year: 355 Days

Day: 8.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,773,637 km

• M1: 120,875 km (0.08 R)
• M2: 465,399 km (0.102 R)
• M3: 844,630 km (0.114 R)
• M4: 1,179,430 km (0.064 R)
• M5: 1,598,453 km (0.088 R)
• M6: 1,912,010 km (0.117 R)
• M7: 2,568,147 km (0.094 R)
• M8: 3,204,985 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.1

Radius: 8.3

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.73 AU - 2.77 AU

Year: 2289 Days

Day: 14.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,773,637 km

• M1: 103,223 km (0.104 R)
• M2: 375,042 km (0.117 R)
• M3: 913,893 km (0.105 R)
• M4: 1,209,648 km (0.048 R)
• M5: 2,225,119 km (0.081 R)
• M6: 2,508,607 km (0.043 R)
• M7: 3,856,334 km (0.083 R)
• M8: 5,109,964 km (0.035 R)
• M9: 6,507,059 km (0.106 R)
• M10: 6,920,996 km (0.099 R)
• M11: 7,680,055 km (0.115 R)
• M12: 7,955,316 km (0.105 R)
• M13: 8,623,420 km (0.11 R)
• M14: 9,191,293 km (0.038 R)
• M15: 10,475,890 km (0.096 R)
• M16: 12,039,188 km (0.092 R)
• M17: 12,537,050 km (0.101 R)
• M18: 14,434,399 km (0.1 R)
• M19: 14,854,470 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.8

Radius: 3.5

Gravity: 29.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.4 AU - 6.56 AU

Year: 11188 Days

Day: 15.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,773,637 km

• M1: 48,171 km (0.054 R)
• M2: 221,405 km (0.086 R)
• M3: 330,462 km (0.076 R)
• M4: 565,779 km (0.064 R)
• M5: 795,861 km (0.107 R)
• M6: 1,230,293 km (0.108 R)
• M7: 1,479,373 km (0.059 R)
• M8: 1,673,103 km (0.092 R)
• M9: 3,120,462 km (0.084 R)
• M10: 3,606,655 km (0.103 R)
• M11: 3,729,475 km (0.112 R)
• M12: 3,931,881 km (0.058 R)
• M13: 4,249,178 km (0.087 R)
• M14: 4,442,010 km (0.054 R)
• M15: 4,815,555 km (0.119 R)
• M16: 5,790,335 km (0.093 R)
• M17: 6,557,024 km (0.063 R)
• M18: 6,703,481 km (0.104 R)
• M19: 8,765,986 km (0.115 R)
• M20: 8,943,709 km (0.113 R)
• M21: 10,353,968 km (0.108 R)
• M22: 11,690,475 km (0.073 R)
• M23: 13,724,857 km (0.114 R)
• M24: 13,904,374 km (0.096 R)
• M25: 14,329,232 km (0.094 R)
• M26: 16,788,172 km (0.082 R)
• M27: 17,200,464 km (0.115 R)
• M28: 20,902,413 km (0.107 R)
• M29: 21,219,710 km (0.096 R)
• M30: 22,355,307 km (0.105 R)
• M31: 24,220,793 km (0.105 R)
• M32: 25,550,568 km (0.089 R)
• M33: 30,131,704 km (0.084 R)
• M34: 33,148,794 km (0.086 R)
• M35: 36,247,115 km (0.079 R)
• M36: 38,693,489 km (0.101 R)
• M37: 40,876,122 km (0.102 R)
• M38: 40,999,840 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.7

Radius: 6.4

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.98 AU - 8.26 AU

Year: 15694 Days

Day: 15.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 62,773,637 km

• M1: 83,326 km (0.109 R)
• M2: 326,871 km (0.103 R)
• M3: 693,985 km (0.08 R)
• M4: 935,435 km (0.07 R)
• M5: 1,143,825 km (0.108 R)
• M6: 2,020,618 km (0.059 R)
• M7: 3,153,374 km (0.075 R)
• M8: 3,492,661 km (0.091 R)
• M9: 3,972,871 km (0.079 R)
• M10: 4,337,590 km (0.1 R)
• M11: 4,691,389 km (0.079 R)
• M12: 5,169,205 km (0.108 R)
• M13: 5,869,173 km (0.115 R)
• M14: 7,143,897 km (0.118 R)
• M15: 7,455,509 km (0.112 R)
• M16: 8,058,239 km (0.11 R)
• M17: 9,733,885 km (0.098 R)
• M18: 10,681,886 km (0.049 R)
• M19: 12,185,794 km (0.057 R)
• M20: 14,031,831 km (0.054 R)
• M21: 15,021,272 km (0.088 R)
• M22: 19,190,116 km (0.065 R)
• M23: 19,532,844 km (0.102 R)
• M24: 20,944,899 km (0.095 R)
• M25: 22,047,734 km (0.08 R)
• M26: 23,188,717 km (0.086 R)
• M27: 25,795,011 km (0.109 R)
• M28: 26,317,557 km (0.102 R)
• M29: 28,257,691 km (0.081 R)
• M30: 30,060,645 km (0.086 R)
• M31: 32,299,527 km (0.058 R)
• M32: 33,028,966 km (0.097 R)
• M33: 33,521,292 km (0.119 R)
• M34: 33,893,791 km (0.107 R)
• M35: 34,900,585 km (0.102 R)
• M36: 41,221,544 km (0.053 R)
• M37: 43,095,855 km (0.059 R)
• M38: 50,021,489 km (0.032 R)
• M39: 56,593,772 km (0.085 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: 518 - 11,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit