🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.61 AU - 0.89 AU

Year: 232 Days

Day: 24.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,378,811 km

• M1: 24,983 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.79 AU - 1.31 AU

Year: 384 Days

Day: 13.2 Hours

Environment

Temp: 49 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.36 AU - 2.14 AU

Year: 825 Days

Day: 23.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,378,811 km

• M1: 42,037 km (0.075 R)
• M2: 249,679 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.73 AU - 2.37 AU

Year: 1046 Days

Day: 35.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.94 AU - 4.12 AU

Year: 2364 Days

Day: 29.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,378,811 km

• M1: 74,500 km (0.088 R)
• M2: 2,979,541 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 8.3

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.01 AU - 8.25 AU

Year: 6085 Days

Day: 12.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,378,811 km

• M1: 103,372 km (0.087 R)
• M2: 375,790 km (0.069 R)
• M3: 1,134,700 km (0.096 R)
• M4: 1,657,395 km (0.111 R)
• M5: 2,268,353 km (0.112 R)
• M6: 2,759,782 km (0.071 R)
• M7: 3,683,249 km (0.102 R)
• M8: 4,363,022 km (0.098 R)
• M9: 4,798,950 km (0.094 R)
• M10: 5,463,613 km (0.104 R)
• M11: 5,788,091 km (0.097 R)
• M12: 6,156,700 km (0.069 R)
• M13: 7,717,156 km (0.072 R)
• M14: 8,707,494 km (0.087 R)
• M15: 9,233,330 km (0.068 R)
• M16: 11,550,601 km (0.068 R)
• M17: 12,385,507 km (0.103 R)
• M18: 12,946,798 km (0.066 R)
• M19: 13,207,547 km (0.106 R)
• M20: 13,685,662 km (0.078 R)
• M21: 14,010,738 km (0.092 R)
• M22: 14,620,050 km (0.094 R)
• M23: 15,479,490 km (0.064 R)
• M24: 18,521,712 km (0.073 R)
• M25: 20,009,014 km (0.059 R)
• M26: 21,067,569 km (0.104 R)
• M27: 23,066,346 km (0.047 R)
• M28: 27,011,092 km (0.107 R)
• M29: 27,954,606 km (0.077 R)
• M30: 29,008,822 km (0.062 R)
• M31: 30,547,436 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.5

Radius: 6

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 10.56 AU - 17.3 AU

Year: 18532 Days

Day: 22.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,378,811 km

• M1: 74,949 km (0.112 R)
• M2: 616,642 km (0.111 R)
• M3: 1,454,690 km (0.076 R)
• M4: 1,768,247 km (0.107 R)
• M5: 2,207,317 km (0.104 R)
• M6: 2,531,046 km (0.027 R)
• M7: 6,449,613 km (0.057 R)
• M8: 7,066,106 km (0.113 R)
• M9: 8,621,774 km (0.114 R)
• M10: 17,802,745 km (0.105 R)
• M11: 20,830,756 km (0.081 R)
• M12: 21,018,800 km (0.104 R)
• M13: 23,875,671 km (0.074 R)
• M14: 24,917,919 km (0.096 R)
• M15: 26,537,615 km (0.062 R)
• M16: 31,691,711 km (0.077 R)
• M17: 34,109,661 km (0.079 R)
• M18: 36,375,021 km (0.057 R)
• M19: 40,613,877 km (0.063 R)
• M20: 43,923,580 km (0.083 R)
• M21: 44,233,098 km (0.107 R)
• M22: 51,245,050 km (0.092 R)
• M23: 53,326,255 km (0.056 R)
• M24: 56,735,740 km (0.03 R)
• M25: 57,841,867 km (0.092 R)
• M26: 61,439,546 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.5

Radius: 4.9

Gravity: 16.39 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 18.57 AU - 20.07 AU

Year: 30270 Days

Day: 23.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,378,811 km

• M1: 235,617 km (0.098 R)
• M2: 984,952 km (0.112 R)
• M3: 1,227,151 km (0.115 R)
• M4: 2,816,778 km (0.111 R)
• M5: 4,079,235 km (0.045 R)
• M6: 5,972,994 km (0.098 R)
• M7: 6,778,130 km (0.066 R)
• M8: 9,332,962 km (0.099 R)
• M9: 9,566,185 km (0.075 R)
• M10: 10,166,372 km (0.094 R)
• M11: 12,963,104 km (0.085 R)
• M12: 22,418,139 km (0.081 R)
• M13: 34,790,481 km (0.116 R)
• M14: 35,776,032 km (0.112 R)
• M15: 45,664,451 km (0.067 R)
• M16: 48,916,559 km (0.064 R)
• M17: 51,954,293 km (0.094 R)
• M18: 58,995,715 km (0.061 R)
• M19: 63,678,428 km (0.092 R)
• M20: 69,042,858 km (0.042 R)
• M21: 74,700,500 km (0.118 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 17,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit