🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.58 AU - 0.8 AU

Year: 219 Days

Day: 13.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,877,312 km

• M1: 22,290 km (0.033 R)

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 9

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.27 AU - 4.27 AU

Year: 3378 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 106,877,312 km

• M1: 113,844 km (0.084 R)
• M2: 742,155 km (0.112 R)
• M3: 1,067,381 km (0.094 R)
• M4: 1,660,836 km (0.104 R)
• M5: 2,604,050 km (0.084 R)
• M6: 3,434,917 km (0.103 R)
• M7: 3,741,144 km (0.1 R)
• M8: 6,156,102 km (0.091 R)
• M9: 7,249,662 km (0.075 R)
• M10: 9,261,305 km (0.092 R)
• M11: 10,228,006 km (0.086 R)
• M12: 12,360,674 km (0.07 R)
• M13: 13,231,782 km (0.051 R)
• M14: 16,894,536 km (0.099 R)
• M15: 17,484,700 km (0.114 R)
• M16: 19,274,190 km (0.106 R)
• M17: 22,077,504 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.9

Radius: 13.7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.72 AU - 4.88 AU

Year: 3414 Days

Day: 15 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,877,312 km

• M1: 170,392 km (0.104 R)
• M2: 666,010 km (0.064 R)
• M3: 1,417,889 km (0.119 R)
• M4: 1,855,462 km (0.076 R)
• M5: 2,760,230 km (0.111 R)
• M6: 3,534,549 km (0.06 R)
• M7: 4,565,577 km (0.073 R)
• M8: 5,101,138 km (0.028 R)
• M9: 5,678,586 km (0.111 R)
• M10: 7,880,367 km (0.088 R)
• M11: 8,510,024 km (0.119 R)
• M12: 9,060,096 km (0.101 R)
• M13: 10,519,273 km (0.095 R)
• M14: 12,129,994 km (0.112 R)
• M15: 12,686,049 km (0.04 R)
• M16: 13,749,989 km (0.11 R)
• M17: 18,244,956 km (0.044 R)
• M18: 21,153,588 km (0.094 R)
• M19: 24,285,868 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 14

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.06 AU - 6.84 AU

Year: 6272 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 106,877,312 km

• M1: 192,084 km (0.106 R)
• M2: 956,230 km (0.105 R)
• M3: 3,511,212 km (0.043 R)
• M4: 4,664,910 km (0.099 R)
• M5: 6,490,453 km (0.098 R)
• M6: 8,609,806 km (0.103 R)
• M7: 11,677,161 km (0.114 R)
• M8: 17,402,272 km (0.111 R)
• M9: 17,926,163 km (0.111 R)
• M10: 20,964,945 km (0.092 R)
• M11: 21,825,581 km (0.053 R)
• M12: 22,503,559 km (0.068 R)
• M13: 23,688,374 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.8

Radius: 4.4

Gravity: 31.45 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.77 AU - 13.35 AU

Year: 17043 Days

Day: 18 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,877,312 km

• M1: 70,311 km (0.085 R)
• M2: 212,728 km (0.113 R)
• M3: 477,516 km (0.109 R)
• M4: 629,059 km (0.095 R)
• M5: 1,020,856 km (0.053 R)
• M6: 1,607,878 km (0.118 R)
• M7: 1,993,092 km (0.111 R)
• M8: 2,682,888 km (0.113 R)
• M9: 2,969,368 km (0.116 R)
• M10: 3,922,157 km (0.101 R)
• M11: 4,322,930 km (0.112 R)
• M12: 5,027,386 km (0.113 R)
• M13: 5,169,803 km (0.053 R)
• M14: 5,314,913 km (0.085 R)
• M15: 5,651,359 km (0.102 R)
• M16: 6,202,777 km (0.079 R)
• M17: 6,618,060 km (0.066 R)
• M18: 7,879,320 km (0.113 R)
• M19: 10,631,771 km (0.104 R)
• M20: 11,347,298 km (0.1 R)
• M21: 12,221,996 km (0.104 R)
• M22: 13,755,075 km (0.096 R)
• M23: 19,288,850 km (0.054 R)
• M24: 20,171,029 km (0.117 R)
• M25: 27,883,098 km (0.11 R)
• M26: 32,818,182 km (0.066 R)
• M27: 39,274,527 km (0.104 R)
• M28: 39,836,118 km (0.101 R)
• M29: 42,136,185 km (0.075 R)
• M30: 43,918,195 km (0.063 R)
• M31: 48,110,226 km (0.049 R)
• M32: 51,885,179 km (0.058 R)
• M33: 56,741,276 km (0.11 R)
• M34: 58,728,982 km (0.106 R)
• M35: 60,762,766 km (0.105 R)
• M36: 60,949,912 km (0.082 R)
• M37: 62,081,022 km (0.087 R)
• M38: 64,774,681 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.7

Radius: 3.4

Gravity: 19.78 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 12.07 AU - 14.17 AU

Year: 18196 Days

Day: 19.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 106,877,312 km

• M1: 42,935 km (0.06 R)
• M2: 164,109 km (0.089 R)
• M3: 621,579 km (0.115 R)
• M4: 1,887,327 km (0.094 R)
• M5: 2,129,226 km (0.108 R)
• M6: 3,002,280 km (0.117 R)
• M7: 4,006,829 km (0.053 R)
• M8: 4,146,404 km (0.067 R)
• M9: 5,691,601 km (0.086 R)
• M10: 5,868,126 km (0.105 R)
• M11: 8,280,990 km (0.066 R)
• M12: 8,879,082 km (0.082 R)
• M13: 12,901,919 km (0.092 R)
• M14: 29,078,834 km (0.055 R)
• M15: 33,787,876 km (0.062 R)
• M16: 35,542,958 km (0.099 R)
• M17: 42,498,212 km (0.052 R)
• M18: 44,265,112 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.3

Radius: 7.6

Gravity: 14.51 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.13 AU - 18.57 AU

Year: 30097 Days

Day: 15.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 106,877,312 km

• M1: 94,546 km (0.113 R)
• M2: 523,742 km (0.106 R)
• M3: 2,104,244 km (0.055 R)
• M4: 2,753,050 km (0.111 R)
• M5: 3,828,210 km (0.068 R)
• M6: 4,217,912 km (0.06 R)
• M7: 4,912,345 km (0.066 R)
• M8: 5,287,088 km (0.036 R)
• M9: 6,188,266 km (0.081 R)
• M10: 6,526,656 km (0.116 R)
• M11: 7,240,836 km (0.086 R)
• M12: 8,062,428 km (0.098 R)
• M13: 9,067,277 km (0.116 R)
• M14: 10,353,369 km (0.116 R)
• M15: 14,093,316 km (0.077 R)
• M16: 16,082,220 km (0.1 R)
• M17: 17,475,724 km (0.083 R)
• M18: 17,957,579 km (0.119 R)
• M19: 20,821,480 km (0.112 R)
• M20: 31,214,643 km (0.058 R)
• M21: 45,504,830 km (0.104 R)
• M22: 48,844,453 km (0.117 R)
• M23: 52,742,524 km (0.075 R)
• M24: 65,904,295 km (0.085 R)
• M25: 66,369,245 km (0.071 R)
• M26: 67,777,709 km (0.116 R)
• M27: 69,445,875 km (0.086 R)
• M28: 70,897,423 km (0.113 R)
• M29: 80,828,478 km (0.118 R)
• M30: 85,986,014 km (0.064 R)
• M31: 88,503,895 km (0.115 R)
• M32: 94,864,647 km (0.091 R)
• M33: 100,905,559 km (0.029 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 11,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit