🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.54 AU - 0.58 AU

Year: 154 Days

Day: 36.7 Hours

Environment

Temp: 245 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,486,322 km

• M1: 55,650 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.59 AU - 0.95 AU

Year: 248 Days

Day: 15.9 Hours

Environment

Temp: 106 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,486,322 km

• M1: 46,675 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.06 AU - 1.26 AU

Year: 459 Days

Day: 17.7 Hours

Environment

Temp: 22 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.14 AU - 1.32 AU

Year: 501 Days

Day: 32.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,486,322 km

• M1: 51,761 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.7 AU - 1.86 AU

Year: 872 Days

Day: 13.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.29 AU - 2.87 AU

Year: 1521 Days

Day: 19.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.9

Radius: 7.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 11.26 AU - 16.68 AU

Year: 19168 Days

Day: 21.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 97,486,322 km

• M1: 139,575 km (0.092 R)
• M2: 2,328,940 km (0.11 R)
• M3: 6,088,783 km (0.072 R)
• M4: 8,565,226 km (0.057 R)
• M5: 10,000,169 km (0.067 R)
• M6: 10,408,571 km (0.078 R)
• M7: 11,367,793 km (0.085 R)
• M8: 12,737,062 km (0.097 R)
• M9: 14,469,555 km (0.076 R)
• M10: 19,086,145 km (0.07 R)
• M11: 20,356,979 km (0.103 R)
• M12: 39,634,310 km (0.078 R)
• M13: 41,959,360 km (0.083 R)
• M14: 44,647,784 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.5

Radius: 5.7

Gravity: 26.89 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 15.71 AU - 18.25 AU

Year: 25685 Days

Day: 24.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 97,486,322 km

• M1: 83,775 km (0.102 R)
• M2: 393,143 km (0.04 R)
• M3: 728,542 km (0.106 R)
• M4: 1,271,731 km (0.057 R)
• M5: 2,141,344 km (0.087 R)
• M6: 3,115,675 km (0.089 R)
• M7: 4,141,019 km (0.085 R)
• M8: 5,374,154 km (0.077 R)
• M9: 6,029,093 km (0.098 R)
• M10: 12,174,873 km (0.095 R)
• M11: 18,881,794 km (0.105 R)
• M12: 21,007,580 km (0.099 R)
• M13: 21,323,680 km (0.091 R)
• M14: 26,577,408 km (0.101 R)
• M15: 28,848,154 km (0.077 R)
• M16: 31,382,043 km (0.101 R)
• M17: 34,060,443 km (0.119 R)
• M18: 37,193,771 km (0.114 R)
• M19: 55,169,900 km (0.113 R)
• M20: 68,283,798 km (0.061 R)
• M21: 78,934,269 km (0.068 R)
• M22: 79,698,266 km (0.103 R)
• M23: 86,257,833 km (0.074 R)
• M24: 92,602,129 km (0.062 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 11,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit