🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.28 AU - 1.48 AU

Year: 595 Days

Day: 39 Hours

Environment

Temp: -33 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,434,917 km

• M1: 76,445 km (0.106 R)
• M2: 833,559 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.06 AU - 1.72 AU

Year: 602 Days

Day: 26.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.11 AU - 2.23 AU

Year: 1173 Days

Day: 20.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,434,917 km

• M1: 327,769 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.05 AU - 2.47 AU

Year: 1247 Days

Day: 31.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,434,917 km

• M1: 507,436 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.08 AU - 3.1 AU

Year: 1530 Days

Day: 42.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,434,917 km

• M1: 206,146 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.5

Radius: 8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.77 AU - 5.45 AU

Year: 4240 Days

Day: 9.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,434,917 km

• M1: 100,081 km (0.032 R)
• M2: 682,765 km (0.071 R)
• M3: 1,272,779 km (0.033 R)
• M4: 1,600,398 km (0.108 R)
• M5: 2,116,959 km (0.101 R)
• M6: 4,428,396 km (0.111 R)
• M7: 4,787,132 km (0.117 R)
• M8: 6,185,423 km (0.109 R)
• M9: 6,964,379 km (0.054 R)
• M10: 14,388,323 km (0.102 R)
• M11: 14,755,885 km (0.1 R)
• M12: 15,414,116 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.9

Radius: 7.7

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.07 AU - 18.13 AU

Year: 20479 Days

Day: 18.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,434,917 km

• M1: 95,892 km (0.093 R)
• M2: 663,766 km (0.101 R)
• M3: 1,077,404 km (0.111 R)
• M4: 1,485,956 km (0.063 R)
• M5: 2,220,930 km (0.107 R)
• M6: 2,485,419 km (0.062 R)
• M7: 3,228,023 km (0.114 R)
• M8: 4,479,858 km (0.119 R)
• M9: 5,574,316 km (0.059 R)
• M10: 6,669,522 km (0.099 R)
• M11: 7,268,213 km (0.068 R)
• M12: 8,137,077 km (0.108 R)
• M13: 8,572,108 km (0.044 R)
• M14: 8,971,684 km (0.093 R)
• M15: 9,279,556 km (0.114 R)
• M16: 11,515,296 km (0.104 R)
• M17: 13,882,084 km (0.038 R)
• M18: 14,927,773 km (0.084 R)
• M19: 15,215,300 km (0.114 R)
• M20: 17,175,332 km (0.098 R)
• M21: 19,382,798 km (0.104 R)
• M22: 22,422,926 km (0.066 R)
• M23: 23,085,943 km (0.071 R)
• M24: 28,758,844 km (0.108 R)
• M25: 29,767,732 km (0.112 R)
• M26: 30,800,107 km (0.117 R)
• M27: 31,149,418 km (0.093 R)
• M28: 37,500,446 km (0.077 R)
• M29: 37,898,825 km (0.117 R)
• M30: 41,470,624 km (0.076 R)
• M31: 44,218,438 km (0.092 R)
• M32: 52,686,425 km (0.097 R)
• M33: 53,186,232 km (0.036 R)
• M34: 60,701,730 km (0.077 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit