🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.49 AU - 0.55 AU

Year: 171 Days

Day: 18.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 62,812,347 km

• M1: 37,848 km (0.111 R)
• M2: 247,584 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.55 AU - 0.65 AU

Year: 212 Days

Day: 44.7 Hours

Environment

Temp: -16 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.59 AU - 0.71 AU

Year: 239 Days

Day: 34 Hours

Environment

Temp: -32 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,812,347 km

• M1: 500,704 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.55 AU - 0.79 AU

Year: 250 Days

Day: 12.7 Hours

Environment

Temp: -24 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.74 AU

Year: 256 Days

Day: 41.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.89 AU - 1.97 AU

Year: 1224 Days

Day: 43.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.3

Radius: 11.1

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.47 AU - 9.41 AU

Year: 10215 Days

Day: 14.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,812,347 km

• M1: 138,079 km (0.043 R)
• M2: 520,900 km (0.047 R)
• M3: 1,042,398 km (0.092 R)
• M4: 1,500,915 km (0.092 R)
• M5: 2,211,805 km (0.047 R)
• M6: 3,223,834 km (0.109 R)
• M7: 3,976,012 km (0.052 R)
• M8: 4,841,585 km (0.101 R)
• M9: 6,423,733 km (0.116 R)
• M10: 9,406,415 km (0.034 R)
• M11: 10,326,143 km (0.025 R)
• M12: 11,789,359 km (0.1 R)
• M13: 12,800,342 km (0.12 R)
• M14: 13,446,156 km (0.056 R)
• M15: 14,866,438 km (0.098 R)
• M16: 16,589,805 km (0.11 R)
• M17: 17,786,140 km (0.086 R)
• M18: 18,516,327 km (0.081 R)
• M19: 22,555,021 km (0.068 R)
• M20: 23,065,748 km (0.095 R)
• M21: 33,082,522 km (0.099 R)
• M22: 34,186,704 km (0.04 R)
• M23: 35,429,563 km (0.047 R)
• M24: 37,172,528 km (0.061 R)
• M25: 37,885,511 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.7

Radius: 7.9

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.37 AU - 11.47 AU

Year: 14265 Days

Day: 18.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,812,347 km

• M1: 100,979 km (0.097 R)
• M2: 880,234 km (0.074 R)
• M3: 1,671,457 km (0.096 R)
• M4: 7,079,270 km (0.119 R)
• M5: 12,161,409 km (0.111 R)
• M6: 12,525,979 km (0.057 R)
• M7: 15,770,757 km (0.088 R)
• M8: 17,355,896 km (0.081 R)
• M9: 18,085,934 km (0.082 R)
• M10: 18,698,238 km (0.108 R)
• M11: 21,969,494 km (0.074 R)
• M12: 22,588,381 km (0.104 R)
• M13: 34,344,380 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.7

Radius: 6.2

Gravity: 19.3 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.85 AU - 10.13 AU

Year: 14416 Days

Day: 21.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,812,347 km

• M1: 78,090 km (0.081 R)
• M2: 493,972 km (0.097 R)
• M3: 1,105,079 km (0.063 R)
• M4: 1,454,241 km (0.095 R)
• M5: 1,687,614 km (0.103 R)
• M6: 2,056,672 km (0.054 R)
• M7: 2,250,700 km (0.038 R)
• M8: 2,790,000 km (0.067 R)
• M9: 3,077,827 km (0.042 R)
• M10: 3,629,394 km (0.046 R)
• M11: 5,755,778 km (0.088 R)
• M12: 6,632,122 km (0.112 R)
• M13: 7,503,081 km (0.106 R)
• M14: 7,732,265 km (0.088 R)
• M15: 9,207,001 km (0.097 R)
• M16: 12,766,084 km (0.097 R)
• M17: 13,225,499 km (0.083 R)
• M18: 14,316,815 km (0.104 R)
• M19: 19,115,018 km (0.029 R)
• M20: 22,912,410 km (0.079 R)
• M21: 24,182,496 km (0.096 R)
• M22: 26,649,514 km (0.091 R)
• M23: 27,507,757 km (0.092 R)
• M24: 28,273,848 km (0.107 R)
• M25: 32,318,077 km (0.085 R)
• M26: 33,664,757 km (0.115 R)
• M27: 34,289,029 km (0.069 R)
• M28: 34,794,071 km (0.076 R)
• M29: 38,604,329 km (0.106 R)
• M30: 44,752,203 km (0.1 R)
• M31: 47,041,499 km (0.036 R)
• M32: 47,821,652 km (0.088 R)
• M33: 48,769,205 km (0.107 R)
• M34: 49,729,175 km (0.112 R)
• M35: 58,045,171 km (0.065 R)
• M36: 60,764,710 km (0.083 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 11,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit