🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.6 AU - 0.64 AU

Year: 177 Days

Day: 12.7 Hours

Environment

Temp: 229 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,038,864 km

• M1: 140,173 km (0.036 R)
• M2: 252,820 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.73 AU - 0.75 AU

Year: 230 Days

Day: 27.1 Hours

Environment

Temp: 155 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.83 AU - 1.17 AU

Year: 362 Days

Day: 39.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.64 AU - 5.42 AU

Year: 3487 Days

Day: 25.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 72.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753

Radius: 9.7

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.86 AU - 7.26 AU

Year: 6076 Days

Day: 9.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,038,864 km

• M1: 125,064 km (0.068 R)
• M2: 700,268 km (0.109 R)
• M3: 1,028,635 km (0.026 R)
• M4: 1,346,082 km (0.108 R)
• M5: 1,743,414 km (0.113 R)
• M6: 2,778,631 km (0.111 R)
• M7: 3,863,515 km (0.057 R)
• M8: 4,384,414 km (0.11 R)
• M9: 5,446,110 km (0.076 R)
• M10: 5,752,038 km (0.045 R)
• M11: 6,398,750 km (0.101 R)
• M12: 8,714,226 km (0.088 R)
• M13: 9,091,362 km (0.088 R)
• M14: 10,059,709 km (0.064 R)
• M15: 11,994,009 km (0.077 R)
• M16: 12,726,141 km (0.063 R)
• M17: 13,321,990 km (0.103 R)
• M18: 14,107,079 km (0.094 R)
• M19: 17,229,785 km (0.093 R)
• M20: 18,161,630 km (0.098 R)
• M21: 19,337,918 km (0.079 R)
• M22: 19,836,678 km (0.088 R)
• M23: 21,158,824 km (0.041 R)
• M24: 22,853,468 km (0.11 R)
• M25: 23,250,800 km (0.041 R)
• M26: 25,392,294 km (0.1 R)
• M27: 25,732,928 km (0.111 R)
• M28: 28,938,362 km (0.113 R)
• M29: 29,591,207 km (0.12 R)
• M30: 32,902,556 km (0.079 R)
• M31: 33,716,069 km (0.094 R)
• M32: 34,961,471 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.3

Radius: 13.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.79 AU - 7.77 AU

Year: 7104 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,038,864 km

• M1: 167,849 km (0.092 R)
• M2: 709,842 km (0.059 R)
• M3: 1,329,476 km (0.067 R)
• M4: 1,852,919 km (0.115 R)
• M5: 2,644,890 km (0.047 R)
• M6: 3,534,399 km (0.049 R)
• M7: 4,075,345 km (0.089 R)
• M8: 5,577,607 km (0.104 R)
• M9: 9,506,795 km (0.093 R)
• M10: 9,928,362 km (0.102 R)
• M11: 11,477,298 km (0.029 R)
• M12: 13,124,520 km (0.076 R)
• M13: 15,688,777 km (0.111 R)
• M14: 17,713,734 km (0.099 R)
• M15: 19,009,401 km (0.086 R)
• M16: 20,755,657 km (0.109 R)
• M17: 26,727,604 km (0.097 R)
• M18: 27,759,830 km (0.09 R)
• M19: 33,002,637 km (0.087 R)
• M20: 35,631,071 km (0.107 R)
• M21: 36,651,927 km (0.071 R)
• M22: 39,589,581 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.1

Radius: 8.8

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.23 AU - 11.41 AU

Year: 10290 Days

Day: 7 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,038,864 km

• M1: 109,805 km (0.039 R)
• M2: 407,654 km (0.085 R)
• M3: 725,550 km (0.071 R)
• M4: 1,330,673 km (0.102 R)
• M5: 3,061,670 km (0.12 R)
• M6: 3,862,916 km (0.118 R)
• M7: 4,767,834 km (0.117 R)
• M8: 5,099,043 km (0.062 R)
• M9: 6,221,327 km (0.112 R)
• M10: 6,654,263 km (0.093 R)
• M11: 6,992,055 km (0.117 R)
• M12: 10,073,023 km (0.091 R)
• M13: 11,239,138 km (0.118 R)
• M14: 11,611,338 km (0.112 R)
• M15: 12,324,172 km (0.097 R)
• M16: 15,931,276 km (0.102 R)
• M17: 21,297,202 km (0.101 R)
• M18: 23,813,887 km (0.068 R)
• M19: 25,053,455 km (0.04 R)
• M20: 26,522,057 km (0.058 R)
• M21: 27,660,796 km (0.057 R)
• M22: 27,950,417 km (0.114 R)
• M23: 32,328,100 km (0.057 R)
• M24: 32,649,586 km (0.081 R)
• M25: 37,495,061 km (0.104 R)
• M26: 39,413,953 km (0.096 R)
• M27: 41,903,411 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.5

Radius: 5.1

Gravity: 26.7 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 13.05 AU - 13.55 AU

Year: 17542 Days

Day: 16.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,038,864 km

• M1: 74,500 km (0.109 R)
• M2: 464,801 km (0.119 R)
• M3: 640,129 km (0.092 R)
• M4: 971,489 km (0.106 R)
• M5: 1,156,840 km (0.073 R)
• M6: 1,365,679 km (0.113 R)
• M7: 1,649,466 km (0.077 R)
• M8: 2,443,382 km (0.1 R)
• M9: 3,607,852 km (0.078 R)
• M10: 4,609,410 km (0.111 R)
• M11: 9,291,225 km (0.095 R)
• M12: 13,022,345 km (0.105 R)
• M13: 14,803,457 km (0.068 R)
• M14: 18,753,140 km (0.099 R)
• M15: 36,976,405 km (0.1 R)
• M16: 41,538,093 km (0.119 R)
• M17: 42,583,632 km (0.093 R)
• M18: 46,941,568 km (0.061 R)
• M19: 48,567,248 km (0.058 R)
• M20: 52,102,545 km (0.108 R)
• M21: 52,275,031 km (0.066 R)
• M22: 52,794,884 km (0.038 R)
• M23: 68,166,514 km (0.029 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 11,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit