🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.91 AU - 1.19 AU

Year: 399 Days

Day: 47.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.4 AU - 1.46 AU

Year: 634 Days

Day: 19.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,565,328 km

• M1: 75,697 km (0.081 R)
• M2: 268,977 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.76 AU - 2.44 AU

Year: 1129 Days

Day: 25.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 13.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.67 AU - 5.63 AU

Year: 3719 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,565,328 km

• M1: 172,935 km (0.078 R)
• M2: 651,349 km (0.101 R)
• M3: 1,357,301 km (0.114 R)
• M4: 1,864,289 km (0.092 R)
• M5: 2,728,964 km (0.091 R)
• M6: 3,431,027 km (0.096 R)
• M7: 3,912,882 km (0.104 R)
• M8: 4,585,025 km (0.069 R)
• M9: 5,497,871 km (0.117 R)
• M10: 6,042,408 km (0.099 R)
• M11: 7,546,165 km (0.116 R)
• M12: 8,075,143 km (0.093 R)
• M13: 8,553,557 km (0.098 R)
• M14: 9,090,015 km (0.109 R)
• M15: 10,103,840 km (0.089 R)
• M16: 11,556,136 km (0.118 R)
• M17: 12,022,582 km (0.077 R)
• M18: 18,082,643 km (0.119 R)
• M19: 18,904,234 km (0.067 R)
• M20: 21,519,055 km (0.098 R)
• M21: 22,083,787 km (0.089 R)
• M22: 25,447,346 km (0.099 R)
• M23: 26,318,753 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 13.6

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.85 AU - 8.23 AU

Year: 6927 Days

Day: 10.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,565,328 km

• M1: 169,644 km (0.047 R)
• M2: 1,246,150 km (0.115 R)
• M3: 2,137,155 km (0.077 R)
• M4: 3,036,388 km (0.094 R)
• M5: 6,275,331 km (0.043 R)
• M6: 7,941,104 km (0.11 R)
• M7: 11,332,188 km (0.083 R)
• M8: 12,084,067 km (0.099 R)
• M9: 14,034,524 km (0.087 R)
• M10: 16,408,194 km (0.079 R)
• M11: 17,895,645 km (0.027 R)
• M12: 19,223,177 km (0.116 R)
• M13: 22,005,847 km (0.096 R)
• M14: 23,670,572 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.4

Radius: 9.5

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.95 AU - 11.65 AU

Year: 11377 Days

Day: 12 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,565,328 km

• M1: 118,182 km (0.048 R)
• M2: 786,735 km (0.1 R)
• M3: 1,125,574 km (0.084 R)
• M4: 2,309,043 km (0.091 R)
• M5: 2,890,979 km (0.117 R)
• M6: 4,261,295 km (0.117 R)
• M7: 9,525,495 km (0.075 R)
• M8: 15,178,948 km (0.087 R)
• M9: 17,277,656 km (0.088 R)
• M10: 23,716,648 km (0.112 R)
• M11: 24,538,838 km (0.103 R)
• M12: 25,191,234 km (0.096 R)
• M13: 26,046,934 km (0.092 R)
• M14: 42,370,156 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.1

Radius: 13.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.19 AU - 11.27 AU

Year: 13956 Days

Day: 11.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,565,328 km

• M1: 223,350 km (0.099 R)
• M2: 661,971 km (0.117 R)
• M3: 1,340,397 km (0.089 R)
• M4: 2,348,088 km (0.063 R)
• M5: 3,097,723 km (0.071 R)
• M6: 5,076,903 km (0.083 R)
• M7: 5,787,642 km (0.077 R)
• M8: 8,234,764 km (0.036 R)
• M9: 10,225,912 km (0.054 R)
• M10: 12,165,000 km (0.077 R)
• M11: 13,190,643 km (0.114 R)
• M12: 13,820,450 km (0.119 R)
• M13: 16,979,807 km (0.107 R)
• M14: 17,574,608 km (0.083 R)
• M15: 23,207,417 km (0.046 R)
• M16: 26,233,034 km (0.084 R)
• M17: 29,833,406 km (0.119 R)
• M18: 34,337,349 km (0.094 R)
• M19: 36,259,382 km (0.047 R)
• M20: 43,690,806 km (0.1 R)
• M21: 50,841,136 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.2

Radius: 7.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.09 AU - 20.45 AU

Year: 27780 Days

Day: 16 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,565,328 km

• M1: 97,388 km (0.102 R)
• M2: 374,892 km (0.114 R)
• M3: 652,396 km (0.113 R)
• M4: 1,293,124 km (0.092 R)
• M5: 1,943,127 km (0.068 R)
• M6: 2,406,132 km (0.073 R)
• M7: 3,637,622 km (0.044 R)
• M8: 4,472,976 km (0.045 R)
• M9: 5,243,705 km (0.103 R)
• M10: 6,059,013 km (0.112 R)
• M11: 6,433,157 km (0.118 R)
• M12: 7,045,910 km (0.12 R)
• M13: 8,387,504 km (0.072 R)
• M14: 11,131,727 km (0.05 R)
• M15: 11,504,375 km (0.098 R)
• M16: 16,091,944 km (0.091 R)
• M17: 16,972,926 km (0.115 R)
• M18: 17,970,295 km (0.119 R)
• M19: 19,182,636 km (0.045 R)
• M20: 20,172,674 km (0.064 R)
• M21: 20,541,134 km (0.102 R)
• M22: 24,579,678 km (0.106 R)
• M23: 26,729,250 km (0.114 R)
• M24: 27,849,738 km (0.118 R)
• M25: 29,001,193 km (0.108 R)
• M26: 32,898,965 km (0.089 R)
• M27: 36,312,190 km (0.056 R)
• M28: 39,810,088 km (0.085 R)
• M29: 40,099,260 km (0.064 R)
• M30: 43,526,248 km (0.062 R)
• M31: 44,606,794 km (0.113 R)
• M32: 52,502,719 km (0.116 R)
• M33: 59,188,996 km (0.088 R)
• M34: 63,619,187 km (0.079 R)
• M35: 64,810,136 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 14,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit