🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.66 AU - 0.76 AU

Year: 227 Days

Day: 24.2 Hours

Environment

Temp: 102 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.64 AU - 0.86 AU

Year: 246 Days

Day: 39.7 Hours

Environment

Temp: 130 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.21 AU - 1.57 AU

Year: 621 Days

Day: 34.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,010,870 km

• M1: 42,037 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.15 AU - 1.77 AU

Year: 668 Days

Day: 38.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 10

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.08 AU - 6.56 AU

Year: 5318 Days

Day: 10.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,010,870 km

• M1: 132,843 km (0.041 R)
• M2: 519,703 km (0.042 R)
• M3: 998,117 km (0.061 R)
• M4: 1,481,318 km (0.071 R)
• M5: 2,001,320 km (0.109 R)
• M6: 2,555,132 km (0.081 R)
• M7: 3,169,231 km (0.095 R)
• M8: 3,681,454 km (0.113 R)
• M9: 4,200,708 km (0.032 R)
• M10: 5,442,071 km (0.082 R)
• M11: 6,147,575 km (0.107 R)
• M12: 6,748,510 km (0.053 R)
• M13: 7,492,609 km (0.071 R)
• M14: 8,067,364 km (0.113 R)
• M15: 9,063,985 km (0.106 R)
• M16: 12,008,520 km (0.09 R)
• M17: 12,596,141 km (0.088 R)
• M18: 17,506,840 km (0.091 R)
• M19: 18,135,002 km (0.079 R)
• M20: 19,771,453 km (0.08 R)
• M21: 20,590,950 km (0.056 R)
• M22: 23,866,545 km (0.114 R)
• M23: 27,727,068 km (0.074 R)
• M24: 29,276,154 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.2

Radius: 3.6

Gravity: 51.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.21 AU - 14.77 AU

Year: 19819 Days

Day: 22.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,010,870 km

• M1: 44,730 km (0.095 R)
• M2: 264,489 km (0.089 R)
• M3: 382,372 km (0.088 R)
• M4: 711,338 km (0.094 R)
• M5: 1,877,453 km (0.11 R)
• M6: 2,648,331 km (0.067 R)
• M7: 3,050,749 km (0.071 R)
• M8: 3,184,490 km (0.118 R)
• M9: 3,463,939 km (0.081 R)
• M10: 3,944,447 km (0.115 R)
• M11: 4,103,470 km (0.101 R)
• M12: 6,230,303 km (0.105 R)
• M13: 8,459,760 km (0.098 R)
• M14: 9,722,665 km (0.052 R)
• M15: 10,610,977 km (0.076 R)
• M16: 11,551,948 km (0.104 R)
• M17: 12,411,387 km (0.068 R)
• M18: 12,547,222 km (0.114 R)
• M19: 14,405,527 km (0.087 R)
• M20: 15,794,394 km (0.102 R)
• M21: 16,439,310 km (0.085 R)
• M22: 17,101,580 km (0.111 R)
• M23: 18,391,113 km (0.105 R)
• M24: 19,929,279 km (0.088 R)
• M25: 21,453,382 km (0.113 R)
• M26: 24,092,737 km (0.081 R)
• M27: 25,599,786 km (0.096 R)
• M28: 28,800,133 km (0.062 R)
• M29: 36,954,414 km (0.095 R)
• M30: 37,518,697 km (0.056 R)
• M31: 41,025,122 km (0.114 R)
• M32: 42,702,712 km (0.106 R)
• M33: 48,009,098 km (0.096 R)
• M34: 50,214,769 km (0.067 R)
• M35: 52,842,456 km (0.081 R)
• M36: 54,099,527 km (0.072 R)
• M37: 54,826,722 km (0.116 R)
• M38: 56,114,909 km (0.077 R)
• M39: 58,943,057 km (0.037 R)
• M40: 66,322,122 km (0.078 R)
• M41: 72,959,480 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.7

Radius: 4.5

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 14.49 AU - 18.03 AU

Year: 24833 Days

Day: 20.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,010,870 km

• M1: 56,099 km (0.057 R)
• M2: 257,308 km (0.1 R)
• M3: 437,424 km (0.084 R)
• M4: 854,054 km (0.074 R)
• M5: 2,267,455 km (0.083 R)
• M6: 3,611,741 km (0.025 R)
• M7: 4,072,204 km (0.069 R)
• M8: 4,300,191 km (0.102 R)
• M9: 4,745,992 km (0.118 R)
• M10: 6,311,235 km (0.055 R)
• M11: 8,607,113 km (0.041 R)
• M12: 10,175,348 km (0.099 R)
• M13: 14,157,344 km (0.061 R)
• M14: 22,802,156 km (0.116 R)
• M15: 23,728,317 km (0.079 R)
• M16: 25,001,843 km (0.048 R)
• M17: 35,353,118 km (0.076 R)
• M18: 35,625,985 km (0.097 R)
• M19: 43,693,499 km (0.042 R)
• M20: 51,135,694 km (0.03 R)
• M21: 51,484,706 km (0.091 R)
• M22: 54,698,068 km (0.109 R)
• M23: 63,915,391 km (0.03 R)
• M24: 67,622,426 km (0.114 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: 528 - 16,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit