🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.73 AU - 0.75 AU

Year: 231 Days

Day: 42.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,539,108 km

• M1: 178,021 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.95 AU - 1.09 AU

Year: 374 Days

Day: 26.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,539,108 km

• M1: 48,021 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.68 AU - 2.08 AU

Year: 937 Days

Day: 14.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 74.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.7 AU - 3.3 AU

Year: 1888 Days

Day: 20.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174

Radius: 9.1

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.69 AU - 11.51 AU

Year: 10810 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,539,108 km

• M1: 127,757 km (0.117 R)
• M2: 1,099,544 km (0.112 R)
• M3: 1,587,383 km (0.116 R)
• M4: 4,567,373 km (0.087 R)
• M5: 5,589,575 km (0.095 R)
• M6: 6,757,186 km (0.118 R)
• M7: 10,534,682 km (0.117 R)
• M8: 18,134,553 km (0.079 R)
• M9: 21,094,347 km (0.034 R)
• M10: 21,752,129 km (0.111 R)
• M11: 29,013,161 km (0.087 R)
• M12: 31,122,491 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.3

Radius: 13.5

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.19 AU - 12.43 AU

Year: 12917 Days

Day: 12.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,539,108 km

• M1: 167,849 km (0.078 R)
• M2: 788,231 km (0.037 R)
• M3: 1,466,957 km (0.054 R)
• M4: 2,186,223 km (0.072 R)
• M5: 2,862,406 km (0.082 R)
• M6: 3,463,939 km (0.102 R)
• M7: 4,253,965 km (0.114 R)
• M8: 4,893,646 km (0.084 R)
• M9: 8,666,055 km (0.109 R)
• M10: 11,214,904 km (0.099 R)
• M11: 12,003,733 km (0.074 R)
• M12: 15,470,065 km (0.091 R)
• M13: 16,117,375 km (0.05 R)
• M14: 16,581,278 km (0.057 R)
• M15: 17,397,335 km (0.1 R)
• M16: 20,465,587 km (0.1 R)
• M17: 23,963,634 km (0.095 R)
• M18: 24,655,823 km (0.071 R)
• M19: 25,809,073 km (0.111 R)
• M20: 28,032,247 km (0.078 R)
• M21: 30,682,673 km (0.046 R)
• M22: 33,282,085 km (0.058 R)
• M23: 39,034,124 km (0.101 R)
• M24: 40,234,796 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.7

Radius: 7.4

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 9.88 AU - 15.84 AU

Year: 16761 Days

Day: 21.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,539,108 km

• M1: 92,302 km (0.071 R)
• M2: 471,532 km (0.076 R)
• M3: 943,963 km (0.107 R)
• M4: 1,196,933 km (0.1 R)
• M5: 2,944,535 km (0.083 R)
• M6: 3,295,791 km (0.038 R)
• M7: 3,545,320 km (0.118 R)
• M8: 3,998,751 km (0.113 R)
• M9: 4,400,571 km (0.082 R)
• M10: 7,192,666 km (0.053 R)
• M11: 7,571,447 km (0.117 R)
• M12: 8,187,043 km (0.113 R)
• M13: 11,775,746 km (0.08 R)
• M14: 12,601,676 km (0.026 R)
• M15: 13,528,584 km (0.112 R)
• M16: 17,095,147 km (0.106 R)
• M17: 18,462,920 km (0.113 R)
• M18: 19,984,181 km (0.111 R)
• M19: 23,824,508 km (0.107 R)
• M20: 25,142,765 km (0.104 R)
• M21: 31,123,837 km (0.103 R)
• M22: 35,037,018 km (0.109 R)
• M23: 43,962,027 km (0.075 R)
• M24: 45,369,444 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.5

Radius: 5.4

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.32 AU - 15.38 AU

Year: 20798 Days

Day: 18.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,539,108 km

• M1: 67,169 km (0.102 R)
• M2: 700,417 km (0.085 R)
• M3: 1,563,148 km (0.042 R)
• M4: 4,664,910 km (0.093 R)
• M5: 5,743,361 km (0.107 R)
• M6: 7,106,946 km (0.026 R)
• M7: 7,545,866 km (0.039 R)
• M8: 9,123,077 km (0.114 R)
• M9: 10,289,192 km (0.066 R)
• M10: 14,447,714 km (0.102 R)
• M11: 16,174,522 km (0.109 R)
• M12: 17,635,644 km (0.102 R)
• M13: 18,357,604 km (0.088 R)
• M14: 30,745,803 km (0.102 R)
• M15: 33,098,678 km (0.082 R)
• M16: 35,190,655 km (0.074 R)
• M17: 36,461,639 km (0.081 R)
• M18: 37,894,637 km (0.069 R)
• M19: 39,094,711 km (0.105 R)
• M20: 42,560,893 km (0.118 R)
• M21: 47,442,422 km (0.092 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 18,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit