🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 238 Days

Day: 14.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,843,324 km

• M1: 79,436 km (0.055 R)
• M2: 635,941 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.5

Radius: 12

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.95 AU - 1.51 AU

Year: 867 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,843,324 km

• M1: 150,047 km (0.079 R)
• M2: 539,300 km (0.07 R)
• M3: 1,034,170 km (0.053 R)
• M4: 2,125,935 km (0.095 R)
• M5: 2,513,244 km (0.094 R)
• M6: 3,111,785 km (0.116 R)
• M7: 3,510,164 km (0.081 R)
• M8: 4,143,113 km (0.072 R)
• M9: 4,834,854 km (0.06 R)
• M10: 5,355,005 km (0.11 R)
• M11: 6,214,894 km (0.098 R)
• M12: 6,708,567 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 9.3

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.99 AU - 1.65 AU

Year: 964 Days

Day: 9.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,843,324 km

• M1: 116,836 km (0.102 R)
• M2: 560,244 km (0.108 R)
• M3: 914,641 km (0.118 R)
• M4: 1,221,766 km (0.112 R)
• M5: 1,885,083 km (0.092 R)
• M6: 2,232,000 km (0.047 R)
• M7: 2,651,173 km (0.042 R)
• M8: 3,722,593 km (0.113 R)
• M9: 4,083,872 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 11.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.73 AU - 1.87 AU

Year: 1535 Days

Day: 9.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,843,324 km

• M1: 158,723 km (0.108 R)
• M2: 602,131 km (0.111 R)
• M3: 1,766,601 km (0.115 R)
• M4: 3,064,812 km (0.057 R)
• M5: 3,432,224 km (0.088 R)
• M6: 4,731,781 km (0.068 R)
• M7: 5,527,641 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836

Radius: 9.2

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.48 AU - 2.56 AU

Year: 2544 Days

Day: 9.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,843,324 km

• M1: 114,442 km (0.106 R)
• M2: 411,544 km (0.118 R)
• M3: 735,423 km (0.108 R)
• M4: 1,281,306 km (0.059 R)
• M5: 1,618,649 km (0.078 R)
• M6: 3,388,392 km (0.077 R)
• M7: 3,981,697 km (0.037 R)
• M8: 5,059,101 km (0.049 R)
• M9: 6,292,236 km (0.118 R)
• M10: 6,629,729 km (0.117 R)
• M11: 7,340,917 km (0.093 R)
• M12: 9,413,745 km (0.061 R)
• M13: 9,744,057 km (0.072 R)
• M14: 10,311,781 km (0.064 R)
• M15: 11,062,463 km (0.055 R)
• M16: 11,555,089 km (0.116 R)
• M17: 12,496,209 km (0.066 R)
• M18: 13,030,573 km (0.106 R)
• M19: 13,955,088 km (0.034 R)
• M20: 18,376,453 km (0.048 R)
• M21: 19,184,581 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 11

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.12 AU - 3.36 AU

Year: 2884 Days

Day: 11.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,843,324 km

• M1: 137,480 km (0.093 R)
• M2: 484,248 km (0.082 R)
• M3: 838,496 km (0.094 R)
• M4: 1,220,419 km (0.092 R)
• M5: 1,874,461 km (0.101 R)
• M6: 2,275,832 km (0.085 R)
• M7: 2,963,534 km (0.104 R)
• M8: 3,821,926 km (0.117 R)
• M9: 5,199,573 km (0.054 R)
• M10: 7,081,514 km (0.074 R)
• M11: 9,414,942 km (0.112 R)
• M12: 9,765,450 km (0.089 R)
• M13: 12,137,324 km (0.119 R)
• M14: 13,064,382 km (0.117 R)
• M15: 13,413,095 km (0.057 R)
• M16: 14,357,805 km (0.115 R)
• M17: 14,729,107 km (0.057 R)
• M18: 16,179,309 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.1

Radius: 13.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.68 AU - 4.34 AU

Year: 5106 Days

Day: 8.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,843,324 km

• M1: 171,888 km (0.055 R)
• M2: 847,771 km (0.095 R)
• M3: 1,415,645 km (0.084 R)
• M4: 1,955,543 km (0.11 R)
• M5: 2,386,086 km (0.113 R)
• M6: 3,840,028 km (0.103 R)
• M7: 5,821,751 km (0.039 R)
• M8: 7,080,766 km (0.029 R)
• M9: 9,426,012 km (0.1 R)
• M10: 10,094,864 km (0.11 R)
• M11: 11,320,968 km (0.071 R)
• M12: 15,292,044 km (0.102 R)
• M13: 18,120,491 km (0.114 R)
• M14: 19,628,587 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.1

Radius: 9.5

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.69 AU - 5.17 AU

Year: 5928 Days

Day: 12.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,843,324 km

• M1: 118,332 km (0.048 R)
• M2: 982,260 km (0.12 R)
• M3: 1,329,027 km (0.098 R)
• M4: 1,843,644 km (0.1 R)
• M5: 2,316,224 km (0.084 R)
• M6: 3,096,826 km (0.088 R)
• M7: 3,522,431 km (0.077 R)
• M8: 4,024,332 km (0.072 R)
• M9: 4,512,021 km (0.11 R)
• M10: 6,497,036 km (0.051 R)
• M11: 7,769,365 km (0.11 R)
• M12: 10,330,331 km (0.109 R)
• M13: 11,704,238 km (0.045 R)
• M14: 13,364,775 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.8

Radius: 6.5

Gravity: 17.94 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.96 AU - 11.78 AU

Year: 22786 Days

Day: 21.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,843,324 km

• M1: 80,783 km (0.062 R)
• M2: 287,228 km (0.12 R)
• M3: 540,497 km (0.103 R)
• M4: 1,768,845 km (0.088 R)
• M5: 2,443,083 km (0.026 R)
• M6: 2,761,427 km (0.073 R)
• M7: 3,695,217 km (0.116 R)
• M8: 4,285,530 km (0.051 R)
• M9: 6,434,803 km (0.112 R)
• M10: 8,106,260 km (0.098 R)
• M11: 12,349,603 km (0.05 R)
• M12: 12,633,241 km (0.118 R)
• M13: 12,993,921 km (0.093 R)
• M14: 17,964,759 km (0.079 R)
• M15: 18,237,476 km (0.109 R)
• M16: 18,605,487 km (0.112 R)
• M17: 19,451,762 km (0.106 R)
• M18: 20,619,523 km (0.045 R)
• M19: 21,423,462 km (0.118 R)
• M20: 24,402,554 km (0.055 R)
• M21: 33,718,911 km (0.065 R)
• M22: 34,412,896 km (0.113 R)
• M23: 34,833,864 km (0.094 R)
• M24: 35,543,108 km (0.058 R)
• M25: 41,725,988 km (0.11 R)
• M26: 44,986,623 km (0.114 R)
• M27: 50,010,269 km (0.068 R)
• M28: 51,459,124 km (0.035 R)
• M29: 54,250,920 km (0.099 R)
• M30: 59,326,177 km (0.072 R)
• M31: 65,350,184 km (0.073 R)
• M32: 67,299,594 km (0.109 R)
• M33: 68,178,182 km (0.036 R)
• M34: 71,086,664 km (0.032 R)
• M35: 76,195,431 km (0.103 R)
• M36: 84,563,338 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit