🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.39 AU - 0.65 AU

Year: 159 Days

Day: 27.2 Hours

Environment

Temp: 152 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,954,787 km

• M1: 144,512 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.68 AU - 0.88 AU

Year: 292 Days

Day: 15.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.9 AU - 1.42 AU

Year: 530 Days

Day: 31.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.39 AU - 2.25 AU

Year: 1043 Days

Day: 27.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,954,787 km

• M1: 75,697 km (0.105 R)

Asteroid Belt

Center: 3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.2

Radius: 8.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.93 AU - 4.43 AU

Year: 3629 Days

Day: 14.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,954,787 km

• M1: 108,608 km (0.069 R)
• M2: 401,521 km (0.062 R)
• M3: 692,189 km (0.039 R)
• M4: 1,012,329 km (0.1 R)
• M5: 1,406,370 km (0.096 R)
• M6: 1,749,996 km (0.118 R)
• M7: 2,149,273 km (0.091 R)
• M8: 3,030,105 km (0.11 R)
• M9: 3,706,437 km (0.089 R)
• M10: 4,010,719 km (0.111 R)
• M11: 4,884,819 km (0.092 R)
• M12: 6,016,677 km (0.112 R)
• M13: 7,498,892 km (0.086 R)
• M14: 8,098,780 km (0.037 R)
• M15: 8,410,691 km (0.062 R)
• M16: 10,553,083 km (0.066 R)
• M17: 11,063,062 km (0.072 R)
• M18: 11,411,924 km (0.062 R)
• M19: 12,242,641 km (0.113 R)
• M20: 12,729,582 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 10.9

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.57 AU - 5.51 AU

Year: 4804 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,954,787 km

• M1: 138,079 km (0.111 R)
• M2: 535,860 km (0.117 R)
• M3: 1,325,138 km (0.084 R)
• M4: 1,699,581 km (0.12 R)
• M5: 3,195,261 km (0.049 R)
• M6: 3,548,013 km (0.119 R)
• M7: 3,949,982 km (0.116 R)
• M8: 4,610,158 km (0.101 R)
• M9: 4,953,634 km (0.043 R)
• M10: 5,428,608 km (0.08 R)
• M11: 6,088,185 km (0.068 R)
• M12: 6,601,006 km (0.097 R)
• M13: 7,352,885 km (0.099 R)
• M14: 9,315,160 km (0.117 R)
• M15: 11,556,136 km (0.111 R)
• M16: 12,044,125 km (0.115 R)
• M17: 12,905,360 km (0.112 R)
• M18: 15,093,079 km (0.119 R)
• M19: 15,794,992 km (0.104 R)
• M20: 16,214,464 km (0.1 R)
• M21: 20,472,319 km (0.11 R)
• M22: 20,827,764 km (0.102 R)
• M23: 22,366,228 km (0.088 R)
• M24: 24,374,430 km (0.062 R)
• M25: 26,499,916 km (0.094 R)
• M26: 27,007,502 km (0.091 R)
• M27: 28,924,150 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156

Radius: 7.9

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.89 AU - 12.33 AU

Year: 16797 Days

Day: 17.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,954,787 km

• M1: 100,380 km (0.107 R)
• M2: 1,094,308 km (0.12 R)
• M3: 1,400,236 km (0.067 R)
• M4: 1,763,310 km (0.117 R)
• M5: 2,039,468 km (0.059 R)
• M6: 2,739,137 km (0.106 R)
• M7: 3,709,878 km (0.099 R)
• M8: 4,923,116 km (0.115 R)
• M9: 5,318,204 km (0.097 R)
• M10: 6,452,306 km (0.048 R)
• M11: 6,888,683 km (0.081 R)
• M12: 7,659,710 km (0.116 R)
• M13: 8,107,606 km (0.098 R)
• M14: 8,529,771 km (0.045 R)
• M15: 9,932,401 km (0.042 R)
• M16: 11,907,392 km (0.103 R)
• M17: 12,958,467 km (0.106 R)
• M18: 13,771,681 km (0.102 R)
• M19: 15,953,117 km (0.049 R)
• M20: 24,554,994 km (0.1 R)
• M21: 26,527,293 km (0.116 R)
• M22: 27,176,398 km (0.113 R)
• M23: 29,779,700 km (0.086 R)
• M24: 34,699,825 km (0.071 R)
• M25: 37,178,512 km (0.116 R)
• M26: 37,874,441 km (0.072 R)
• M27: 40,745,374 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.3

Radius: 3.6

Gravity: 14.99 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 11.53 AU - 12.97 AU

Year: 18204 Days

Day: 18.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 46,954,787 km

• M1: 44,879 km (0.117 R)
• M2: 170,691 km (0.035 R)
• M3: 615,595 km (0.118 R)
• M4: 743,053 km (0.085 R)
• M5: 978,370 km (0.099 R)
• M6: 1,188,854 km (0.053 R)
• M7: 1,324,091 km (0.069 R)
• M8: 1,455,886 km (0.08 R)
• M9: 1,596,359 km (0.114 R)
• M10: 3,470,820 km (0.096 R)
• M11: 3,671,281 km (0.112 R)
• M12: 3,906,000 km (0.087 R)
• M13: 4,348,062 km (0.048 R)
• M14: 5,563,694 km (0.106 R)
• M15: 7,228,120 km (0.069 R)
• M16: 8,371,497 km (0.088 R)
• M17: 9,292,421 km (0.112 R)
• M18: 11,774,549 km (0.08 R)
• M19: 16,342,670 km (0.05 R)
• M20: 17,921,077 km (0.042 R)
• M21: 18,976,939 km (0.11 R)
• M22: 19,131,024 km (0.116 R)
• M23: 21,628,112 km (0.08 R)
• M24: 22,823,698 km (0.115 R)
• M25: 25,159,819 km (0.102 R)
• M26: 25,720,661 km (0.068 R)
• M27: 26,673,899 km (0.072 R)
• M28: 28,650,535 km (0.103 R)
• M29: 28,853,390 km (0.118 R)
• M30: 29,159,467 km (0.05 R)
• M31: 30,195,582 km (0.095 R)
• M32: 31,578,615 km (0.114 R)
• M33: 34,585,233 km (0.099 R)
• M34: 34,815,314 km (0.078 R)
• M35: 35,511,393 km (0.114 R)
• M36: 36,335,378 km (0.083 R)
• M37: 37,413,231 km (0.065 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: 380 - 10,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit