🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.56 AU - 0.82 AU

Year: 216 Days

Day: 47.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.67 AU - 0.73 AU

Year: 221 Days

Day: 29.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,326,155 km

• M1: 39,344 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.56 AU - 0.92 AU

Year: 240 Days

Day: 33.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,326,155 km

• M1: 220,956 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.78 AU - 0.94 AU

Year: 300 Days

Day: 20.9 Hours

Environment

Temp: 49 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,326,155 km

• M1: 89,011 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.87 AU - 3.43 AU

Year: 2106 Days

Day: 38.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.9 AU - 4.06 AU

Year: 2446 Days

Day: 17.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,326,155 km

• M1: 293,212 km (0.108 R)

Asteroid Belt

Center: 7.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.7

Radius: 13.6

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 9.61 AU - 13.99 AU

Year: 15270 Days

Day: 6.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,326,155 km

• M1: 169,195 km (0.109 R)
• M2: 1,522,308 km (0.045 R)
• M3: 2,573,981 km (0.086 R)
• M4: 3,978,406 km (0.091 R)
• M5: 4,577,396 km (0.095 R)
• M6: 6,661,743 km (0.051 R)
• M7: 8,380,323 km (0.048 R)
• M8: 10,994,845 km (0.108 R)
• M9: 11,996,253 km (0.059 R)
• M10: 13,251,379 km (0.036 R)
• M11: 22,775,079 km (0.104 R)
• M12: 23,626,291 km (0.117 R)
• M13: 38,139,678 km (0.109 R)
• M14: 39,474,989 km (0.108 R)
• M15: 41,396,424 km (0.098 R)
• M16: 43,092,415 km (0.055 R)
• M17: 43,667,918 km (0.114 R)
• M18: 45,722,644 km (0.055 R)
• M19: 51,140,331 km (0.055 R)
• M20: 55,431,696 km (0.069 R)
• M21: 55,941,675 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.1

Radius: 3.5

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.28 AU - 15 AU

Year: 16930 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,326,155 km

• M1: 115,938 km (0.105 R)
• M2: 246,986 km (0.041 R)
• M3: 594,951 km (0.099 R)
• M4: 718,369 km (0.106 R)
• M5: 894,745 km (0.107 R)
• M6: 1,483,412 km (0.091 R)
• M7: 1,698,983 km (0.097 R)
• M8: 2,329,987 km (0.067 R)
• M9: 2,795,984 km (0.115 R)
• M10: 2,957,400 km (0.043 R)
• M11: 5,856,158 km (0.076 R)
• M12: 10,371,920 km (0.072 R)
• M13: 17,508,187 km (0.035 R)
• M14: 21,203,105 km (0.08 R)
• M15: 32,794,097 km (0.092 R)
• M16: 35,442,578 km (0.096 R)
• M17: 35,879,105 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.3

Radius: 3.1

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 14.92 AU - 15.56 AU

Year: 22413 Days

Day: 24.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,326,155 km

• M1: 71,508 km (0.113 R)
• M2: 1,802,804 km (0.03 R)
• M3: 3,047,009 km (0.117 R)
• M4: 3,205,733 km (0.116 R)
• M5: 4,922,817 km (0.078 R)
• M6: 5,432,048 km (0.05 R)
• M7: 6,934,609 km (0.117 R)
• M8: 9,012,524 km (0.115 R)
• M9: 10,419,492 km (0.094 R)
• M10: 14,851,329 km (0.097 R)
• M11: 17,947,406 km (0.066 R)
• M12: 22,708,059 km (0.092 R)
• M13: 23,839,767 km (0.072 R)
• M14: 25,653,641 km (0.104 R)
• M15: 26,499,019 km (0.043 R)
• M16: 27,169,367 km (0.086 R)
• M17: 28,047,656 km (0.057 R)
• M18: 30,900,787 km (0.073 R)
• M19: 32,288,905 km (0.11 R)
• M20: 39,981,078 km (0.112 R)
• M21: 41,499,347 km (0.073 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 15,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit