🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.49 AU - 0.75 AU

Year: 310 Days

Day: 34.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.1

Radius: 8.1

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.69 AU - 0.69 AU

Year: 364 Days

Day: 13.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,799,598 km

• M1: 100,829 km (0.03 R)
• M2: 470,186 km (0.086 R)
• M3: 824,284 km (0.078 R)
• M4: 1,178,682 km (0.041 R)
• M5: 2,069,687 km (0.11 R)
• M6: 2,529,850 km (0.103 R)
• M7: 2,854,627 km (0.079 R)
• M8: 3,156,365 km (0.11 R)
• M9: 3,778,693 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.7

Radius: 13.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.64 AU - 0.78 AU

Year: 380 Days

Day: 8.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 134.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,799,598 km

• M1: 172,636 km (0.112 R)
• M2: 621,579 km (0.075 R)
• M3: 1,333,665 km (0.104 R)
• M4: 1,952,252 km (0.073 R)
• M5: 3,306,113 km (0.085 R)
• M6: 3,739,648 km (0.037 R)
• M7: 4,566,774 km (0.053 R)
• M8: 5,031,874 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.7

Radius: 9.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.31 AU - 2.77 AU

Year: 2574 Days

Day: 10.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,799,598 km

• M1: 120,725 km (0.112 R)
• M2: 457,620 km (0.055 R)
• M3: 831,166 km (0.052 R)
• M4: 1,837,062 km (0.088 R)
• M5: 3,469,623 km (0.064 R)
• M6: 4,659,974 km (0.117 R)
• M7: 5,423,072 km (0.077 R)
• M8: 6,349,831 km (0.086 R)
• M9: 6,753,147 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.5

Radius: 8.7

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.41 AU - 4.69 AU

Year: 6171 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,799,598 km

• M1: 108,159 km (0.104 R)
• M2: 988,393 km (0.063 R)
• M3: 1,372,411 km (0.105 R)
• M4: 2,039,019 km (0.08 R)
• M5: 2,831,888 km (0.082 R)
• M6: 3,118,068 km (0.03 R)
• M7: 3,682,352 km (0.045 R)
• M8: 5,179,677 km (0.084 R)
• M9: 6,002,315 km (0.092 R)
• M10: 7,045,910 km (0.111 R)
• M11: 10,310,884 km (0.103 R)
• M12: 11,039,425 km (0.059 R)
• M13: 12,047,117 km (0.051 R)
• M14: 15,969,124 km (0.097 R)
• M15: 16,390,691 km (0.108 R)
• M16: 17,508,935 km (0.091 R)
• M17: 18,086,682 km (0.111 R)
• M18: 21,240,654 km (0.049 R)
• M19: 22,795,424 km (0.084 R)
• M20: 25,308,220 km (0.087 R)
• M21: 29,776,110 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 12.9

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.73 AU - 6.07 AU

Year: 6896 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,799,598 km

• M1: 162,762 km (0.07 R)
• M2: 773,720 km (0.066 R)
• M3: 1,557,015 km (0.045 R)
• M4: 2,259,975 km (0.052 R)
• M5: 3,896,277 km (0.104 R)
• M6: 5,332,865 km (0.062 R)
• M7: 6,009,197 km (0.079 R)
• M8: 7,196,555 km (0.054 R)
• M9: 8,167,445 km (0.029 R)
• M10: 9,421,524 km (0.076 R)
• M11: 10,626,236 km (0.111 R)
• M12: 12,357,233 km (0.043 R)
• M13: 13,543,095 km (0.042 R)
• M14: 14,163,777 km (0.093 R)
• M15: 14,588,186 km (0.114 R)
• M16: 15,799,031 km (0.109 R)
• M17: 18,798,917 km (0.094 R)
• M18: 20,702,999 km (0.047 R)
• M19: 22,373,558 km (0.055 R)
• M20: 24,207,479 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292

Radius: 4.4

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.27 AU - 8.11 AU

Year: 12258 Days

Day: 17.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,799,598 km

• M1: 163,211 km (0.072 R)
• M2: 324,627 km (0.079 R)
• M3: 556,803 km (0.08 R)
• M4: 715,078 km (0.097 R)
• M5: 922,271 km (0.118 R)
• M6: 1,260,362 km (0.087 R)
• M7: 1,564,794 km (0.051 R)
• M8: 1,854,415 km (0.072 R)
• M9: 2,427,973 km (0.119 R)
• M10: 2,636,662 km (0.103 R)
• M11: 4,646,809 km (0.088 R)
• M12: 5,059,550 km (0.081 R)
• M13: 5,464,361 km (0.107 R)
• M14: 8,273,510 km (0.102 R)
• M15: 8,529,472 km (0.075 R)
• M16: 9,700,076 km (0.037 R)
• M17: 10,471,253 km (0.069 R)
• M18: 15,328,546 km (0.059 R)
• M19: 17,048,622 km (0.096 R)
• M20: 17,532,721 km (0.114 R)
• M21: 19,188,320 km (0.047 R)
• M22: 21,420,620 km (0.092 R)
• M23: 22,392,856 km (0.103 R)
• M24: 22,557,713 km (0.038 R)
• M25: 26,947,214 km (0.075 R)
• M26: 27,415,156 km (0.112 R)
• M27: 32,819,379 km (0.117 R)
• M28: 33,460,406 km (0.095 R)
• M29: 35,657,550 km (0.109 R)
• M30: 38,065,926 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.1

Radius: 3.9

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.97 AU - 10.49 AU

Year: 16400 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,799,598 km

• M1: 49,218 km (0.104 R)
• M2: 282,291 km (0.114 R)
• M3: 985,102 km (0.11 R)
• M4: 1,176,587 km (0.079 R)
• M5: 1,380,639 km (0.07 R)
• M6: 5,046,385 km (0.093 R)
• M7: 5,340,943 km (0.078 R)
• M8: 7,023,919 km (0.096 R)
• M9: 7,617,374 km (0.108 R)
• M10: 8,568,966 km (0.116 R)
• M11: 9,116,345 km (0.082 R)
• M12: 9,332,813 km (0.103 R)
• M13: 10,849,286 km (0.104 R)
• M14: 12,469,431 km (0.094 R)
• M15: 15,130,927 km (0.05 R)
• M16: 16,754,513 km (0.1 R)
• M17: 20,490,570 km (0.08 R)
• M18: 20,713,022 km (0.057 R)
• M19: 20,937,120 km (0.082 R)
• M20: 23,428,672 km (0.067 R)
• M21: 24,495,006 km (0.082 R)
• M22: 34,007,186 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 20,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit