🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.83 AU - 2.11 AU

Year: 1015 Days

Day: 38.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,285,733 km

• M1: 517,160 km (0.085 R)
• M2: 773,571 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.11 AU - 2.65 AU

Year: 1348 Days

Day: 36.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.35 AU - 3.37 AU

Year: 1776 Days

Day: 34.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.08 AU - 3.48 AU

Year: 2181 Days

Day: 38.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,285,733 km

• M1: 402,717 km (0.09 R)

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.5

Radius: 14.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.99 AU - 5.61 AU

Year: 4479 Days

Day: 5.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,285,733 km

• M1: 179,218 km (0.07 R)
• M2: 759,209 km (0.07 R)
• M3: 1,408,913 km (0.118 R)
• M4: 2,151,068 km (0.118 R)
• M5: 2,663,889 km (0.105 R)
• M6: 3,258,840 km (0.119 R)
• M7: 3,746,379 km (0.094 R)
• M8: 5,680,979 km (0.049 R)
• M9: 6,361,799 km (0.051 R)
• M10: 7,196,555 km (0.098 R)
• M11: 8,434,328 km (0.088 R)
• M12: 9,563,941 km (0.081 R)
• M13: 10,486,362 km (0.106 R)
• M14: 11,239,138 km (0.047 R)
• M15: 11,698,703 km (0.111 R)
• M16: 12,606,463 km (0.095 R)
• M17: 14,454,894 km (0.112 R)
• M18: 15,054,183 km (0.093 R)
• M19: 17,619,039 km (0.111 R)
• M20: 22,569,232 km (0.097 R)
• M21: 27,457,193 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.6

Radius: 5.6

Gravity: 24.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.67 AU - 15.27 AU

Year: 19168 Days

Day: 18.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,285,733 km

• M1: 72,405 km (0.112 R)
• M2: 637,586 km (0.1 R)
• M3: 1,038,359 km (0.083 R)
• M4: 1,577,061 km (0.053 R)
• M5: 2,242,622 km (0.09 R)
• M6: 3,917,669 km (0.069 R)
• M7: 4,753,921 km (0.11 R)
• M8: 5,386,720 km (0.072 R)
• M9: 7,283,771 km (0.093 R)
• M10: 8,381,669 km (0.094 R)
• M11: 10,714,499 km (0.074 R)
• M12: 11,151,923 km (0.051 R)
• M13: 13,809,679 km (0.114 R)
• M14: 17,453,284 km (0.042 R)
• M15: 21,296,902 km (0.1 R)
• M16: 22,490,693 km (0.097 R)
• M17: 27,596,768 km (0.074 R)
• M18: 28,063,962 km (0.074 R)
• M19: 28,894,230 km (0.079 R)
• M20: 32,379,562 km (0.118 R)
• M21: 33,556,747 km (0.068 R)
• M22: 36,135,066 km (0.084 R)
• M23: 50,676,129 km (0.081 R)
• M24: 58,739,604 km (0.106 R)
• M25: 60,684,227 km (0.108 R)
• M26: 66,775,254 km (0.117 R)
• M27: 70,184,439 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.6

Radius: 5

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.51 AU - 17.11 AU

Year: 24180 Days

Day: 22.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,285,733 km

• M1: 82,728 km (0.108 R)
• M2: 301,589 km (0.08 R)
• M3: 555,906 km (0.09 R)
• M4: 809,773 km (0.103 R)
• M5: 970,292 km (0.111 R)
• M6: 1,518,119 km (0.091 R)
• M7: 2,273,289 km (0.116 R)
• M8: 3,113,431 km (0.084 R)
• M9: 3,543,375 km (0.091 R)
• M10: 4,415,381 km (0.086 R)
• M11: 4,627,062 km (0.115 R)
• M12: 6,710,362 km (0.112 R)
• M13: 7,085,703 km (0.109 R)
• M14: 7,376,372 km (0.095 R)
• M15: 7,624,555 km (0.119 R)
• M16: 8,673,535 km (0.103 R)
• M17: 9,994,634 km (0.067 R)
• M18: 10,422,035 km (0.091 R)
• M19: 11,844,711 km (0.116 R)
• M20: 14,290,187 km (0.055 R)
• M21: 17,750,984 km (0.109 R)
• M22: 21,030,469 km (0.104 R)
• M23: 21,833,061 km (0.099 R)
• M24: 25,925,461 km (0.036 R)
• M25: 27,672,465 km (0.081 R)
• M26: 29,002,390 km (0.114 R)
• M27: 33,246,930 km (0.097 R)
• M28: 35,727,861 km (0.037 R)
• M29: 42,464,552 km (0.048 R)
• M30: 43,906,227 km (0.065 R)
• M31: 47,226,402 km (0.108 R)
• M32: 50,710,088 km (0.074 R)
• M33: 57,793,697 km (0.12 R)
• M34: 68,733,938 km (0.096 R)
• M35: 71,165,203 km (0.095 R)
• M36: 73,196,593 km (0.104 R)
• M37: 76,198,573 km (0.094 R)
• M38: 78,086,199 km (0.091 R)
• M39: 81,219,676 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.3

Radius: 5.3

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 16.46 AU - 20.24 AU

Year: 28855 Days

Day: 20.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,285,733 km

• M1: 65,973 km (0.106 R)
• M2: 292,165 km (0.11 R)
• M3: 834,756 km (0.07 R)
• M4: 1,025,194 km (0.073 R)
• M5: 1,650,962 km (0.103 R)
• M6: 3,739,049 km (0.118 R)
• M7: 4,127,704 km (0.07 R)
• M8: 4,297,348 km (0.103 R)
• M9: 5,061,794 km (0.088 R)
• M10: 8,157,123 km (0.119 R)
• M11: 11,106,894 km (0.057 R)
• M12: 14,231,395 km (0.105 R)
• M13: 14,619,901 km (0.096 R)
• M14: 15,662,897 km (0.119 R)
• M15: 18,439,882 km (0.1 R)
• M16: 18,623,589 km (0.096 R)
• M17: 20,332,744 km (0.111 R)
• M18: 24,388,941 km (0.118 R)
• M19: 24,833,247 km (0.101 R)
• M20: 25,509,728 km (0.09 R)
• M21: 27,612,775 km (0.115 R)
• M22: 29,201,654 km (0.086 R)
• M23: 30,721,419 km (0.113 R)
• M24: 31,369,925 km (0.092 R)
• M25: 35,881,199 km (0.044 R)
• M26: 36,311,442 km (0.103 R)
• M27: 39,117,300 km (0.062 R)
• M28: 44,000,025 km (0.063 R)
• M29: 44,493,100 km (0.102 R)
• M30: 49,450,474 km (0.055 R)
• M31: 59,839,447 km (0.056 R)
• M32: 71,139,771 km (0.098 R)
• M33: 71,818,796 km (0.113 R)
• M34: 76,693,592 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 10,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit