🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.7

Radius: 12

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.42 AU - 0.6 AU

Year: 243 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 38,351,167 km

• M1: 149,747 km (0.101 R)
• M2: 624,272 km (0.105 R)
• M3: 1,043,894 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.1

Radius: 11.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 7.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,351,167 km

• M1: 147,055 km (0.052 R)
• M2: 538,403 km (0.061 R)
• M3: 915,838 km (0.093 R)
• M4: 1,368,073 km (0.1 R)
• M5: 1,795,474 km (0.103 R)
• M6: 2,180,389 km (0.05 R)
• M7: 2,887,837 km (0.075 R)
• M8: 3,766,575 km (0.054 R)
• M9: 4,134,436 km (0.059 R)
• M10: 4,745,693 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.6

Radius: 10

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.83 AU - 0.87 AU

Year: 523 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,351,167 km

• M1: 124,316 km (0.081 R)
• M2: 489,783 km (0.099 R)
• M3: 1,008,888 km (0.039 R)
• M4: 1,323,193 km (0.117 R)
• M5: 1,667,418 km (0.086 R)
• M6: 2,132,368 km (0.11 R)
• M7: 2,512,047 km (0.084 R)
• M8: 2,980,738 km (0.075 R)
• M9: 3,397,068 km (0.091 R)
• M10: 3,760,292 km (0.096 R)
• M11: 4,375,738 km (0.101 R)
• M12: 4,899,779 km (0.048 R)
• M13: 5,348,722 km (0.093 R)
• M14: 5,842,395 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78

Radius: 8.4

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.91 AU - 1.09 AU

Year: 667 Days

Day: 11.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,351,167 km

• M1: 104,569 km (0.09 R)
• M2: 370,105 km (0.041 R)
• M3: 750,084 km (0.053 R)
• M4: 1,042,548 km (0.044 R)
• M5: 1,735,784 km (0.071 R)
• M6: 2,680,195 km (0.077 R)
• M7: 3,151,728 km (0.085 R)
• M8: 3,732,018 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 9.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.13 AU - 3.53 AU

Year: 4052 Days

Day: 14.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,351,167 km

• M1: 118,182 km (0.115 R)
• M2: 425,456 km (0.103 R)
• M3: 869,313 km (0.089 R)
• M4: 1,464,414 km (0.111 R)
• M5: 2,545,857 km (0.087 R)
• M6: 3,010,956 km (0.076 R)
• M7: 3,309,254 km (0.071 R)
• M8: 3,744,734 km (0.044 R)
• M9: 4,731,033 km (0.076 R)
• M10: 6,845,000 km (0.112 R)
• M11: 7,490,665 km (0.114 R)
• M12: 8,075,742 km (0.034 R)
• M13: 8,726,193 km (0.091 R)
• M14: 10,015,428 km (0.091 R)
• M15: 12,115,184 km (0.084 R)
• M16: 12,514,161 km (0.083 R)
• M17: 13,763,602 km (0.101 R)
• M18: 15,608,443 km (0.082 R)
• M19: 17,165,308 km (0.074 R)
• M20: 18,882,094 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 14.3

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.26 AU - 6.78 AU

Year: 8648 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,351,167 km

• M1: 184,155 km (0.107 R)
• M2: 999,613 km (0.104 R)
• M3: 1,613,862 km (0.115 R)
• M4: 2,264,762 km (0.106 R)
• M5: 3,396,021 km (0.115 R)
• M6: 4,422,861 km (0.059 R)
• M7: 4,876,292 km (0.114 R)
• M8: 5,392,255 km (0.087 R)
• M9: 6,080,106 km (0.099 R)
• M10: 7,914,775 km (0.053 R)
• M11: 8,761,050 km (0.068 R)
• M12: 9,808,235 km (0.11 R)
• M13: 16,534,753 km (0.083 R)
• M14: 17,217,219 km (0.038 R)
• M15: 17,776,565 km (0.073 R)
• M16: 21,073,254 km (0.117 R)
• M17: 22,781,961 km (0.086 R)
• M18: 25,112,695 km (0.118 R)
• M19: 27,408,723 km (0.055 R)
• M20: 27,884,295 km (0.089 R)
• M21: 30,243,753 km (0.095 R)
• M22: 31,161,984 km (0.092 R)
• M23: 32,947,136 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.6

Radius: 6.9

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.78 AU - 10.88 AU

Year: 17497 Days

Day: 21.2 Hours

Environment

Temp: -244 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,351,167 km

• M1: 114,592 km (0.057 R)
• M2: 352,453 km (0.082 R)
• M3: 705,504 km (0.053 R)
• M4: 2,303,658 km (0.104 R)
• M5: 3,149,484 km (0.083 R)
• M6: 3,390,037 km (0.119 R)
• M7: 4,344,173 km (0.062 R)
• M8: 4,984,751 km (0.069 R)
• M9: 5,528,539 km (0.114 R)
• M10: 6,348,634 km (0.105 R)
• M11: 7,360,365 km (0.062 R)
• M12: 8,771,372 km (0.036 R)
• M13: 13,955,686 km (0.091 R)
• M14: 18,244,657 km (0.106 R)
• M15: 21,807,630 km (0.078 R)
• M16: 23,835,279 km (0.104 R)
• M17: 26,073,712 km (0.097 R)
• M18: 31,263,711 km (0.105 R)
• M19: 32,790,058 km (0.112 R)
• M20: 38,351,209 km (0.08 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 10,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit