🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.06 AU - 1.44 AU

Year: 516 Days

Day: 31.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.08 AU - 1.54 AU

Year: 553 Days

Day: 12.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.31 AU - 1.59 AU

Year: 644 Days

Day: 45.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,236,363 km

• M1: 193,131 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.93 AU - 4.09 AU

Year: 2426 Days

Day: 29.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,236,363 km

• M1: 43,683 km (0.107 R)

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.2

Radius: 8.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.71 AU - 6.33 AU

Year: 4785 Days

Day: 5.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,236,363 km

• M1: 110,852 km (0.053 R)
• M2: 391,348 km (0.069 R)
• M3: 689,347 km (0.06 R)
• M4: 1,295,518 km (0.1 R)
• M5: 2,303,508 km (0.104 R)
• M6: 3,516,148 km (0.104 R)
• M7: 5,528,389 km (0.105 R)
• M8: 7,785,672 km (0.101 R)
• M9: 8,853,950 km (0.083 R)
• M10: 10,439,388 km (0.073 R)
• M11: 10,913,763 km (0.118 R)
• M12: 13,550,426 km (0.105 R)
• M13: 13,830,772 km (0.119 R)
• M14: 14,500,073 km (0.102 R)
• M15: 17,013,317 km (0.118 R)
• M16: 17,670,500 km (0.109 R)
• M17: 19,269,552 km (0.051 R)
• M18: 19,983,583 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 12.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.38 AU - 5.74 AU

Year: 4837 Days

Day: 13.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,236,363 km

• M1: 159,771 km (0.115 R)
• M2: 690,544 km (0.049 R)
• M3: 1,103,583 km (0.038 R)
• M4: 1,763,310 km (0.095 R)
• M5: 2,244,566 km (0.112 R)
• M6: 3,067,205 km (0.101 R)
• M7: 3,728,278 km (0.1 R)
• M8: 4,150,743 km (0.103 R)
• M9: 4,605,370 km (0.088 R)
• M10: 5,227,398 km (0.07 R)
• M11: 5,816,964 km (0.049 R)
• M12: 6,964,080 km (0.099 R)
• M13: 7,470,020 km (0.114 R)
• M14: 8,518,103 km (0.103 R)
• M15: 11,589,197 km (0.089 R)
• M16: 15,053,884 km (0.115 R)
• M17: 18,447,213 km (0.118 R)
• M18: 23,798,777 km (0.097 R)
• M19: 25,028,023 km (0.116 R)
• M20: 26,623,335 km (0.103 R)
• M21: 27,947,725 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130

Radius: 10.5

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.34 AU - 6.12 AU

Year: 5061 Days

Day: 10.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,236,363 km

• M1: 130,599 km (0.072 R)
• M2: 642,822 km (0.106 R)
• M3: 1,017,116 km (0.114 R)
• M4: 1,589,477 km (0.077 R)
• M5: 2,135,958 km (0.053 R)
• M6: 2,700,840 km (0.106 R)
• M7: 3,228,920 km (0.095 R)
• M8: 3,751,017 km (0.108 R)
• M9: 4,369,455 km (0.107 R)
• M10: 6,665,184 km (0.091 R)
• M11: 7,166,187 km (0.091 R)
• M12: 7,995,408 km (0.117 R)
• M13: 8,529,323 km (0.079 R)
• M14: 11,020,426 km (0.109 R)
• M15: 11,445,733 km (0.066 R)
• M16: 12,661,365 km (0.119 R)
• M17: 14,276,873 km (0.118 R)
• M18: 16,322,025 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.9

Radius: 4.2

Gravity: 35.54 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 12.72 AU - 20.72 AU

Year: 25225 Days

Day: 16.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,236,363 km

• M1: 53,107 km (0.114 R)
• M2: 304,282 km (0.116 R)
• M3: 773,271 km (0.097 R)
• M4: 920,775 km (0.05 R)
• M5: 1,549,535 km (0.076 R)
• M6: 1,729,800 km (0.068 R)
• M7: 1,964,519 km (0.038 R)
• M8: 2,110,976 km (0.069 R)
• M9: 2,545,857 km (0.114 R)
• M10: 2,695,006 km (0.1 R)
• M11: 2,902,947 km (0.068 R)
• M12: 3,409,784 km (0.081 R)
• M13: 3,591,246 km (0.101 R)
• M14: 4,073,251 km (0.084 R)
• M15: 4,312,458 km (0.107 R)
• M16: 4,524,737 km (0.113 R)
• M17: 6,346,690 km (0.09 R)
• M18: 7,544,969 km (0.095 R)
• M19: 8,277,998 km (0.038 R)
• M20: 8,943,110 km (0.116 R)
• M21: 9,172,593 km (0.094 R)
• M22: 9,884,530 km (0.051 R)
• M23: 13,249,584 km (0.109 R)
• M24: 14,391,166 km (0.045 R)
• M25: 15,845,556 km (0.084 R)
• M26: 19,710,716 km (0.11 R)
• M27: 20,197,358 km (0.09 R)
• M28: 21,295,855 km (0.074 R)
• M29: 25,397,231 km (0.065 R)
• M30: 27,151,266 km (0.109 R)
• M31: 31,159,890 km (0.083 R)
• M32: 35,545,501 km (0.106 R)
• M33: 41,266,423 km (0.083 R)
• M34: 51,867,078 km (0.114 R)
• M35: 57,000,678 km (0.05 R)
• M36: 76,541,003 km (0.094 R)
• M37: 82,667,035 km (0.073 R)
• M38: 83,423,402 km (0.095 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 11,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit