🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.44 AU - 0.68 AU

Year: 275 Days

Day: 15.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.3

Radius: 10.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.6 AU - 0.8 AU

Year: 384 Days

Day: 6.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,562,522 km

• M1: 135,536 km (0.066 R)
• M2: 628,161 km (0.053 R)
• M3: 988,543 km (0.082 R)
• M4: 1,341,295 km (0.097 R)
• M5: 1,737,579 km (0.108 R)
• M6: 2,436,501 km (0.114 R)
• M7: 2,911,923 km (0.111 R)
• M8: 3,838,233 km (0.103 R)
• M9: 4,191,882 km (0.09 R)
• M10: 4,791,919 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 10.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.11 AU - 1.21 AU

Year: 820 Days

Day: 8.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,562,522 km

• M1: 128,056 km (0.063 R)
• M2: 487,689 km (0.066 R)
• M3: 887,415 km (0.069 R)
• M4: 1,298,061 km (0.117 R)
• M5: 1,784,553 km (0.118 R)
• M6: 2,142,242 km (0.096 R)
• M7: 3,041,325 km (0.114 R)
• M8: 3,736,207 km (0.102 R)
• M9: 4,549,870 km (0.059 R)
• M10: 5,459,125 km (0.042 R)
• M11: 5,794,075 km (0.041 R)
• M12: 6,162,684 km (0.03 R)
• M13: 6,734,447 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.4

Radius: 8.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.34 AU - 1.96 AU

Year: 1390 Days

Day: 12.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,562,522 km

• M1: 111,002 km (0.087 R)
• M2: 544,985 km (0.083 R)
• M3: 841,638 km (0.078 R)
• M4: 1,154,596 km (0.118 R)
• M5: 1,753,137 km (0.09 R)
• M6: 2,345,395 km (0.113 R)
• M7: 2,791,197 km (0.105 R)
• M8: 3,450,325 km (0.092 R)
• M9: 4,043,331 km (0.076 R)
• M10: 5,216,328 km (0.09 R)
• M11: 5,747,999 km (0.101 R)
• M12: 6,234,790 km (0.073 R)
• M13: 7,861,817 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.9

Radius: 8.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.83 AU - 4.43 AU

Year: 5506 Days

Day: 13.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,562,522 km

• M1: 102,026 km (0.044 R)
• M2: 405,261 km (0.111 R)
• M3: 1,254,528 km (0.073 R)
• M4: 1,771,089 km (0.111 R)
• M5: 2,072,379 km (0.08 R)
• M6: 2,467,318 km (0.036 R)
• M7: 3,242,983 km (0.116 R)
• M8: 4,065,472 km (0.119 R)
• M9: 4,899,330 km (0.047 R)
• M10: 5,168,158 km (0.111 R)
• M11: 6,400,694 km (0.084 R)
• M12: 6,932,665 km (0.073 R)
• M13: 9,359,890 km (0.1 R)
• M14: 12,801,389 km (0.108 R)
• M15: 20,060,775 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 10.4

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.64 AU - 5.22 AU

Year: 6117 Days

Day: 11.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 106.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,562,522 km

• M1: 130,001 km (0.087 R)
• M2: 478,115 km (0.091 R)
• M3: 850,015 km (0.111 R)
• M4: 1,199,027 km (0.113 R)
• M5: 1,739,823 km (0.039 R)
• M6: 2,122,495 km (0.078 R)
• M7: 2,727,319 km (0.116 R)
• M8: 3,600,821 km (0.117 R)
• M9: 4,254,713 km (0.115 R)
• M10: 4,872,702 km (0.061 R)
• M11: 5,277,364 km (0.088 R)
• M12: 6,628,233 km (0.041 R)
• M13: 6,981,284 km (0.108 R)
• M14: 7,802,726 km (0.053 R)
• M15: 9,067,875 km (0.087 R)
• M16: 9,682,124 km (0.119 R)
• M17: 10,277,075 km (0.037 R)
• M18: 12,314,448 km (0.119 R)
• M19: 13,122,875 km (0.045 R)
• M20: 13,681,324 km (0.118 R)
• M21: 14,548,543 km (0.078 R)
• M22: 17,570,719 km (0.038 R)
• M23: 18,874,913 km (0.105 R)
• M24: 20,687,890 km (0.114 R)
• M25: 21,215,521 km (0.091 R)
• M26: 25,421,465 km (0.077 R)
• M27: 29,864,821 km (0.073 R)
• M28: 35,118,848 km (0.112 R)
• M29: 35,762,119 km (0.073 R)
• M30: 36,741,835 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.5

Radius: 6.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.96 AU - 7.72 AU

Year: 11735 Days

Day: 18.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,562,522 km

• M1: 93,050 km (0.102 R)
• M2: 428,299 km (0.082 R)
• M3: 1,333,067 km (0.115 R)
• M4: 1,732,643 km (0.092 R)
• M5: 2,436,800 km (0.088 R)
• M6: 2,788,953 km (0.083 R)
• M7: 5,365,477 km (0.078 R)
• M8: 6,906,036 km (0.093 R)
• M9: 8,482,648 km (0.084 R)
• M10: 9,845,185 km (0.042 R)
• M11: 10,784,810 km (0.118 R)
• M12: 11,733,859 km (0.083 R)
• M13: 15,495,048 km (0.099 R)
• M14: 16,639,771 km (0.082 R)
• M15: 17,969,397 km (0.085 R)
• M16: 21,932,993 km (0.094 R)
• M17: 23,920,251 km (0.119 R)
• M18: 28,691,076 km (0.096 R)
• M19: 29,047,867 km (0.083 R)
• M20: 29,407,650 km (0.059 R)
• M21: 31,439,788 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.4

Radius: 5.6

Gravity: 27.4 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.65 AU - 9.23 AU

Year: 13313 Days

Day: 17.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,562,522 km

• M1: 69,713 km (0.052 R)
• M2: 870,360 km (0.054 R)
• M3: 1,286,093 km (0.103 R)
• M4: 1,895,555 km (0.104 R)
• M5: 2,865,547 km (0.092 R)
• M6: 3,391,533 km (0.117 R)
• M7: 3,635,827 km (0.068 R)
• M8: 4,536,256 km (0.114 R)
• M9: 5,249,240 km (0.05 R)
• M10: 6,724,873 km (0.106 R)
• M11: 6,980,835 km (0.066 R)
• M12: 7,787,916 km (0.112 R)
• M13: 8,117,928 km (0.114 R)
• M14: 10,580,758 km (0.084 R)
• M15: 17,954,587 km (0.069 R)
• M16: 19,033,935 km (0.086 R)
• M17: 20,244,182 km (0.119 R)
• M18: 28,157,311 km (0.095 R)
• M19: 38,448,149 km (0.112 R)
• M20: 43,533,878 km (0.088 R)
• M21: 49,209,771 km (0.062 R)
• M22: 52,975,448 km (0.096 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: 330 - 11,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit