🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.3

Radius: 10.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.75 AU - 0.89 AU

Year: 513 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,560,511 km

• M1: 139,276 km (0.059 R)
• M2: 490,531 km (0.071 R)
• M3: 1,018,163 km (0.106 R)
• M4: 1,533,079 km (0.048 R)
• M5: 2,025,256 km (0.071 R)
• M6: 3,691,776 km (0.095 R)
• M7: 4,103,021 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 12.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.96 AU - 0.98 AU

Year: 659 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,560,511 km

• M1: 151,692 km (0.11 R)
• M2: 978,370 km (0.085 R)
• M3: 1,379,741 km (0.055 R)
• M4: 1,859,202 km (0.102 R)
• M5: 2,588,193 km (0.075 R)
• M6: 3,748,324 km (0.09 R)
• M7: 6,514,090 km (0.098 R)
• M8: 7,154,219 km (0.094 R)
• M9: 7,859,274 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 14.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.06 AU - 1.1 AU

Year: 775 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,560,511 km

• M1: 179,069 km (0.095 R)
• M2: 630,555 km (0.068 R)
• M3: 1,322,146 km (0.097 R)
• M4: 1,819,858 km (0.06 R)
• M5: 2,466,570 km (0.093 R)
• M6: 3,001,532 km (0.109 R)
• M7: 3,513,605 km (0.103 R)
• M8: 4,681,366 km (0.074 R)
• M9: 5,204,510 km (0.066 R)
• M10: 5,686,813 km (0.03 R)
• M11: 6,899,753 km (0.087 R)
• M12: 8,253,015 km (0.11 R)
• M13: 8,723,800 km (0.096 R)
• M14: 9,520,109 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.5

Radius: 10.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.68 AU - 3.76 AU

Year: 3988 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,560,511 km

• M1: 137,032 km (0.038 R)
• M2: 626,665 km (0.082 R)
• M3: 1,075,609 km (0.09 R)
• M4: 1,424,022 km (0.081 R)
• M5: 2,137,155 km (0.033 R)
• M6: 2,511,599 km (0.081 R)
• M7: 3,274,249 km (0.112 R)
• M8: 4,978,019 km (0.081 R)
• M9: 5,767,746 km (0.084 R)
• M10: 6,339,210 km (0.065 R)
• M11: 6,694,355 km (0.052 R)
• M12: 7,355,578 km (0.047 R)
• M13: 7,778,940 km (0.111 R)
• M14: 9,461,018 km (0.078 R)
• M15: 9,853,563 km (0.038 R)
• M16: 10,443,876 km (0.113 R)
• M17: 10,824,603 km (0.049 R)
• M18: 12,483,942 km (0.109 R)
• M19: 14,493,640 km (0.092 R)
• M20: 17,284,837 km (0.107 R)
• M21: 18,143,978 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.7

Radius: 10.9

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.25 AU - 5.45 AU

Year: 7373 Days

Day: 5.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,560,511 km

• M1: 135,835 km (0.087 R)
• M2: 508,782 km (0.092 R)
• M3: 1,157,738 km (0.088 R)
• M4: 1,585,887 km (0.077 R)
• M5: 2,185,924 km (0.03 R)
• M6: 2,932,118 km (0.079 R)
• M7: 3,274,997 km (0.104 R)
• M8: 4,173,033 km (0.096 R)
• M9: 5,801,256 km (0.119 R)
• M10: 6,703,481 km (0.089 R)
• M11: 9,005,792 km (0.091 R)
• M12: 9,597,003 km (0.101 R)
• M13: 13,063,335 km (0.085 R)
• M14: 13,467,848 km (0.055 R)
• M15: 14,546,747 km (0.037 R)
• M16: 15,233,850 km (0.099 R)
• M17: 17,080,786 km (0.104 R)
• M18: 17,845,530 km (0.106 R)
• M19: 18,778,722 km (0.091 R)
• M20: 23,342,354 km (0.061 R)
• M21: 26,981,771 km (0.082 R)
• M22: 27,544,259 km (0.091 R)
• M23: 30,273,523 km (0.111 R)
• M24: 33,715,620 km (0.082 R)
• M25: 37,992,773 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.6

Radius: 3.1

Gravity: 96.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.06 AU - 6.04 AU

Year: 9025 Days

Day: 20.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,560,511 km

• M1: 38,895 km (0.1 R)
• M2: 163,062 km (0.091 R)
• M3: 295,007 km (0.12 R)
• M4: 452,833 km (0.1 R)
• M5: 641,027 km (0.063 R)
• M6: 1,068,428 km (0.103 R)
• M7: 1,485,507 km (0.103 R)
• M8: 2,407,329 km (0.111 R)
• M9: 3,921,259 km (0.111 R)
• M10: 5,312,520 km (0.106 R)
• M11: 5,900,439 km (0.117 R)
• M12: 6,081,453 km (0.097 R)
• M13: 6,228,807 km (0.073 R)
• M14: 6,961,687 km (0.104 R)
• M15: 7,204,484 km (0.045 R)
• M16: 7,579,376 km (0.113 R)
• M17: 9,017,909 km (0.088 R)
• M18: 10,575,672 km (0.07 R)
• M19: 14,018,667 km (0.104 R)
• M20: 15,336,624 km (0.107 R)
• M21: 16,377,825 km (0.063 R)
• M22: 16,663,258 km (0.076 R)
• M23: 19,224,374 km (0.088 R)
• M24: 19,462,234 km (0.109 R)
• M25: 19,621,855 km (0.078 R)
• M26: 21,098,236 km (0.049 R)
• M27: 23,001,121 km (0.117 R)
• M28: 23,358,960 km (0.12 R)
• M29: 31,099,752 km (0.066 R)
• M30: 31,978,789 km (0.046 R)
• M31: 33,100,773 km (0.117 R)
• M32: 34,248,637 km (0.07 R)
• M33: 35,185,868 km (0.06 R)
• M34: 40,388,134 km (0.054 R)
• M35: 43,852,372 km (0.11 R)
• M36: 45,096,278 km (0.101 R)
• M37: 45,375,877 km (0.09 R)
• M38: 46,791,072 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 13,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit