🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.08 AU - 2.16 AU

Year: 1329 Days

Day: 39.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,032,003 km

• M1: 38,447 km (0.101 R)

Asteroid Belt

Center: 2.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762

Radius: 8.5

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.16 AU - 4.44 AU

Year: 3189 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,032,003 km

• M1: 105,766 km (0.077 R)
• M2: 449,242 km (0.083 R)
• M3: 1,265,000 km (0.084 R)
• M4: 1,743,114 km (0.028 R)
• M5: 2,180,539 km (0.102 R)
• M6: 3,275,894 km (0.085 R)
• M7: 3,560,429 km (0.093 R)
• M8: 3,986,783 km (0.085 R)
• M9: 4,844,727 km (0.103 R)
• M10: 5,420,828 km (0.096 R)
• M11: 6,183,030 km (0.104 R)
• M12: 7,718,951 km (0.08 R)
• M13: 8,862,627 km (0.067 R)
• M14: 11,439,300 km (0.034 R)
• M15: 11,875,677 km (0.058 R)
• M16: 12,735,566 km (0.113 R)
• M17: 14,376,655 km (0.056 R)
• M18: 18,906,478 km (0.078 R)
• M19: 21,956,629 km (0.101 R)
• M20: 22,359,646 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 13.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.19 AU - 5.39 AU

Year: 5237 Days

Day: 10.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,032,003 km

• M1: 172,935 km (0.047 R)
• M2: 610,509 km (0.097 R)
• M3: 1,078,152 km (0.057 R)
• M4: 1,822,850 km (0.063 R)
• M5: 2,422,139 km (0.118 R)
• M6: 2,857,469 km (0.106 R)
• M7: 3,507,023 km (0.097 R)
• M8: 4,183,504 km (0.085 R)
• M9: 4,998,214 km (0.114 R)
• M10: 5,684,121 km (0.043 R)
• M11: 6,307,944 km (0.115 R)
• M12: 8,051,657 km (0.043 R)
• M13: 8,647,954 km (0.085 R)
• M14: 9,762,308 km (0.119 R)
• M15: 10,441,034 km (0.09 R)
• M16: 10,970,461 km (0.053 R)
• M17: 11,798,335 km (0.077 R)
• M18: 13,016,960 km (0.091 R)
• M19: 14,533,732 km (0.106 R)
• M20: 15,532,747 km (0.102 R)
• M21: 15,991,115 km (0.065 R)
• M22: 16,695,870 km (0.04 R)
• M23: 18,805,350 km (0.11 R)
• M24: 19,723,731 km (0.095 R)
• M25: 23,623,449 km (0.117 R)
• M26: 26,034,069 km (0.088 R)
• M27: 27,673,811 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.5

Radius: 12.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.53 AU - 7.09 AU

Year: 6823 Days

Day: 5.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,032,003 km

• M1: 154,086 km (0.044 R)
• M2: 562,787 km (0.074 R)
• M3: 1,054,665 km (0.116 R)
• M4: 3,307,011 km (0.071 R)
• M5: 5,769,092 km (0.087 R)
• M6: 7,721,943 km (0.105 R)
• M7: 9,575,311 km (0.058 R)
• M8: 11,248,862 km (0.104 R)
• M9: 13,734,581 km (0.114 R)
• M10: 14,319,957 km (0.1 R)
• M11: 16,697,666 km (0.083 R)
• M12: 18,049,581 km (0.027 R)
• M13: 21,047,074 km (0.038 R)
• M14: 24,024,221 km (0.04 R)
• M15: 28,572,894 km (0.114 R)
• M16: 32,007,362 km (0.109 R)
• M17: 37,152,332 km (0.098 R)
• M18: 38,635,296 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.9

Radius: 4.4

Gravity: 20.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.77 AU - 18.37 AU

Year: 26446 Days

Day: 16.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,032,003 km

• M1: 55,800 km (0.081 R)
• M2: 203,154 km (0.06 R)
• M3: 662,569 km (0.104 R)
• M4: 820,395 km (0.039 R)
• M5: 2,760,380 km (0.093 R)
• M6: 4,029,419 km (0.056 R)
• M7: 5,563,994 km (0.115 R)
• M8: 8,094,890 km (0.064 R)
• M9: 8,884,318 km (0.06 R)
• M10: 9,781,606 km (0.085 R)
• M11: 10,074,070 km (0.108 R)
• M12: 11,754,503 km (0.062 R)
• M13: 14,348,530 km (0.114 R)
• M14: 18,514,980 km (0.106 R)
• M15: 19,692,914 km (0.081 R)
• M16: 20,065,263 km (0.099 R)
• M17: 22,803,652 km (0.109 R)
• M18: 27,478,286 km (0.059 R)
• M19: 28,888,396 km (0.095 R)
• M20: 30,469,646 km (0.105 R)
• M21: 31,092,870 km (0.101 R)
• M22: 36,527,462 km (0.105 R)
• M23: 39,541,560 km (0.093 R)
• M24: 46,714,329 km (0.108 R)
• M25: 55,073,708 km (0.077 R)
• M26: 56,557,270 km (0.105 R)
• M27: 58,640,421 km (0.113 R)
• M28: 59,217,270 km (0.111 R)
• M29: 59,798,009 km (0.087 R)
• M30: 60,382,488 km (0.105 R)
• M31: 60,578,012 km (0.083 R)
• M32: 62,557,940 km (0.12 R)
• M33: 62,959,012 km (0.044 R)
• M34: 63,563,836 km (0.107 R)
• M35: 68,755,780 km (0.069 R)
• M36: 69,611,779 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 18,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit