🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.49 AU - 0.53 AU

Year: 130 Days

Day: 25.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.51 AU - 0.61 AU

Year: 150 Days

Day: 21 Hours

Environment

Temp: 165 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.59 AU - 0.75 AU

Year: 196 Days

Day: 23.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.67 AU - 0.89 AU

Year: 247 Days

Day: 35.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.04 AU - 1.12 AU

Year: 402 Days

Day: 18.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.15 AU - 1.25 AU

Year: 471 Days

Day: 17.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.25 AU - 2.67 AU

Year: 1382 Days

Day: 45.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,753,451 km

• M1: 430,393 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.4

Radius: 4.2

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 17.61 AU - 21.13 AU

Year: 30533 Days

Day: 17.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,753,451 km

• M1: 52,359 km (0.068 R)
• M2: 259,403 km (0.048 R)
• M3: 476,768 km (0.105 R)
• M4: 799,451 km (0.044 R)
• M5: 1,439,730 km (0.086 R)
• M6: 2,106,637 km (0.104 R)
• M7: 2,744,672 km (0.079 R)
• M8: 3,082,913 km (0.044 R)
• M9: 3,613,387 km (0.089 R)
• M10: 3,841,973 km (0.109 R)
• M11: 6,189,911 km (0.044 R)
• M12: 6,899,005 km (0.093 R)
• M13: 9,725,956 km (0.067 R)
• M14: 10,973,901 km (0.112 R)
• M15: 12,517,303 km (0.102 R)
• M16: 18,170,008 km (0.087 R)
• M17: 21,778,009 km (0.094 R)
• M18: 22,533,628 km (0.12 R)
• M19: 23,209,062 km (0.104 R)
• M20: 23,798,478 km (0.094 R)
• M21: 24,498,895 km (0.112 R)
• M22: 27,437,895 km (0.12 R)
• M23: 28,430,327 km (0.076 R)
• M24: 29,675,430 km (0.112 R)
• M25: 31,074,769 km (0.112 R)
• M26: 31,670,468 km (0.076 R)
• M27: 36,979,247 km (0.097 R)
• M28: 37,917,974 km (0.077 R)
• M29: 39,564,149 km (0.108 R)
• M30: 44,636,265 km (0.12 R)
• M31: 57,641,406 km (0.079 R)
• M32: 59,814,315 km (0.087 R)
• M33: 60,181,727 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.3

Radius: 4

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 18.4 AU - 21.94 AU

Year: 32444 Days

Day: 21.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,753,451 km

• M1: 49,816 km (0.096 R)
• M2: 349,012 km (0.104 R)
• M3: 496,366 km (0.083 R)
• M4: 649,554 km (0.116 R)
• M5: 1,590,225 km (0.056 R)
• M6: 1,871,918 km (0.108 R)
• M7: 2,556,927 km (0.091 R)
• M8: 3,891,789 km (0.041 R)
• M9: 4,078,188 km (0.116 R)
• M10: 4,368,856 km (0.085 R)
• M11: 4,991,632 km (0.094 R)
• M12: 5,174,590 km (0.077 R)
• M13: 5,554,120 km (0.104 R)
• M14: 6,157,748 km (0.113 R)
• M15: 7,399,559 km (0.052 R)
• M16: 8,129,148 km (0.076 R)
• M17: 9,229,590 km (0.101 R)
• M18: 12,374,137 km (0.064 R)
• M19: 13,398,733 km (0.115 R)
• M20: 14,185,169 km (0.087 R)
• M21: 15,001,974 km (0.117 R)
• M22: 15,849,595 km (0.064 R)
• M23: 21,615,546 km (0.112 R)
• M24: 22,496,378 km (0.049 R)
• M25: 27,487,711 km (0.031 R)
• M26: 27,829,243 km (0.073 R)
• M27: 28,173,617 km (0.032 R)
• M28: 28,404,746 km (0.112 R)
• M29: 45,023,873 km (0.069 R)
• M30: 46,942,017 km (0.073 R)
• M31: 48,581,460 km (0.092 R)
• M32: 56,249,547 km (0.113 R)
• M33: 56,616,062 km (0.068 R)
• M34: 60,177,688 km (0.05 R)
• M35: 61,721,089 km (0.043 R)
• M36: 66,508,969 km (0.063 R)
• M37: 71,324,076 km (0.059 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit