🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.09 AU - 2.39 AU

Year: 1250 Days

Day: 37.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,723,733 km

• M1: 26,180 km (0.063 R)
• M2: 482,453 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.8

Radius: 9.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.32 AU - 5.58 AU

Year: 4105 Days

Day: 6.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,723,733 km

• M1: 120,725 km (0.077 R)
• M2: 983,157 km (0.111 R)
• M3: 1,437,187 km (0.086 R)
• M4: 3,431,626 km (0.094 R)
• M5: 4,066,519 km (0.075 R)
• M6: 5,289,482 km (0.074 R)
• M7: 8,328,562 km (0.074 R)
• M8: 12,222,744 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265

Radius: 9.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.11 AU - 5.71 AU

Year: 4691 Days

Day: 12.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,723,733 km

• M1: 120,725 km (0.108 R)
• M2: 440,416 km (0.078 R)
• M3: 794,813 km (0.119 R)
• M4: 1,182,571 km (0.06 R)
• M5: 2,557,076 km (0.07 R)
• M6: 3,017,688 km (0.07 R)
• M7: 3,704,642 km (0.092 R)
• M8: 4,317,843 km (0.116 R)
• M9: 5,642,233 km (0.094 R)
• M10: 10,615,016 km (0.038 R)
• M11: 13,455,580 km (0.063 R)
• M12: 14,069,381 km (0.035 R)
• M13: 14,800,914 km (0.116 R)
• M14: 16,075,937 km (0.095 R)
• M15: 16,605,962 km (0.066 R)
• M16: 17,092,903 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.1

Radius: 10.9

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.6 AU - 6.7 AU

Year: 5685 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,723,733 km

• M1: 138,378 km (0.094 R)
• M2: 616,343 km (0.098 R)
• M3: 1,198,129 km (0.043 R)
• M4: 1,744,760 km (0.099 R)
• M5: 2,778,032 km (0.082 R)
• M6: 3,495,354 km (0.054 R)
• M7: 3,982,295 km (0.072 R)
• M8: 4,461,607 km (0.099 R)
• M9: 4,839,042 km (0.12 R)
• M10: 6,365,838 km (0.05 R)
• M11: 7,762,933 km (0.06 R)
• M12: 8,391,693 km (0.105 R)
• M13: 10,959,390 km (0.064 R)
• M14: 12,793,760 km (0.072 R)
• M15: 14,824,401 km (0.119 R)
• M16: 15,242,976 km (0.082 R)
• M17: 15,607,995 km (0.086 R)
• M18: 19,443,834 km (0.078 R)
• M19: 21,427,053 km (0.026 R)
• M20: 24,029,906 km (0.116 R)
• M21: 30,140,081 km (0.079 R)
• M22: 34,534,220 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.8

Radius: 9.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.41 AU - 7.41 AU

Year: 6771 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,723,733 km

• M1: 113,246 km (0.106 R)
• M2: 683,363 km (0.12 R)
• M3: 1,056,909 km (0.118 R)
• M4: 2,355,418 km (0.09 R)
• M5: 2,830,841 km (0.076 R)
• M6: 3,169,380 km (0.112 R)
• M7: 3,472,167 km (0.087 R)
• M8: 4,019,994 km (0.104 R)
• M9: 6,512,295 km (0.105 R)
• M10: 6,937,302 km (0.075 R)
• M11: 8,438,367 km (0.086 R)
• M12: 9,387,416 km (0.115 R)
• M13: 11,496,596 km (0.104 R)
• M14: 13,428,653 km (0.061 R)
• M15: 14,172,154 km (0.059 R)
• M16: 18,307,189 km (0.07 R)
• M17: 19,022,716 km (0.071 R)
• M18: 22,072,268 km (0.054 R)
• M19: 22,957,439 km (0.034 R)
• M20: 23,484,622 km (0.106 R)
• M21: 25,353,548 km (0.046 R)
• M22: 27,319,414 km (0.097 R)
• M23: 27,656,757 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.2

Radius: 9.7

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.36 AU - 10.38 AU

Year: 9027 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,723,733 km

• M1: 120,725 km (0.106 R)
• M2: 455,376 km (0.101 R)
• M3: 859,589 km (0.083 R)
• M4: 1,414,597 km (0.074 R)
• M5: 2,438,744 km (0.08 R)
• M6: 3,066,158 km (0.094 R)
• M7: 4,257,705 km (0.117 R)
• M8: 4,697,672 km (0.111 R)
• M9: 6,032,235 km (0.1 R)
• M10: 7,216,152 km (0.067 R)
• M11: 9,295,563 km (0.09 R)
• M12: 9,615,553 km (0.107 R)
• M13: 9,990,295 km (0.096 R)
• M14: 10,472,449 km (0.036 R)
• M15: 11,327,700 km (0.043 R)
• M16: 13,465,005 km (0.118 R)
• M17: 15,472,609 km (0.041 R)
• M18: 15,793,346 km (0.054 R)
• M19: 17,120,878 km (0.096 R)
• M20: 26,869,573 km (0.116 R)
• M21: 35,389,770 km (0.051 R)
• M22: 40,135,314 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.9

Radius: 10.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 10.62 AU - 12.74 AU

Year: 14881 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,723,733 km

• M1: 131,945 km (0.101 R)
• M2: 619,634 km (0.088 R)
• M3: 1,625,530 km (0.036 R)
• M4: 1,989,801 km (0.107 R)
• M5: 2,542,266 km (0.11 R)
• M6: 3,981,547 km (0.076 R)
• M7: 10,883,544 km (0.088 R)
• M8: 12,194,321 km (0.104 R)
• M9: 14,865,989 km (0.095 R)
• M10: 17,468,693 km (0.092 R)
• M11: 18,499,871 km (0.111 R)
• M12: 19,963,387 km (0.039 R)
• M13: 23,913,519 km (0.116 R)
• M14: 33,097,931 km (0.039 R)
• M15: 33,992,975 km (0.054 R)
• M16: 44,251,649 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.7

Radius: 4.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.45 AU - 15.61 AU

Year: 18552 Days

Day: 15.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,723,733 km

• M1: 69,264 km (0.116 R)
• M2: 244,742 km (0.061 R)
• M3: 1,086,081 km (0.077 R)
• M4: 1,684,622 km (0.116 R)
• M5: 5,065,234 km (0.069 R)
• M6: 6,980,087 km (0.084 R)
• M7: 7,363,955 km (0.084 R)
• M8: 8,960,015 km (0.111 R)
• M9: 12,010,016 km (0.109 R)
• M10: 17,844,184 km (0.097 R)
• M11: 19,843,410 km (0.096 R)
• M12: 23,499,133 km (0.069 R)
• M13: 29,425,303 km (0.096 R)
• M14: 30,241,060 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.3

Radius: 7.9

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 13.49 AU - 15.53 AU

Year: 20604 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,723,733 km

• M1: 98,286 km (0.103 R)
• M2: 586,274 km (0.067 R)
• M3: 1,042,248 km (0.1 R)
• M4: 1,471,295 km (0.1 R)
• M5: 1,899,594 km (0.103 R)
• M6: 2,566,501 km (0.113 R)
• M7: 6,368,830 km (0.089 R)
• M8: 7,267,614 km (0.092 R)
• M9: 9,997,327 km (0.102 R)
• M10: 16,541,934 km (0.078 R)
• M11: 19,478,092 km (0.067 R)
• M12: 20,592,296 km (0.098 R)
• M13: 28,418,808 km (0.098 R)
• M14: 42,001,697 km (0.078 R)
• M15: 42,922,471 km (0.107 R)
• M16: 48,229,606 km (0.106 R)
• M17: 60,511,890 km (0.105 R)
• M18: 65,300,219 km (0.059 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 11,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit