🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.51 AU - 0.73 AU

Year: 179 Days

Day: 14.4 Hours

Environment

Temp: 198 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,066,379 km

• M1: 58,642 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.93 AU - 1.23 AU

Year: 412 Days

Day: 36.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 49 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,066,379 km

• M1: 39,195 km (0.107 R)
• M2: 106,514 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.66 AU - 1.78 AU

Year: 828 Days

Day: 29.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,066,379 km

• M1: 43,383 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.87 AU - 3.87 AU

Year: 2271 Days

Day: 26.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.09 AU - 5.03 AU

Year: 3575 Days

Day: 46.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.3

Radius: 12.2

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.18 AU - 5.94 AU

Year: 4813 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,066,379 km

• M1: 191,036 km (0.114 R)
• M2: 711,039 km (0.119 R)
• M3: 1,791,584 km (0.055 R)
• M4: 2,582,807 km (0.081 R)
• M5: 3,511,660 km (0.114 R)
• M6: 4,192,032 km (0.082 R)
• M7: 5,334,361 km (0.118 R)
• M8: 7,544,071 km (0.096 R)
• M9: 8,189,586 km (0.08 R)
• M10: 9,881,538 km (0.063 R)
• M11: 11,284,167 km (0.034 R)
• M12: 15,030,098 km (0.09 R)
• M13: 16,404,454 km (0.065 R)
• M14: 19,204,477 km (0.101 R)
• M15: 20,069,302 km (0.088 R)
• M16: 22,673,352 km (0.089 R)
• M17: 23,116,013 km (0.066 R)
• M18: 24,170,977 km (0.065 R)
• M19: 27,445,824 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 11.9

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.49 AU - 6.81 AU

Year: 4930 Days

Day: 5.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,066,379 km

• M1: 148,251 km (0.069 R)
• M2: 738,714 km (0.05 R)
• M3: 1,141,282 km (0.081 R)
• M4: 1,846,038 km (0.076 R)
• M5: 2,454,153 km (0.101 R)
• M6: 3,469,623 km (0.104 R)
• M7: 5,030,677 km (0.1 R)
• M8: 6,101,798 km (0.117 R)
• M9: 6,532,789 km (0.078 R)
• M10: 7,150,180 km (0.111 R)
• M11: 7,985,534 km (0.058 R)
• M12: 9,080,292 km (0.066 R)
• M13: 12,132,387 km (0.119 R)
• M14: 13,942,372 km (0.074 R)
• M15: 14,475,539 km (0.102 R)
• M16: 16,099,274 km (0.12 R)
• M17: 16,865,365 km (0.068 R)
• M18: 17,593,757 km (0.044 R)
• M19: 19,309,644 km (0.08 R)
• M20: 20,445,691 km (0.083 R)
• M21: 23,893,772 km (0.08 R)
• M22: 25,202,753 km (0.054 R)
• M23: 26,640,239 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.3

Radius: 12.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.05 AU - 7.09 AU

Year: 6182 Days

Day: 6.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,066,379 km

• M1: 154,235 km (0.087 R)
• M2: 851,062 km (0.106 R)
• M3: 1,264,252 km (0.101 R)
• M4: 1,749,248 km (0.099 R)
• M5: 2,439,492 km (0.055 R)
• M6: 3,534,848 km (0.102 R)
• M7: 5,070,021 km (0.09 R)
• M8: 5,849,426 km (0.115 R)
• M9: 6,673,860 km (0.097 R)
• M10: 8,912,443 km (0.075 R)
• M11: 9,489,741 km (0.071 R)
• M12: 23,219,086 km (0.039 R)
• M13: 23,684,036 km (0.095 R)
• M14: 24,472,716 km (0.09 R)
• M15: 28,504,079 km (0.105 R)
• M16: 30,307,332 km (0.056 R)
• M17: 31,519,673 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.3

Radius: 10.9

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.48 AU - 7.74 AU

Year: 6238 Days

Day: 10 Hours

Environment

Temp: -152 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,066,379 km

• M1: 166,802 km (0.113 R)
• M2: 547,977 km (0.12 R)
• M3: 986,448 km (0.079 R)
• M4: 3,077,527 km (0.109 R)
• M5: 3,679,958 km (0.119 R)
• M6: 4,359,581 km (0.112 R)
• M7: 4,922,817 km (0.085 R)
• M8: 5,295,316 km (0.105 R)
• M9: 5,810,830 km (0.112 R)
• M10: 6,527,553 km (0.107 R)
• M11: 8,295,651 km (0.083 R)
• M12: 10,502,668 km (0.073 R)
• M13: 11,566,010 km (0.118 R)
• M14: 13,514,073 km (0.077 R)
• M15: 16,104,510 km (0.102 R)
• M16: 17,384,769 km (0.12 R)
• M17: 20,511,962 km (0.093 R)
• M18: 20,881,020 km (0.089 R)
• M19: 24,241,288 km (0.077 R)
• M20: 27,765,814 km (0.04 R)
• M21: 29,322,529 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.3

Radius: 6.7

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.08 AU - 19.78 AU

Year: 24447 Days

Day: 18.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,066,379 km

• M1: 83,326 km (0.101 R)
• M2: 745,147 km (0.089 R)
• M3: 1,132,007 km (0.083 R)
• M4: 3,046,860 km (0.117 R)
• M5: 4,067,267 km (0.068 R)
• M6: 8,473,074 km (0.082 R)
• M7: 11,824,066 km (0.05 R)
• M8: 21,688,699 km (0.065 R)
• M9: 23,040,914 km (0.089 R)
• M10: 25,455,574 km (0.085 R)
• M11: 26,258,017 km (0.101 R)
• M12: 29,762,347 km (0.032 R)
• M13: 33,977,566 km (0.101 R)
• M14: 36,370,833 km (0.052 R)
• M15: 36,949,926 km (0.059 R)
• M16: 39,631,917 km (0.066 R)
• M17: 44,880,857 km (0.097 R)
• M18: 47,069,773 km (0.068 R)
• M19: 51,659,436 km (0.083 R)
• M20: 52,944,182 km (0.101 R)
• M21: 61,716,003 km (0.105 R)
• M22: 79,127,550 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 17,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit