🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.9

Radius: 8.2

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.2 AU - 1.22 AU

Year: 888 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,861,140 km

• M1: 102,026 km (0.092 R)
• M2: 447,447 km (0.112 R)
• M3: 745,147 km (0.093 R)
• M4: 1,092,214 km (0.082 R)
• M5: 4,296,451 km (0.101 R)
• M6: 5,018,859 km (0.04 R)
• M7: 5,336,754 km (0.1 R)
• M8: 7,765,476 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.1

Radius: 8.4

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.35 AU - 1.45 AU

Year: 1105 Days

Day: 14.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,861,140 km

• M1: 104,419 km (0.113 R)
• M2: 618,886 km (0.103 R)
• M3: 1,007,542 km (0.069 R)
• M4: 2,085,245 km (0.095 R)
• M5: 2,405,235 km (0.1 R)
• M6: 3,892,985 km (0.106 R)
• M7: 5,128,813 km (0.115 R)
• M8: 5,672,602 km (0.102 R)
• M9: 6,777,232 km (0.043 R)
• M10: 8,128,849 km (0.063 R)
• M11: 9,405,817 km (0.066 R)
• M12: 11,047,504 km (0.052 R)
• M13: 12,061,927 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.6

Radius: 3.1

Gravity: 29.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.79 AU - 7.11 AU

Year: 9678 Days

Day: 15 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,861,140 km

• M1: 136,134 km (0.086 R)
• M2: 248,332 km (0.106 R)
• M3: 374,743 km (0.095 R)
• M4: 556,504 km (0.117 R)
• M5: 1,873,265 km (0.112 R)
• M6: 2,281,966 km (0.086 R)
• M7: 3,063,316 km (0.049 R)
• M8: 3,209,024 km (0.084 R)
• M9: 4,572,908 km (0.072 R)
• M10: 5,277,214 km (0.119 R)
• M11: 8,779,899 km (0.043 R)
• M12: 9,331,317 km (0.093 R)
• M13: 13,517,963 km (0.105 R)
• M14: 17,323,284 km (0.11 R)
• M15: 29,029,168 km (0.116 R)
• M16: 31,013,733 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.5

Radius: 3.4

Gravity: 28.07 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.45 AU - 9.05 AU

Year: 15802 Days

Day: 20.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,861,140 km

• M1: 42,486 km (0.098 R)
• M2: 184,305 km (0.075 R)
• M3: 309,069 km (0.079 R)
• M4: 447,447 km (0.067 R)
• M5: 699,669 km (0.116 R)
• M6: 1,895,854 km (0.036 R)
• M7: 2,289,296 km (0.101 R)
• M8: 4,972,484 km (0.061 R)
• M9: 6,037,920 km (0.095 R)
• M10: 7,711,770 km (0.058 R)
• M11: 8,377,780 km (0.078 R)
• M12: 9,621,387 km (0.115 R)
• M13: 10,657,951 km (0.083 R)
• M14: 11,314,386 km (0.068 R)
• M15: 13,382,427 km (0.116 R)
• M16: 14,737,036 km (0.096 R)
• M17: 19,584,755 km (0.057 R)
• M18: 19,827,403 km (0.084 R)
• M19: 20,236,104 km (0.084 R)
• M20: 21,240,055 km (0.067 R)
• M21: 21,582,036 km (0.059 R)
• M22: 22,896,852 km (0.054 R)
• M23: 24,264,027 km (0.113 R)
• M24: 25,015,158 km (0.052 R)
• M25: 25,396,333 km (0.096 R)
• M26: 43,058,905 km (0.107 R)
• M27: 43,195,338 km (0.045 R)
• M28: 46,127,007 km (0.114 R)
• M29: 48,891,427 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.2

Radius: 5

Gravity: 29.41 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.93 AU - 10.87 AU

Year: 19219 Days

Day: 15.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,861,140 km

• M1: 62,233 km (0.103 R)
• M2: 328,367 km (0.113 R)
• M3: 526,734 km (0.074 R)
• M4: 1,033,422 km (0.082 R)
• M5: 1,232,387 km (0.07 R)
• M6: 1,780,215 km (0.105 R)
• M7: 3,256,596 km (0.092 R)
• M8: 3,687,737 km (0.104 R)
• M9: 3,870,546 km (0.086 R)
• M10: 4,188,740 km (0.052 R)
• M11: 5,677,987 km (0.077 R)
• M12: 6,301,362 km (0.084 R)
• M13: 9,882,286 km (0.032 R)
• M14: 11,093,281 km (0.118 R)
• M15: 11,669,232 km (0.094 R)
• M16: 13,952,395 km (0.072 R)
• M17: 14,547,645 km (0.114 R)
• M18: 15,708,973 km (0.064 R)
• M19: 16,599,081 km (0.118 R)
• M20: 18,925,327 km (0.066 R)
• M21: 20,782,585 km (0.11 R)
• M22: 24,425,443 km (0.078 R)
• M23: 25,838,993 km (0.115 R)
• M24: 29,428,295 km (0.117 R)
• M25: 32,296,385 km (0.106 R)
• M26: 33,997,163 km (0.068 R)
• M27: 40,195,901 km (0.096 R)
• M28: 41,702,650 km (0.085 R)
• M29: 43,090,470 km (0.115 R)
• M30: 48,274,634 km (0.114 R)
• M31: 54,221,898 km (0.07 R)
• M32: 69,885,692 km (0.111 R)
• M33: 72,060,696 km (0.12 R)
• M34: 72,501,112 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 15,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit