🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.46 AU - 0.72 AU

Year: 166 Days

Day: 47.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.06 AU - 1.14 AU

Year: 424 Days

Day: 30.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 72,897,588 km

• M1: 10,173 km (0.119 R)
• M2: 142,268 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.12 AU - 1.48 AU

Year: 544 Days

Day: 29.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,897,588 km

• M1: 72,854 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.4 AU - 2.2 AU

Year: 887 Days

Day: 31.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.11 AU - 4.79 AU

Year: 2882 Days

Day: 27 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695

Radius: 13.4

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.13 AU - 6.43 AU

Year: 4454 Days

Day: 8.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,897,588 km

• M1: 167,849 km (0.073 R)
• M2: 1,861,596 km (0.079 R)
• M3: 2,310,240 km (0.047 R)
• M4: 3,573,893 km (0.101 R)
• M5: 4,002,940 km (0.118 R)
• M6: 5,671,255 km (0.096 R)
• M7: 6,983,827 km (0.098 R)
• M8: 9,580,996 km (0.056 R)
• M9: 10,202,874 km (0.088 R)
• M10: 11,435,860 km (0.085 R)
• M11: 12,231,720 km (0.119 R)
• M12: 12,766,084 km (0.11 R)
• M13: 13,315,856 km (0.103 R)
• M14: 13,777,515 km (0.057 R)
• M15: 18,238,823 km (0.107 R)
• M16: 19,851,488 km (0.08 R)
• M17: 21,768,435 km (0.109 R)
• M18: 22,554,422 km (0.114 R)
• M19: 26,207,004 km (0.099 R)
• M20: 28,089,693 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 12.6

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.92 AU - 6.78 AU

Year: 5874 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,897,588 km

• M1: 156,779 km (0.115 R)
• M2: 964,158 km (0.1 R)
• M3: 1,386,024 km (0.038 R)
• M4: 2,038,720 km (0.118 R)
• M5: 2,485,120 km (0.119 R)
• M6: 3,405,446 km (0.032 R)
• M7: 4,817,500 km (0.077 R)
• M8: 7,199,398 km (0.114 R)
• M9: 8,891,798 km (0.06 R)
• M10: 9,293,917 km (0.105 R)
• M11: 10,279,618 km (0.118 R)
• M12: 12,293,654 km (0.091 R)
• M13: 14,466,563 km (0.086 R)
• M14: 15,451,515 km (0.102 R)
• M15: 15,936,063 km (0.027 R)
• M16: 16,681,808 km (0.109 R)
• M17: 17,140,326 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.7

Radius: 12.4

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.59 AU - 9.73 AU

Year: 8557 Days

Day: 9.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,897,588 km

• M1: 154,983 km (0.107 R)
• M2: 808,427 km (0.04 R)
• M3: 1,419,385 km (0.07 R)
• M4: 2,185,924 km (0.106 R)
• M5: 3,684,745 km (0.115 R)
• M6: 4,710,987 km (0.095 R)
• M7: 9,262,203 km (0.067 R)
• M8: 11,095,375 km (0.092 R)
• M9: 11,575,584 km (0.035 R)
• M10: 15,076,174 km (0.064 R)
• M11: 21,441,414 km (0.067 R)
• M12: 26,276,118 km (0.056 R)
• M13: 27,227,112 km (0.113 R)
• M14: 27,613,822 km (0.117 R)
• M15: 30,321,095 km (0.099 R)
• M16: 30,841,247 km (0.1 R)
• M17: 32,763,130 km (0.117 R)
• M18: 37,555,797 km (0.087 R)
• M19: 39,498,475 km (0.112 R)
• M20: 42,406,957 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.2

Radius: 9.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.36 AU - 11.46 AU

Year: 12330 Days

Day: 13.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,897,588 km

• M1: 115,789 km (0.075 R)
• M2: 501,302 km (0.103 R)
• M3: 1,002,605 km (0.101 R)
• M4: 1,690,905 km (0.086 R)
• M5: 2,082,552 km (0.054 R)
• M6: 2,906,238 km (0.099 R)
• M7: 4,456,670 km (0.097 R)
• M8: 5,370,115 km (0.114 R)
• M9: 6,074,571 km (0.071 R)
• M10: 6,681,340 km (0.026 R)
• M11: 14,191,752 km (0.051 R)
• M12: 15,368,788 km (0.094 R)
• M13: 16,207,882 km (0.086 R)
• M14: 19,035,132 km (0.032 R)
• M15: 23,101,352 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.1

Radius: 4.3

Gravity: 20.39 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 16.31 AU - 17.29 AU

Year: 25278 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,897,588 km

• M1: 56,548 km (0.112 R)
• M2: 195,824 km (0.09 R)
• M3: 585,376 km (0.096 R)
• M4: 916,885 km (0.034 R)
• M5: 1,363,585 km (0.083 R)
• M6: 1,535,622 km (0.11 R)
• M7: 2,161,240 km (0.047 R)
• M8: 3,833,745 km (0.101 R)
• M9: 4,441,262 km (0.043 R)
• M10: 6,174,353 km (0.105 R)
• M11: 7,811,103 km (0.078 R)
• M12: 11,208,172 km (0.08 R)
• M13: 15,243,574 km (0.119 R)
• M14: 15,475,152 km (0.1 R)
• M15: 25,905,414 km (0.071 R)
• M16: 42,920,826 km (0.115 R)
• M17: 46,873,052 km (0.071 R)
• M18: 50,204,148 km (0.1 R)
• M19: 60,363,788 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit