🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.7 AU - 0.7 AU

Year: 221 Days

Day: 30.4 Hours

Environment

Temp: 97 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,511,684 km

• M1: 96,491 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.85 AU - 1.29 AU

Year: 417 Days

Day: 19.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.43 AU - 1.73 AU

Year: 748 Days

Day: 45.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,511,684 km

• M1: 800,648 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.86 AU - 3.26 AU

Year: 2017 Days

Day: 39 Hours

Environment

Temp: -111 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.55 AU - 4.13 AU

Year: 2300 Days

Day: 30.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.8

Radius: 10.8

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.45 AU - 6.49 AU

Year: 4820 Days

Day: 8.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,511,684 km

• M1: 165,006 km (0.091 R)
• M2: 876,793 km (0.092 R)
• M3: 1,260,960 km (0.07 R)
• M4: 1,771,837 km (0.094 R)
• M5: 2,142,092 km (0.061 R)
• M6: 3,194,812 km (0.116 R)
• M7: 3,814,895 km (0.101 R)
• M8: 5,433,993 km (0.088 R)
• M9: 6,134,560 km (0.09 R)
• M10: 6,894,367 km (0.112 R)
• M11: 8,261,393 km (0.105 R)
• M12: 9,801,204 km (0.06 R)
• M13: 13,700,921 km (0.105 R)
• M14: 17,214,526 km (0.101 R)
• M15: 18,083,839 km (0.043 R)
• M16: 19,047,549 km (0.098 R)
• M17: 23,321,859 km (0.084 R)
• M18: 25,086,965 km (0.075 R)
• M19: 25,801,444 km (0.096 R)
• M20: 27,772,845 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.3

Radius: 11.2

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.57 AU - 8.31 AU

Year: 6888 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 26,511,684 km

• M1: 139,276 km (0.098 R)
• M2: 502,200 km (0.059 R)
• M3: 1,375,702 km (0.1 R)
• M4: 2,172,759 km (0.043 R)
• M5: 2,572,635 km (0.067 R)
• M6: 3,190,025 km (0.115 R)
• M7: 3,879,222 km (0.103 R)
• M8: 4,920,723 km (0.12 R)
• M9: 5,554,120 km (0.094 R)
• M10: 8,816,551 km (0.073 R)
• M11: 10,363,093 km (0.105 R)
• M12: 12,243,987 km (0.069 R)
• M13: 13,293,566 km (0.088 R)
• M14: 13,811,324 km (0.118 R)
• M15: 15,445,382 km (0.082 R)
• M16: 15,825,360 km (0.107 R)
• M17: 16,936,125 km (0.107 R)
• M18: 17,819,949 km (0.113 R)
• M19: 19,166,778 km (0.115 R)
• M20: 19,976,851 km (0.109 R)
• M21: 20,809,662 km (0.091 R)
• M22: 22,544,399 km (0.115 R)
• M23: 23,447,073 km (0.093 R)
• M24: 25,853,504 km (0.064 R)
• M25: 28,043,318 km (0.055 R)
• M26: 28,420,005 km (0.109 R)
• M27: 29,183,403 km (0.075 R)
• M28: 30,951,201 km (0.063 R)
• M29: 31,759,329 km (0.11 R)
• M30: 32,893,430 km (0.1 R)
• M31: 33,417,771 km (0.08 R)
• M32: 35,461,278 km (0.066 R)
• M33: 36,234,699 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420

Radius: 14.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.54 AU - 7.66 AU

Year: 7893 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,511,684 km

• M1: 184,305 km (0.05 R)
• M2: 976,425 km (0.114 R)
• M3: 1,667,268 km (0.101 R)
• M4: 2,267,904 km (0.115 R)
• M5: 3,378,818 km (0.07 R)
• M6: 5,393,003 km (0.097 R)
• M7: 7,004,023 km (0.098 R)
• M8: 8,309,863 km (0.061 R)
• M9: 9,905,623 km (0.065 R)
• M10: 15,793,945 km (0.089 R)
• M11: 17,764,149 km (0.105 R)
• M12: 21,205,498 km (0.094 R)
• M13: 24,408,389 km (0.098 R)
• M14: 24,985,836 km (0.068 R)
• M15: 27,564,305 km (0.08 R)
• M16: 29,009,869 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 9.4

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.96 AU - 8.64 AU

Year: 9008 Days

Day: 6.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 26,511,684 km

• M1: 124,765 km (0.108 R)
• M2: 465,399 km (0.051 R)
• M3: 917,185 km (0.027 R)
• M4: 1,786,498 km (0.108 R)
• M5: 2,354,222 km (0.099 R)
• M6: 2,904,592 km (0.063 R)
• M7: 3,341,568 km (0.116 R)
• M8: 3,639,866 km (0.094 R)
• M9: 3,983,043 km (0.09 R)
• M10: 5,342,290 km (0.074 R)
• M11: 5,822,200 km (0.12 R)
• M12: 6,595,920 km (0.117 R)
• M13: 9,232,881 km (0.113 R)
• M14: 12,093,342 km (0.098 R)
• M15: 13,104,175 km (0.097 R)
• M16: 13,411,898 km (0.092 R)
• M17: 16,688,839 km (0.069 R)
• M18: 20,381,962 km (0.11 R)
• M19: 25,339,635 km (0.066 R)
• M20: 26,399,835 km (0.075 R)
• M21: 26,792,679 km (0.085 R)
• M22: 28,096,126 km (0.076 R)
• M23: 29,757,859 km (0.108 R)
• M24: 30,829,129 km (0.095 R)
• M25: 31,704,426 km (0.066 R)
• M26: 34,898,939 km (0.098 R)
• M27: 36,695,610 km (0.118 R)
• M28: 42,320,490 km (0.106 R)
• M29: 44,639,406 km (0.101 R)
• M30: 45,477,603 km (0.106 R)
• M31: 49,380,163 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.8

Radius: 7.8

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 16.52 AU - 17.36 AU

Year: 26266 Days

Day: 23.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,511,684 km

• M1: 876,344 km (0.059 R)
• M2: 1,546,393 km (0.075 R)
• M3: 2,124,739 km (0.094 R)
• M4: 5,689,207 km (0.067 R)
• M5: 9,431,847 km (0.104 R)
• M6: 17,074,652 km (0.094 R)
• M7: 17,914,345 km (0.089 R)
• M8: 21,966,652 km (0.119 R)
• M9: 23,613,425 km (0.043 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit