🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.61 AU - 0.87 AU

Year: 239 Days

Day: 31.3 Hours

Environment

Temp: 111 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,917,700 km

• M1: 71,209 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.27 AU - 1.35 AU

Year: 562 Days

Day: 35.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 12.9

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.92 AU - 13.34 AU

Year: 13915 Days

Day: 10.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,917,700 km

• M1: 160,519 km (0.098 R)
• M2: 617,390 km (0.099 R)
• M3: 1,133,353 km (0.096 R)
• M4: 2,159,146 km (0.106 R)
• M5: 2,653,417 km (0.104 R)
• M6: 4,577,545 km (0.048 R)
• M7: 5,585,237 km (0.079 R)
• M8: 7,123,252 km (0.094 R)
• M9: 7,571,298 km (0.048 R)
• M10: 9,771,883 km (0.096 R)
• M11: 10,439,687 km (0.085 R)
• M12: 12,116,380 km (0.088 R)
• M13: 12,691,734 km (0.119 R)
• M14: 13,691,197 km (0.085 R)
• M15: 21,368,859 km (0.062 R)
• M16: 24,156,915 km (0.105 R)
• M17: 32,476,950 km (0.118 R)
• M18: 34,470,192 km (0.087 R)
• M19: 34,980,919 km (0.114 R)
• M20: 35,756,584 km (0.067 R)
• M21: 36,941,698 km (0.091 R)
• M22: 41,081,071 km (0.118 R)
• M23: 44,156,205 km (0.025 R)
• M24: 62,234,958 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.5

Radius: 5.5

Gravity: 15.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.13 AU - 16.71 AU

Year: 21596 Days

Day: 15.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,917,700 km

• M1: 68,366 km (0.038 R)
• M2: 497,263 km (0.095 R)
• M3: 735,274 km (0.087 R)
• M4: 1,148,912 km (0.112 R)
• M5: 1,341,594 km (0.11 R)
• M6: 1,523,954 km (0.098 R)
• M7: 2,173,657 km (0.12 R)
• M8: 3,333,639 km (0.082 R)
• M9: 3,527,817 km (0.118 R)
• M10: 3,969,579 km (0.118 R)
• M11: 4,219,857 km (0.102 R)
• M12: 4,752,126 km (0.112 R)
• M13: 5,365,477 km (0.096 R)
• M14: 8,608,460 km (0.107 R)
• M15: 9,516,968 km (0.078 R)
• M16: 9,795,968 km (0.081 R)
• M17: 10,906,134 km (0.065 R)
• M18: 12,359,178 km (0.115 R)
• M19: 15,798,283 km (0.118 R)
• M20: 16,507,078 km (0.081 R)
• M21: 19,735,400 km (0.075 R)
• M22: 22,563,398 km (0.116 R)
• M23: 23,970,964 km (0.085 R)
• M24: 24,801,083 km (0.071 R)
• M25: 27,406,330 km (0.071 R)
• M26: 28,543,723 km (0.092 R)
• M27: 31,647,430 km (0.037 R)
• M28: 35,767,205 km (0.091 R)
• M29: 36,850,294 km (0.041 R)
• M30: 39,224,113 km (0.063 R)
• M31: 41,401,660 km (0.105 R)
• M32: 51,771,784 km (0.075 R)
• M33: 56,362,344 km (0.052 R)
• M34: 58,756,209 km (0.111 R)
• M35: 64,935,948 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.7

Radius: 5.9

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 15.03 AU - 15.37 AU

Year: 22207 Days

Day: 17.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,917,700 km

• M1: 73,453 km (0.076 R)
• M2: 1,185,114 km (0.037 R)
• M3: 1,836,015 km (0.114 R)
• M4: 2,488,860 km (0.097 R)
• M5: 6,022,212 km (0.074 R)
• M6: 7,182,194 km (0.119 R)
• M7: 7,882,461 km (0.094 R)
• M8: 9,519,960 km (0.098 R)
• M9: 22,985,414 km (0.098 R)
• M10: 29,430,688 km (0.1 R)
• M11: 33,537,449 km (0.117 R)
• M12: 36,857,026 km (0.043 R)
• M13: 44,426,977 km (0.03 R)
• M14: 52,166,423 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.3

Radius: 6.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.35 AU - 16.85 AU

Year: 25345 Days

Day: 20.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,917,700 km

• M1: 173,833 km (0.114 R)
• M2: 844,330 km (0.054 R)
• M3: 1,457,981 km (0.064 R)
• M4: 2,580,114 km (0.115 R)
• M5: 3,763,882 km (0.071 R)
• M6: 13,324,982 km (0.085 R)
• M7: 13,911,106 km (0.072 R)
• M8: 16,576,342 km (0.087 R)
• M9: 22,252,534 km (0.094 R)
• M10: 24,112,035 km (0.099 R)
• M11: 26,477,178 km (0.06 R)
• M12: 30,531,429 km (0.11 R)
• M13: 30,868,025 km (0.115 R)
• M14: 38,653,696 km (0.114 R)
• M15: 43,136,696 km (0.098 R)
• M16: 43,702,475 km (0.068 R)
• M17: 55,416,736 km (0.092 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit