🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.71 AU - 0.75 AU

Year: 219 Days

Day: 20 Hours

Environment

Temp: 198 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,279,024 km

• M1: 170,242 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.59 AU - 0.95 AU

Year: 237 Days

Day: 45.6 Hours

Environment

Temp: 198 °C

Axial Tilt: 170.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.93 AU - 1.51 AU

Year: 474 Days

Day: 35.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.79 AU - 6.07 AU

Year: 3847 Days

Day: 21 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.2

Radius: 12.5

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.61 AU - 6.05 AU

Year: 4947 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,279,024 km

• M1: 158,873 km (0.113 R)
• M2: 595,848 km (0.071 R)
• M3: 1,097,450 km (0.095 R)
• M4: 1,614,161 km (0.073 R)
• M5: 2,060,112 km (0.071 R)
• M6: 2,746,467 km (0.104 R)
• M7: 3,242,983 km (0.111 R)
• M8: 3,901,064 km (0.11 R)
• M9: 4,463,252 km (0.12 R)
• M10: 4,980,562 km (0.113 R)
• M11: 5,616,951 km (0.031 R)
• M12: 6,136,205 km (0.065 R)
• M13: 6,929,523 km (0.12 R)
• M14: 7,756,799 km (0.065 R)
• M15: 9,193,836 km (0.119 R)
• M16: 9,684,667 km (0.073 R)
• M17: 10,352,921 km (0.092 R)
• M18: 11,391,429 km (0.059 R)
• M19: 15,339,915 km (0.087 R)
• M20: 16,744,041 km (0.107 R)
• M21: 22,201,222 km (0.097 R)
• M22: 23,086,691 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 9.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.2 AU - 13.8 AU

Year: 13706 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 92.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,279,024 km

• M1: 122,072 km (0.1 R)
• M2: 627,114 km (0.088 R)
• M3: 977,472 km (0.098 R)
• M4: 1,374,804 km (0.075 R)
• M5: 2,702,785 km (0.058 R)
• M6: 3,209,473 km (0.105 R)
• M7: 3,836,288 km (0.118 R)
• M8: 4,575,152 km (0.045 R)
• M9: 5,742,314 km (0.075 R)
• M10: 10,600,356 km (0.036 R)
• M11: 11,010,104 km (0.093 R)
• M12: 11,369,737 km (0.028 R)
• M13: 12,431,433 km (0.106 R)
• M14: 13,421,771 km (0.064 R)
• M15: 13,763,453 km (0.089 R)
• M16: 14,322,051 km (0.116 R)
• M17: 14,968,464 km (0.113 R)
• M18: 16,165,696 km (0.067 R)
• M19: 19,005,213 km (0.093 R)
• M20: 20,859,777 km (0.091 R)
• M21: 21,226,292 km (0.06 R)
• M22: 25,131,545 km (0.084 R)
• M23: 27,035,626 km (0.051 R)
• M24: 28,133,974 km (0.095 R)
• M25: 28,469,223 km (0.054 R)
• M26: 29,376,235 km (0.103 R)
• M27: 30,536,965 km (0.112 R)
• M28: 32,580,023 km (0.108 R)
• M29: 38,015,213 km (0.074 R)
• M30: 40,377,213 km (0.097 R)
• M31: 41,090,047 km (0.105 R)
• M32: 42,687,902 km (0.097 R)
• M33: 44,326,896 km (0.085 R)
• M34: 45,698,559 km (0.112 R)
• M35: 50,311,260 km (0.094 R)
• M36: 53,154,667 km (0.073 R)
• M37: 59,894,649 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.7

Radius: 5.1

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 15.26 AU - 24.52 AU

Year: 31177 Days

Day: 19.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,279,024 km

• M1: 63,429 km (0.084 R)
• M2: 358,885 km (0.05 R)
• M3: 569,220 km (0.118 R)
• M4: 741,407 km (0.088 R)
• M5: 1,142,180 km (0.104 R)
• M6: 1,361,789 km (0.112 R)
• M7: 1,625,979 km (0.093 R)
• M8: 1,868,627 km (0.078 R)
• M9: 2,056,522 km (0.105 R)
• M10: 2,559,769 km (0.106 R)
• M11: 2,721,036 km (0.07 R)
• M12: 4,078,786 km (0.073 R)
• M13: 4,834,106 km (0.112 R)
• M14: 5,009,883 km (0.12 R)
• M15: 6,321,108 km (0.115 R)
• M16: 6,574,228 km (0.066 R)
• M17: 7,607,501 km (0.07 R)
• M18: 13,099,687 km (0.111 R)
• M19: 14,724,470 km (0.075 R)
• M20: 14,945,874 km (0.064 R)
• M21: 20,764,484 km (0.063 R)
• M22: 21,042,885 km (0.081 R)
• M23: 21,989,241 km (0.083 R)
• M24: 22,864,838 km (0.11 R)
• M25: 24,478,550 km (0.111 R)
• M26: 29,890,403 km (0.102 R)
• M27: 32,559,977 km (0.072 R)
• M28: 34,080,938 km (0.108 R)
• M29: 46,076,593 km (0.097 R)
• M30: 47,829,880 km (0.101 R)
• M31: 48,968,320 km (0.092 R)
• M32: 49,461,843 km (0.105 R)
• M33: 52,492,247 km (0.074 R)
• M34: 54,933,086 km (0.067 R)
• M35: 62,901,417 km (0.067 R)
• M36: 63,095,296 km (0.098 R)
• M37: 63,679,625 km (0.101 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 14,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit