🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.49 AU - 0.79 AU

Year: 189 Days

Day: 27.6 Hours

Environment

Temp: 119 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,861,280 km

• M1: 37,100 km (0.084 R)
• M2: 306,376 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.66 AU - 0.72 AU

Year: 211 Days

Day: 30.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.7 AU - 0.9 AU

Year: 264 Days

Day: 32.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.61 AU - 0.99 AU

Year: 264 Days

Day: 24.5 Hours

Environment

Temp: 129 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.64 AU - 1.02 AU

Year: 279 Days

Day: 29.7 Hours

Environment

Temp: 130 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,861,280 km

• M1: 105,915 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.17 AU - 1.21 AU

Year: 479 Days

Day: 44.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.26 AU - 1.84 AU

Year: 712 Days

Day: 42.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,861,280 km

• M1: 22,140 km (0.084 R)
• M2: 234,420 km (0.061 R)

Planet 8 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.85 AU - 1.85 AU

Year: 928 Days

Day: 12.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.2

Radius: 6.9

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.12 AU - 14.96 AU

Year: 20456 Days

Day: 19.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,861,280 km

• M1: 86,019 km (0.053 R)
• M2: 460,163 km (0.057 R)
• M3: 1,030,879 km (0.098 R)
• M4: 2,931,221 km (0.083 R)
• M5: 3,938,613 km (0.101 R)
• M6: 5,604,983 km (0.111 R)
• M7: 6,786,956 km (0.101 R)
• M8: 8,274,557 km (0.071 R)
• M9: 8,884,618 km (0.043 R)
• M10: 13,395,592 km (0.116 R)
• M11: 15,561,769 km (0.101 R)
• M12: 17,454,780 km (0.098 R)
• M13: 19,940,648 km (0.102 R)
• M14: 26,135,047 km (0.09 R)
• M15: 27,555,629 km (0.038 R)
• M16: 31,391,617 km (0.072 R)
• M17: 35,174,648 km (0.084 R)
• M18: 37,584,520 km (0.08 R)
• M19: 38,272,970 km (0.109 R)
• M20: 41,256,550 km (0.101 R)
• M21: 45,315,738 km (0.088 R)
• M22: 51,468,100 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.5

Radius: 4.9

Gravity: 13.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.73 AU - 22.65 AU

Year: 28624 Days

Day: 18.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,861,280 km

• M1: 61,036 km (0.115 R)
• M2: 217,814 km (0.119 R)
• M3: 422,016 km (0.084 R)
• M4: 724,353 km (0.11 R)
• M5: 890,407 km (0.095 R)
• M6: 1,301,202 km (0.082 R)
• M7: 1,599,650 km (0.096 R)
• M8: 2,040,365 km (0.099 R)
• M9: 3,213,362 km (0.114 R)
• M10: 3,464,238 km (0.099 R)
• M11: 3,819,234 km (0.097 R)
• M12: 5,843,592 km (0.089 R)
• M13: 6,049,738 km (0.096 R)
• M14: 6,831,836 km (0.062 R)
• M15: 11,773,951 km (0.059 R)
• M16: 12,848,363 km (0.093 R)
• M17: 13,840,645 km (0.107 R)
• M18: 17,974,334 km (0.111 R)
• M19: 19,946,482 km (0.117 R)
• M20: 20,226,081 km (0.11 R)
• M21: 21,273,864 km (0.067 R)
• M22: 21,468,192 km (0.086 R)
• M23: 21,663,567 km (0.114 R)
• M24: 27,517,332 km (0.033 R)
• M25: 34,610,515 km (0.11 R)
• M26: 36,521,927 km (0.068 R)
• M27: 36,800,478 km (0.114 R)
• M28: 49,487,275 km (0.069 R)
• M29: 54,954,778 km (0.071 R)
• M30: 62,387,398 km (0.1 R)
• M31: 62,586,364 km (0.082 R)
• M32: 68,118,343 km (0.108 R)
• M33: 73,301,461 km (0.12 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 16,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit