🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.46 AU - 0.54 AU

Year: 225 Days

Day: 32.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.56 AU - 0.58 AU

Year: 274 Days

Day: 35.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.6

Radius: 11.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.65 AU - 2.63 AU

Year: 1990 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,714,340 km

• M1: 138,079 km (0.083 R)
• M2: 737,069 km (0.105 R)
• M3: 1,129,015 km (0.112 R)
• M4: 1,621,491 km (0.049 R)
• M5: 2,067,293 km (0.079 R)
• M6: 2,623,199 km (0.113 R)
• M7: 2,968,471 km (0.091 R)
• M8: 3,588,554 km (0.082 R)
• M9: 5,678,286 km (0.072 R)
• M10: 8,704,352 km (0.109 R)
• M11: 9,620,190 km (0.102 R)
• M12: 10,011,239 km (0.109 R)
• M13: 10,487,110 km (0.107 R)
• M14: 11,054,983 km (0.047 R)
• M15: 11,405,491 km (0.071 R)
• M16: 11,803,571 km (0.077 R)
• M17: 12,459,857 km (0.089 R)
• M18: 13,533,820 km (0.04 R)
• M19: 14,116,205 km (0.114 R)
• M20: 15,621,010 km (0.037 R)
• M21: 16,262,037 km (0.047 R)
• M22: 17,334,354 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 8.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.91 AU - 2.37 AU

Year: 1990 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,714,340 km

• M1: 128,056 km (0.062 R)
• M2: 596,596 km (0.076 R)
• M3: 866,770 km (0.062 R)
• M4: 1,573,022 km (0.068 R)
• M5: 2,347,639 km (0.088 R)
• M6: 2,886,491 km (0.081 R)
• M7: 3,173,719 km (0.075 R)
• M8: 3,686,241 km (0.113 R)
• M9: 4,238,407 km (0.116 R)
• M10: 4,610,756 km (0.116 R)
• M11: 5,369,965 km (0.108 R)
• M12: 5,628,919 km (0.053 R)
• M13: 6,612,226 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.5

Radius: 12.4

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.01 AU - 2.83 AU

Year: 2394 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,714,340 km

• M1: 156,779 km (0.096 R)
• M2: 621,280 km (0.108 R)
• M3: 1,210,097 km (0.041 R)
• M4: 2,249,354 km (0.057 R)
• M5: 5,547,837 km (0.039 R)
• M6: 7,004,472 km (0.087 R)
• M7: 7,451,171 km (0.057 R)
• M8: 7,885,154 km (0.039 R)
• M9: 8,534,409 km (0.115 R)
• M10: 9,467,301 km (0.075 R)
• M11: 9,940,180 km (0.08 R)
• M12: 10,737,387 km (0.046 R)
• M13: 13,072,311 km (0.081 R)
• M14: 14,169,761 km (0.094 R)
• M15: 14,644,884 km (0.097 R)
• M16: 15,777,938 km (0.103 R)
• M17: 16,757,355 km (0.073 R)
• M18: 17,776,865 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 14.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.34 AU - 2.72 AU

Year: 2559 Days

Day: 13.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,714,340 km

• M1: 175,329 km (0.057 R)
• M2: 733,927 km (0.106 R)
• M3: 1,185,862 km (0.107 R)
• M4: 1,668,166 km (0.05 R)
• M5: 2,221,678 km (0.08 R)
• M6: 2,882,751 km (0.094 R)
• M7: 4,441,262 km (0.111 R)
• M8: 4,960,965 km (0.107 R)
• M9: 5,661,831 km (0.106 R)
• M10: 6,958,545 km (0.054 R)
• M11: 7,489,318 km (0.079 R)
• M12: 8,168,193 km (0.087 R)
• M13: 8,759,554 km (0.055 R)
• M14: 9,412,997 km (0.09 R)
• M15: 11,959,452 km (0.081 R)
• M16: 12,847,016 km (0.076 R)
• M17: 13,307,030 km (0.033 R)
• M18: 14,708,163 km (0.097 R)
• M19: 15,397,810 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 11.8

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.75 AU - 3.89 AU

Year: 3846 Days

Day: 14.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,714,340 km

• M1: 146,905 km (0.113 R)
• M2: 928,853 km (0.104 R)
• M3: 1,298,510 km (0.111 R)
• M4: 1,732,194 km (0.118 R)
• M5: 2,189,215 km (0.11 R)
• M6: 2,847,595 km (0.093 R)
• M7: 3,490,418 km (0.036 R)
• M8: 3,978,406 km (0.039 R)
• M9: 4,391,894 km (0.06 R)
• M10: 6,465,770 km (0.107 R)
• M11: 6,941,940 km (0.091 R)
• M12: 7,613,185 km (0.095 R)
• M13: 10,181,182 km (0.082 R)
• M14: 11,916,966 km (0.109 R)
• M15: 15,125,242 km (0.074 R)
• M16: 15,795,890 km (0.09 R)
• M17: 17,377,289 km (0.117 R)
• M18: 20,109,843 km (0.103 R)
• M19: 21,404,015 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 17,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit