🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 158 Days

Day: 15.9 Hours

Environment

Temp: 243 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.52 AU - 0.72 AU

Year: 170 Days

Day: 18.2 Hours

Environment

Temp: 261 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,267,421 km

• M1: 403,316 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.67 AU - 0.67 AU

Year: 191 Days

Day: 43.9 Hours

Environment

Temp: 243 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.01 AU - 1.29 AU

Year: 429 Days

Day: 32.3 Hours

Environment

Temp: 43 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.05 AU - 1.47 AU

Year: 493 Days

Day: 41.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.26 AU - 2.52 AU

Year: 1287 Days

Day: 16.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.51 AU - 4.27 AU

Year: 2672 Days

Day: 24.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.2

Radius: 4.9

Gravity: 36.49 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 15.42 AU - 23.12 AU

Year: 29459 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,267,421 km

• M1: 61,934 km (0.082 R)
• M2: 236,514 km (0.12 R)
• M3: 1,183,319 km (0.079 R)
• M4: 2,027,201 km (0.108 R)
• M5: 2,307,697 km (0.062 R)
• M6: 2,975,202 km (0.095 R)
• M7: 3,763,434 km (0.097 R)
• M8: 4,335,645 km (0.114 R)
• M9: 8,498,356 km (0.089 R)
• M10: 13,660,978 km (0.119 R)
• M11: 18,035,220 km (0.1 R)
• M12: 23,491,653 km (0.089 R)
• M13: 24,198,054 km (0.038 R)
• M14: 27,037,422 km (0.089 R)
• M15: 28,074,883 km (0.071 R)
• M16: 28,870,145 km (0.08 R)
• M17: 39,781,963 km (0.086 R)
• M18: 40,114,370 km (0.054 R)
• M19: 46,235,167 km (0.113 R)
• M20: 48,091,826 km (0.107 R)
• M21: 50,190,983 km (0.092 R)
• M22: 70,674,672 km (0.079 R)
• M23: 83,275,300 km (0.082 R)
• M24: 84,091,955 km (0.043 R)
• M25: 85,464,964 km (0.094 R)
• M26: 98,501,222 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.4

Radius: 4.5

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 16.18 AU - 23.82 AU

Year: 31149 Days

Day: 15.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,267,421 km

• M1: 55,950 km (0.082 R)
• M2: 251,923 km (0.032 R)
• M3: 443,707 km (0.094 R)
• M4: 656,585 km (0.062 R)
• M5: 1,190,500 km (0.072 R)
• M6: 2,460,735 km (0.103 R)
• M7: 2,696,352 km (0.097 R)
• M8: 3,104,605 km (0.093 R)
• M9: 3,611,741 km (0.092 R)
• M10: 4,204,897 km (0.082 R)
• M11: 4,752,874 km (0.119 R)
• M12: 5,582,245 km (0.115 R)
• M13: 5,824,144 km (0.106 R)
• M14: 6,771,847 km (0.096 R)
• M15: 9,187,852 km (0.039 R)
• M16: 9,355,552 km (0.083 R)
• M17: 10,405,280 km (0.072 R)
• M18: 13,225,948 km (0.109 R)
• M19: 13,368,365 km (0.028 R)
• M20: 14,544,503 km (0.052 R)
• M21: 15,002,722 km (0.08 R)
• M22: 16,353,590 km (0.114 R)
• M23: 17,525,241 km (0.059 R)
• M24: 20,601,572 km (0.085 R)
• M25: 21,669,102 km (0.114 R)
• M26: 25,973,033 km (0.083 R)
• M27: 36,922,250 km (0.079 R)
• M28: 37,774,061 km (0.09 R)
• M29: 39,076,161 km (0.106 R)
• M30: 42,230,432 km (0.064 R)
• M31: 46,201,657 km (0.106 R)
• M32: 49,381,060 km (0.108 R)
• M33: 53,782,678 km (0.096 R)
• M34: 55,614,056 km (0.068 R)
• M35: 56,920,643 km (0.114 R)
• M36: 59,594,705 km (0.115 R)
• M37: 74,678,210 km (0.112 R)
• M38: 75,583,576 km (0.085 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit