🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.51 AU - 0.69 AU

Year: 163 Days

Day: 43.8 Hours

Environment

Temp: 226 °C

Axial Tilt: 170.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.28 AU - 1.88 AU

Year: 695 Days

Day: 15.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.09 AU - 3.21 AU

Year: 1509 Days

Day: 43 Hours

Environment

Temp: -69 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.15 AU - 3.53 AU

Year: 1674 Days

Day: 34.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.23 AU - 3.59 AU

Year: 2203 Days

Day: 18.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.3

Radius: 11.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.89 AU - 7.45 AU

Year: 5362 Days

Day: 5.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 110,462,038 km

• M1: 138,079 km (0.088 R)
• M2: 539,001 km (0.1 R)
• M3: 925,113 km (0.098 R)
• M4: 1,413,251 km (0.091 R)
• M5: 2,041,712 km (0.096 R)
• M6: 2,502,922 km (0.093 R)
• M7: 3,245,825 km (0.086 R)
• M8: 3,615,930 km (0.072 R)
• M9: 4,153,585 km (0.081 R)
• M10: 4,718,317 km (0.081 R)
• M11: 5,195,384 km (0.093 R)
• M12: 5,559,805 km (0.09 R)
• M13: 6,092,822 km (0.095 R)
• M14: 6,889,281 km (0.07 R)
• M15: 7,295,589 km (0.102 R)
• M16: 7,682,150 km (0.099 R)
• M17: 8,845,722 km (0.117 R)
• M18: 9,490,489 km (0.058 R)
• M19: 11,379,162 km (0.099 R)
• M20: 13,143,370 km (0.107 R)
• M21: 15,712,115 km (0.107 R)
• M22: 17,767,290 km (0.095 R)
• M23: 18,925,028 km (0.036 R)
• M24: 20,546,071 km (0.05 R)
• M25: 26,289,283 km (0.04 R)
• M26: 26,949,907 km (0.114 R)
• M27: 28,132,628 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.4

Radius: 5.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.53 AU - 17.69 AU

Year: 19537 Days

Day: 15.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 110,462,038 km

• M1: 70,909 km (0.038 R)
• M2: 335,099 km (0.084 R)
• M3: 1,637,199 km (0.115 R)
• M4: 2,965,179 km (0.03 R)
• M5: 3,917,370 km (0.119 R)
• M6: 4,154,034 km (0.043 R)
• M7: 4,558,995 km (0.105 R)
• M8: 5,268,089 km (0.098 R)
• M9: 5,856,009 km (0.086 R)
• M10: 6,568,394 km (0.109 R)
• M11: 7,515,797 km (0.116 R)
• M12: 8,949,992 km (0.107 R)
• M13: 9,947,361 km (0.04 R)
• M14: 11,669,831 km (0.111 R)
• M15: 12,098,578 km (0.068 R)
• M16: 12,793,610 km (0.119 R)
• M17: 12,987,638 km (0.069 R)
• M18: 13,183,612 km (0.074 R)
• M19: 13,987,700 km (0.103 R)
• M20: 14,611,673 km (0.07 R)
• M21: 17,059,393 km (0.06 R)
• M22: 17,373,399 km (0.061 R)
• M23: 21,177,823 km (0.077 R)
• M24: 22,092,763 km (0.045 R)
• M25: 24,197,904 km (0.056 R)
• M26: 28,033,444 km (0.111 R)
• M27: 35,846,791 km (0.108 R)
• M28: 38,473,132 km (0.111 R)
• M29: 43,811,382 km (0.065 R)
• M30: 45,144,299 km (0.065 R)
• M31: 46,656,584 km (0.066 R)
• M32: 48,515,786 km (0.118 R)
• M33: 58,912,539 km (0.082 R)
• M34: 60,717,437 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.6

Radius: 6.3

Gravity: 20.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 17.47 AU - 23.25 AU

Year: 32140 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 110,462,038 km

• M1: 78,389 km (0.093 R)
• M2: 401,072 km (0.096 R)
• M3: 611,107 km (0.078 R)
• M4: 1,057,358 km (0.043 R)
• M5: 1,930,261 km (0.047 R)
• M6: 2,179,342 km (0.054 R)
• M7: 2,941,094 km (0.092 R)
• M8: 3,272,304 km (0.069 R)
• M9: 4,811,068 km (0.112 R)
• M10: 7,249,363 km (0.095 R)
• M11: 8,977,667 km (0.103 R)
• M12: 9,871,215 km (0.114 R)
• M13: 10,892,819 km (0.105 R)
• M14: 11,983,238 km (0.116 R)
• M15: 13,385,569 km (0.076 R)
• M16: 14,634,860 km (0.079 R)
• M17: 16,605,064 km (0.111 R)
• M18: 19,567,551 km (0.104 R)
• M19: 20,413,228 km (0.081 R)
• M20: 26,258,765 km (0.071 R)
• M21: 27,417,400 km (0.114 R)
• M22: 28,475,655 km (0.092 R)
• M23: 29,698,319 km (0.088 R)
• M24: 30,252,729 km (0.025 R)
• M25: 30,673,099 km (0.075 R)
• M26: 37,455,268 km (0.114 R)
• M27: 48,152,563 km (0.027 R)
• M28: 57,019,677 km (0.073 R)
• M29: 60,274,777 km (0.085 R)
• M30: 61,610,836 km (0.115 R)
• M31: 62,966,492 km (0.102 R)
• M32: 67,152,539 km (0.05 R)
• M33: 75,558,444 km (0.089 R)
• M34: 79,214,317 km (0.116 R)
• M35: 80,548,131 km (0.032 R)
• M36: 100,200,654 km (0.1 R)
• M37: 103,652,924 km (0.115 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 12,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit