🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.51 AU - 0.67 AU

Year: 159 Days

Day: 22.1 Hours

Environment

Temp: 254 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.9 AU - 1.5 AU

Year: 460 Days

Day: 24.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 110,231,254 km

• M1: 351,705 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.24 AU - 1.42 AU

Year: 537 Days

Day: 46 Hours

Environment

Temp: 26 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.45 AU - 2.59 AU

Year: 1400 Days

Day: 34.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.4 AU - 5.54 AU

Year: 3876 Days

Day: 44.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.58 AU - 5.36 AU

Year: 3876 Days

Day: 47.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 12.2

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.74 AU - 9.84 AU

Year: 9117 Days

Day: 5.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 110,231,254 km

• M1: 155,582 km (0.082 R)
• M2: 645,365 km (0.111 R)
• M3: 1,474,437 km (0.096 R)
• M4: 2,633,222 km (0.064 R)
• M5: 3,102,660 km (0.069 R)
• M6: 3,755,355 km (0.102 R)
• M7: 4,240,052 km (0.11 R)
• M8: 5,173,394 km (0.081 R)
• M9: 5,986,159 km (0.095 R)
• M10: 7,322,068 km (0.075 R)
• M11: 7,823,071 km (0.095 R)
• M12: 8,526,630 km (0.085 R)
• M13: 9,416,588 km (0.061 R)
• M14: 10,471,103 km (0.103 R)
• M15: 11,326,204 km (0.111 R)
• M16: 11,883,905 km (0.053 R)
• M17: 19,524,616 km (0.116 R)
• M18: 20,245,977 km (0.071 R)
• M19: 26,283,448 km (0.08 R)
• M20: 29,500,401 km (0.11 R)
• M21: 31,748,707 km (0.111 R)
• M22: 36,947,383 km (0.119 R)
• M23: 41,363,512 km (0.088 R)
• M24: 41,757,553 km (0.093 R)
• M25: 42,154,286 km (0.112 R)
• M26: 42,955,084 km (0.036 R)
• M27: 45,279,386 km (0.057 R)
• M28: 47,255,574 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.4

Radius: 4.5

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.9 AU - 20.78 AU

Year: 27477 Days

Day: 20.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,231,254 km

• M1: 83,924 km (0.078 R)
• M2: 638,933 km (0.103 R)
• M3: 1,468,752 km (0.089 R)
• M4: 1,648,569 km (0.107 R)
• M5: 2,342,553 km (0.11 R)
• M6: 2,706,525 km (0.082 R)
• M7: 2,902,199 km (0.077 R)
• M8: 4,379,777 km (0.043 R)
• M9: 6,466,966 km (0.086 R)
• M10: 7,319,674 km (0.085 R)
• M11: 7,797,490 km (0.116 R)
• M12: 8,346,664 km (0.082 R)
• M13: 11,484,778 km (0.062 R)
• M14: 12,260,892 km (0.105 R)
• M15: 15,329,144 km (0.046 R)
• M16: 23,842,011 km (0.106 R)
• M17: 24,571,301 km (0.086 R)
• M18: 25,746,841 km (0.097 R)
• M19: 34,250,582 km (0.06 R)
• M20: 35,044,797 km (0.101 R)
• M21: 35,446,467 km (0.086 R)
• M22: 37,640,619 km (0.07 R)
• M23: 52,209,507 km (0.044 R)
• M24: 71,406,355 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.9

Radius: 6.5

Gravity: 19.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 15.66 AU - 24.92 AU

Year: 31974 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 110,231,254 km

• M1: 90,208 km (0.104 R)
• M2: 301,141 km (0.118 R)
• M3: 766,988 km (0.108 R)
• M4: 1,206,357 km (0.118 R)
• M5: 2,447,421 km (0.053 R)
• M6: 2,995,847 km (0.108 R)
• M7: 4,723,104 km (0.096 R)
• M8: 7,183,540 km (0.114 R)
• M9: 9,147,611 km (0.109 R)
• M10: 13,685,064 km (0.037 R)
• M11: 16,294,798 km (0.083 R)
• M12: 18,010,237 km (0.062 R)
• M13: 19,842,512 km (0.117 R)
• M14: 39,338,555 km (0.097 R)
• M15: 42,056,749 km (0.105 R)
• M16: 43,817,815 km (0.102 R)
• M17: 50,958,271 km (0.088 R)
• M18: 61,707,326 km (0.12 R)
• M19: 62,157,167 km (0.106 R)
• M20: 63,291,269 km (0.084 R)
• M21: 67,488,536 km (0.118 R)
• M22: 74,634,677 km (0.095 R)
• M23: 81,455,891 km (0.093 R)
• M24: 87,259,690 km (0.066 R)
• M25: 90,117,757 km (0.061 R)
• M26: 102,804,405 km (0.093 R)
• M27: 106,313,223 km (0.106 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 15,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit