🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.56 AU - 0.76 AU

Year: 191 Days

Day: 22.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.72 AU - 1.04 AU

Year: 294 Days

Day: 21.2 Hours

Environment

Temp: 118 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.01 AU - 1.45 AU

Year: 486 Days

Day: 28.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.41 AU - 1.79 AU

Year: 721 Days

Day: 36.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,578,618 km

• M1: 815,608 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.2 AU - 3.54 AU

Year: 1733 Days

Day: 34.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 104.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.4 AU - 3.52 AU

Year: 1815 Days

Day: 26.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.52 AU - 3.86 AU

Year: 2031 Days

Day: 23 Hours

Environment

Temp: -102 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.7

Radius: 4.6

Gravity: 24.89 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.78 AU - 16.58 AU

Year: 18035 Days

Day: 21.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,578,618 km

• M1: 57,296 km (0.069 R)
• M2: 231,727 km (0.061 R)
• M3: 482,304 km (0.103 R)
• M4: 1,097,450 km (0.045 R)
• M5: 1,956,591 km (0.102 R)
• M6: 2,844,304 km (0.099 R)
• M7: 5,445,063 km (0.05 R)
• M8: 5,824,443 km (0.056 R)
• M9: 10,011,688 km (0.113 R)
• M10: 13,408,308 km (0.114 R)
• M11: 14,098,702 km (0.106 R)
• M12: 15,326,302 km (0.101 R)
• M13: 17,419,924 km (0.106 R)
• M14: 18,158,040 km (0.095 R)
• M15: 18,577,064 km (0.112 R)
• M16: 24,932,580 km (0.06 R)
• M17: 25,138,725 km (0.106 R)
• M18: 28,932,976 km (0.07 R)
• M19: 30,434,191 km (0.096 R)
• M20: 38,312,463 km (0.054 R)
• M21: 38,862,834 km (0.116 R)
• M22: 41,549,612 km (0.075 R)
• M23: 44,357,564 km (0.082 R)
• M24: 46,349,908 km (0.08 R)
• M25: 49,044,465 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.6

Radius: 3.1

Gravity: 71.65 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 14.85 AU - 18.83 AU

Year: 24633 Days

Day: 18.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,578,618 km

• M1: 38,746 km (0.102 R)
• M2: 155,133 km (0.1 R)
• M3: 346,020 km (0.081 R)
• M4: 549,024 km (0.109 R)
• M5: 872,604 km (0.07 R)
• M6: 1,263,952 km (0.073 R)
• M7: 1,667,567 km (0.101 R)
• M8: 2,001,769 km (0.119 R)
• M9: 2,473,750 km (0.111 R)
• M10: 2,880,208 km (0.109 R)
• M11: 3,155,917 km (0.071 R)
• M12: 3,889,245 km (0.116 R)
• M13: 4,021,490 km (0.09 R)
• M14: 4,691,988 km (0.045 R)
• M15: 4,880,032 km (0.046 R)
• M16: 5,940,382 km (0.094 R)
• M17: 6,116,159 km (0.092 R)
• M18: 6,758,682 km (0.059 R)
• M19: 6,950,167 km (0.065 R)
• M20: 7,804,820 km (0.108 R)
• M21: 7,909,688 km (0.12 R)
• M22: 8,015,604 km (0.115 R)
• M23: 8,727,091 km (0.047 R)
• M24: 11,514,698 km (0.053 R)
• M25: 12,997,661 km (0.103 R)
• M26: 17,295,907 km (0.11 R)
• M27: 20,203,043 km (0.103 R)
• M28: 21,719,816 km (0.101 R)
• M29: 23,638,109 km (0.034 R)
• M30: 28,671,330 km (0.104 R)
• M31: 30,452,442 km (0.03 R)
• M32: 31,502,619 km (0.105 R)
• M33: 32,849,000 km (0.092 R)
• M34: 34,373,851 km (0.059 R)
• M35: 38,163,913 km (0.068 R)
• M36: 39,538,119 km (0.069 R)
• M37: 47,602,491 km (0.08 R)
• M38: 51,186,258 km (0.08 R)
• M39: 52,295,376 km (0.117 R)
• M40: 59,898,239 km (0.042 R)
• M41: 69,547,302 km (0.039 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 17,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit