🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.5 AU - 0.82 AU

Year: 203 Days

Day: 45.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,634,211 km

• M1: 229,483 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.8 AU - 1.02 AU

Year: 329 Days

Day: 38.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,634,211 km

• M1: 23,038 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.86 AU - 1.43 AU

Year: 461 Days

Day: 21.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.38 AU - 1.78 AU

Year: 752 Days

Day: 17.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.87 AU - 2.31 AU

Year: 1144 Days

Day: 17.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.21 AU - 4.69 AU

Year: 2973 Days

Day: 14.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.4

Radius: 8.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.98 AU - 5.18 AU

Year: 3712 Days

Day: 10.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 106,634,211 km

• M1: 104,569 km (0.093 R)
• M2: 422,913 km (0.12 R)
• M3: 703,110 km (0.088 R)
• M4: 1,162,375 km (0.066 R)
• M5: 1,811,331 km (0.083 R)
• M6: 2,079,710 km (0.038 R)
• M7: 2,489,159 km (0.109 R)
• M8: 2,822,912 km (0.063 R)
• M9: 3,117,919 km (0.09 R)
• M10: 3,848,555 km (0.098 R)
• M11: 4,940,021 km (0.117 R)
• M12: 6,279,670 km (0.064 R)
• M13: 7,048,453 km (0.034 R)
• M14: 7,348,547 km (0.077 R)
• M15: 8,039,090 km (0.117 R)
• M16: 9,190,246 km (0.06 R)
• M17: 11,117,815 km (0.062 R)
• M18: 11,484,030 km (0.049 R)
• M19: 12,240,547 km (0.04 R)
• M20: 13,437,030 km (0.046 R)
• M21: 13,806,088 km (0.102 R)
• M22: 16,476,709 km (0.11 R)
• M23: 18,493,887 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.6

Radius: 7.4

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.15 AU - 21.75 AU

Year: 31244 Days

Day: 18.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 106,634,211 km

• M1: 92,152 km (0.081 R)
• M2: 384,317 km (0.105 R)
• M3: 1,756,728 km (0.108 R)
• M4: 2,097,213 km (0.089 R)
• M5: 2,690,518 km (0.089 R)
• M6: 3,518,093 km (0.068 R)
• M7: 3,920,811 km (0.098 R)
• M8: 5,104,429 km (0.119 R)
• M9: 5,358,446 km (0.072 R)
• M10: 5,984,513 km (0.106 R)
• M11: 9,544,045 km (0.079 R)
• M12: 12,322,077 km (0.034 R)
• M13: 13,894,949 km (0.069 R)
• M14: 15,072,733 km (0.095 R)
• M15: 20,772,412 km (0.086 R)
• M16: 21,421,966 km (0.074 R)
• M17: 23,802,517 km (0.049 R)
• M18: 25,607,116 km (0.094 R)
• M19: 27,501,025 km (0.097 R)
• M20: 29,758,158 km (0.094 R)
• M21: 30,444,812 km (0.075 R)
• M22: 31,001,765 km (0.111 R)
• M23: 33,444,698 km (0.119 R)
• M24: 38,224,650 km (0.028 R)
• M25: 40,525,166 km (0.113 R)
• M26: 45,400,111 km (0.091 R)
• M27: 45,762,587 km (0.043 R)
• M28: 47,417,588 km (0.078 R)
• M29: 53,222,135 km (0.05 R)
• M30: 60,572,178 km (0.054 R)
• M31: 80,909,709 km (0.079 R)
• M32: 81,442,577 km (0.079 R)
• M33: 83,597,385 km (0.091 R)
• M34: 97,029,777 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 16,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit