🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.5 AU - 0.76 AU

Year: 176 Days

Day: 39.4 Hours

Environment

Temp: 213 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,550,479 km

• M1: 254,316 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.88 AU - 3.04 AU

Year: 1790 Days

Day: 37.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.76 AU - 4.16 AU

Year: 2262 Days

Day: 18.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 96.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,550,479 km

• M1: 192,532 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.94 AU - 3.94 AU

Year: 2749 Days

Day: 38.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.97 AU - 4.43 AU

Year: 3025 Days

Day: 40.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.4 AU - 5.32 AU

Year: 3766 Days

Day: 27.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 12.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.07 AU - 9.31 AU

Year: 7495 Days

Day: 9.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,550,479 km

• M1: 153,637 km (0.11 R)
• M2: 908,957 km (0.059 R)
• M3: 1,649,765 km (0.066 R)
• M4: 2,965,778 km (0.12 R)
• M5: 4,244,092 km (0.09 R)
• M6: 5,533,924 km (0.084 R)
• M7: 6,589,188 km (0.106 R)
• M8: 7,377,269 km (0.079 R)
• M9: 7,814,544 km (0.088 R)
• M10: 8,567,769 km (0.109 R)
• M11: 9,693,344 km (0.062 R)
• M12: 11,326,952 km (0.043 R)
• M13: 13,252,726 km (0.096 R)
• M14: 16,774,110 km (0.059 R)
• M15: 17,392,996 km (0.08 R)
• M16: 20,022,329 km (0.049 R)
• M17: 29,584,475 km (0.06 R)
• M18: 31,410,616 km (0.115 R)
• M19: 35,398,746 km (0.068 R)
• M20: 37,689,239 km (0.106 R)
• M21: 39,833,724 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.6

Radius: 8.3

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.18 AU - 10.56 AU

Year: 10898 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,550,479 km

• M1: 105,466 km (0.096 R)
• M2: 940,073 km (0.096 R)
• M3: 1,272,928 km (0.031 R)
• M4: 2,236,787 km (0.096 R)
• M5: 3,132,430 km (0.067 R)
• M6: 4,482,850 km (0.092 R)
• M7: 5,073,761 km (0.107 R)
• M8: 9,610,018 km (0.109 R)
• M9: 10,914,212 km (0.098 R)
• M10: 12,451,031 km (0.032 R)
• M11: 13,615,501 km (0.047 R)
• M12: 16,516,503 km (0.055 R)
• M13: 21,048,720 km (0.111 R)
• M14: 24,994,663 km (0.113 R)
• M15: 27,645,387 km (0.098 R)
• M16: 35,259,919 km (0.062 R)
• M17: 37,205,888 km (0.094 R)
• M18: 38,711,591 km (0.106 R)
• M19: 45,707,385 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.4

Radius: 6.4

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 11.44 AU - 18.42 AU

Year: 20275 Days

Day: 22.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,550,479 km

• M1: 107,411 km (0.075 R)
• M2: 404,213 km (0.094 R)
• M3: 828,772 km (0.117 R)
• M4: 1,123,929 km (0.116 R)
• M5: 1,427,313 km (0.106 R)
• M6: 1,749,547 km (0.075 R)
• M7: 2,022,264 km (0.096 R)
• M8: 2,842,659 km (0.119 R)
• M9: 3,575,988 km (0.11 R)
• M10: 4,048,268 km (0.104 R)
• M11: 5,952,050 km (0.093 R)
• M12: 6,919,650 km (0.09 R)
• M13: 7,510,860 km (0.093 R)
• M14: 7,794,797 km (0.095 R)
• M15: 8,283,982 km (0.079 R)
• M16: 8,536,204 km (0.036 R)
• M17: 10,447,466 km (0.056 R)
• M18: 11,224,627 km (0.105 R)
• M19: 11,596,229 km (0.113 R)
• M20: 12,168,740 km (0.037 R)
• M21: 13,999,518 km (0.047 R)
• M22: 14,943,331 km (0.077 R)
• M23: 16,636,181 km (0.104 R)
• M24: 19,854,330 km (0.075 R)
• M25: 22,769,095 km (0.055 R)
• M26: 24,276,742 km (0.093 R)
• M27: 24,482,739 km (0.117 R)
• M28: 27,713,305 km (0.095 R)
• M29: 32,697,756 km (0.057 R)
• M30: 34,224,402 km (0.077 R)
• M31: 34,483,506 km (0.081 R)
• M32: 35,798,172 km (0.102 R)
• M33: 41,245,031 km (0.111 R)
• M34: 41,833,100 km (0.106 R)
• M35: 53,397,015 km (0.105 R)
• M36: 54,447,043 km (0.077 R)
• M37: 61,228,015 km (0.092 R)
• M38: 67,325,325 km (0.083 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 15,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit