🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.8 AU - 1.32 AU

Year: 403 Days

Day: 17.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.63 AU - 1.73 AU

Year: 803 Days

Day: 30.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 70.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,097,337 km

• M1: 337,343 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.37 AU - 2.03 AU

Year: 818 Days

Day: 28.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.99 AU - 3.03 AU

Year: 1927 Days

Day: 33 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.7

Radius: 8

Gravity: 13.65 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.47 AU - 7.67 AU

Year: 6213 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,097,337 km

• M1: 100,679 km (0.054 R)
• M2: 354,397 km (0.059 R)
• M3: 850,763 km (0.08 R)
• M4: 1,139,337 km (0.045 R)
• M5: 2,042,909 km (0.077 R)
• M6: 2,515,638 km (0.047 R)
• M7: 2,778,182 km (0.102 R)
• M8: 3,206,930 km (0.054 R)
• M9: 4,734,025 km (0.113 R)
• M10: 5,196,132 km (0.043 R)
• M11: 7,313,840 km (0.086 R)
• M12: 7,813,497 km (0.107 R)
• M13: 8,335,593 km (0.102 R)
• M14: 9,404,919 km (0.115 R)
• M15: 10,419,192 km (0.067 R)
• M16: 11,865,206 km (0.088 R)
• M17: 12,393,585 km (0.073 R)
• M18: 14,545,251 km (0.071 R)
• M19: 20,236,403 km (0.096 R)
• M20: 21,529,527 km (0.083 R)
• M21: 23,365,392 km (0.103 R)
• M22: 26,802,703 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.9

Radius: 13.1

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.56 AU - 7.76 AU

Year: 6341 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,097,337 km

• M1: 170,093 km (0.068 R)
• M2: 813,962 km (0.103 R)
• M3: 1,343,688 km (0.054 R)
• M4: 2,117,259 km (0.119 R)
• M5: 3,266,320 km (0.101 R)
• M6: 3,709,878 km (0.074 R)
• M7: 4,695,279 km (0.068 R)
• M8: 5,344,384 km (0.042 R)
• M9: 6,445,125 km (0.09 R)
• M10: 7,082,412 km (0.096 R)
• M11: 7,937,962 km (0.077 R)
• M12: 8,784,686 km (0.111 R)
• M13: 10,272,437 km (0.061 R)
• M14: 11,368,690 km (0.049 R)
• M15: 12,110,396 km (0.031 R)
• M16: 15,182,389 km (0.088 R)
• M17: 15,684,290 km (0.056 R)
• M18: 16,139,665 km (0.071 R)
• M19: 18,236,728 km (0.081 R)
• M20: 22,965,517 km (0.106 R)
• M21: 25,611,604 km (0.092 R)

Asteroid Belt

Center: 10.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.4

Radius: 4.6

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 12.33 AU - 16.11 AU

Year: 19785 Days

Day: 19.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 113.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,097,337 km

• M1: 63,429 km (0.051 R)
• M2: 292,913 km (0.095 R)
• M3: 558,299 km (0.05 R)
• M4: 1,406,818 km (0.116 R)
• M5: 2,181,137 km (0.054 R)
• M6: 4,302,884 km (0.082 R)
• M7: 7,246,970 km (0.105 R)
• M8: 9,202,513 km (0.069 R)
• M9: 11,367,643 km (0.089 R)
• M10: 12,444,149 km (0.086 R)
• M11: 17,899,535 km (0.109 R)
• M12: 18,616,408 km (0.119 R)
• M13: 21,408,502 km (0.059 R)
• M14: 26,970,252 km (0.101 R)
• M15: 27,490,554 km (0.055 R)
• M16: 33,661,765 km (0.114 R)
• M17: 33,902,169 km (0.066 R)
• M18: 35,368,078 km (0.115 R)
• M19: 37,516,453 km (0.095 R)
• M20: 38,295,110 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.6

Radius: 7.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.07 AU - 20.11 AU

Year: 26067 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,097,337 km

• M1: 93,947 km (0.06 R)
• M2: 333,753 km (0.057 R)
• M3: 635,492 km (0.113 R)
• M4: 1,190,350 km (0.089 R)
• M5: 1,800,710 km (0.081 R)
• M6: 2,086,591 km (0.09 R)
• M7: 2,686,927 km (0.047 R)
• M8: 4,197,417 km (0.059 R)
• M9: 7,185,335 km (0.079 R)
• M10: 7,734,958 km (0.028 R)
• M11: 8,822,983 km (0.107 R)
• M12: 9,061,891 km (0.106 R)
• M13: 9,602,837 km (0.026 R)
• M14: 10,695,051 km (0.044 R)
• M15: 12,159,315 km (0.108 R)
• M16: 12,395,979 km (0.078 R)
• M17: 13,752,532 km (0.084 R)
• M18: 14,009,541 km (0.084 R)
• M19: 16,468,182 km (0.116 R)
• M20: 19,280,473 km (0.091 R)
• M21: 24,778,943 km (0.083 R)
• M22: 26,921,483 km (0.112 R)
• M23: 36,117,564 km (0.093 R)
• M24: 40,289,699 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244

Radius: 3.2

Gravity: 23.83 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 16.58 AU - 21.18 AU

Year: 30268 Days

Day: 20.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,097,337 km

• M1: 39,943 km (0.102 R)
• M2: 806,781 km (0.077 R)
• M3: 1,808,937 km (0.091 R)
• M4: 3,908,095 km (0.091 R)
• M5: 6,259,325 km (0.064 R)
• M6: 7,947,387 km (0.094 R)
• M7: 8,502,395 km (0.091 R)
• M8: 15,465,129 km (0.107 R)
• M9: 16,168,538 km (0.06 R)
• M10: 17,892,205 km (0.077 R)
• M11: 20,007,818 km (0.079 R)
• M12: 31,727,464 km (0.092 R)
• M13: 37,663,059 km (0.066 R)
• M14: 40,816,582 km (0.085 R)
• M15: 44,608,589 km (0.105 R)
• M16: 50,471,629 km (0.1 R)
• M17: 61,348,292 km (0.105 R)
• M18: 66,102,961 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 17,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit