🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.53 AU - 0.55 AU

Year: 144 Days

Day: 33.4 Hours

Environment

Temp: 227 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,483,948 km

• M1: 247,734 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.69 AU - 1.09 AU

Year: 305 Days

Day: 23.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.76 AU - 1.08 AU

Year: 321 Days

Day: 20.6 Hours

Environment

Temp: 134 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.04 AU - 1.32 AU

Year: 466 Days

Day: 30.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.1 AU - 1.26 AU

Year: 466 Days

Day: 34.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,483,948 km

• M1: 206,595 km (0.109 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.73 AU - 4.73 AU

Year: 3162 Days

Day: 45.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,483,948 km

• M1: 2,928,079 km (0.042 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.85 AU - 5.49 AU

Year: 3668 Days

Day: 12.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,483,948 km

• M1: 1,406,070 km (0.076 R)

Asteroid Belt

Center: 8.72 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.4

Radius: 4.5

Gravity: 48.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 12.36 AU - 13.16 AU

Year: 16566 Days

Day: 24.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,483,948 km

• M1: 56,847 km (0.08 R)
• M2: 225,743 km (0.07 R)
• M3: 511,326 km (0.119 R)
• M4: 735,722 km (0.073 R)
• M5: 1,477,728 km (0.067 R)
• M6: 1,714,392 km (0.113 R)
• M7: 2,015,233 km (0.025 R)
• M8: 2,462,381 km (0.052 R)
• M9: 3,759,843 km (0.09 R)
• M10: 6,360,453 km (0.064 R)
• M11: 7,602,713 km (0.082 R)
• M12: 7,849,251 km (0.112 R)
• M13: 8,050,460 km (0.106 R)
• M14: 8,835,400 km (0.108 R)
• M15: 9,053,065 km (0.111 R)
• M16: 9,330,120 km (0.117 R)
• M17: 10,556,075 km (0.109 R)
• M18: 17,628,314 km (0.094 R)
• M19: 22,879,050 km (0.115 R)
• M20: 23,705,129 km (0.085 R)
• M21: 29,203,300 km (0.058 R)
• M22: 31,293,331 km (0.08 R)
• M23: 42,167,900 km (0.107 R)
• M24: 45,798,042 km (0.092 R)
• M25: 47,108,070 km (0.098 R)
• M26: 47,273,526 km (0.055 R)
• M27: 48,106,786 km (0.046 R)
• M28: 48,780,425 km (0.114 R)
• M29: 52,243,017 km (0.112 R)
• M30: 54,579,287 km (0.112 R)
• M31: 55,312,018 km (0.084 R)
• M32: 56,236,981 km (0.099 R)
• M33: 56,796,926 km (0.088 R)
• M34: 59,652,600 km (0.07 R)
• M35: 61,213,953 km (0.078 R)
• M36: 68,366,077 km (0.095 R)
• M37: 69,217,289 km (0.095 R)
• M38: 70,723,889 km (0.036 R)
• M39: 74,697,957 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.8

Radius: 3.3

Gravity: 24.41 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.54 AU - 13.26 AU

Year: 16839 Days

Day: 23 Hours

Environment

Temp: -181 °C

Axial Tilt: 175.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,483,948 km

• M1: 41,439 km (0.053 R)
• M2: 144,661 km (0.104 R)
• M3: 288,275 km (0.116 R)
• M4: 460,761 km (0.059 R)
• M5: 589,266 km (0.117 R)
• M6: 786,137 km (0.036 R)
• M7: 971,638 km (0.09 R)
• M8: 1,091,915 km (0.109 R)
• M9: 1,754,035 km (0.076 R)
• M10: 1,933,403 km (0.026 R)
• M11: 2,088,985 km (0.075 R)
• M12: 3,065,111 km (0.065 R)
• M13: 3,374,479 km (0.082 R)
• M14: 5,012,277 km (0.051 R)
• M15: 5,339,896 km (0.102 R)
• M16: 6,184,376 km (0.102 R)
• M17: 7,485,578 km (0.097 R)
• M18: 7,783,278 km (0.066 R)
• M19: 8,177,618 km (0.109 R)
• M20: 8,357,135 km (0.1 R)
• M21: 9,101,534 km (0.068 R)
• M22: 9,838,454 km (0.073 R)
• M23: 9,990,445 km (0.111 R)
• M24: 11,044,362 km (0.092 R)
• M25: 11,824,664 km (0.087 R)
• M26: 13,998,770 km (0.099 R)
• M27: 17,662,572 km (0.112 R)
• M28: 20,076,483 km (0.058 R)
• M29: 31,489,454 km (0.115 R)
• M30: 33,505,734 km (0.12 R)
• M31: 39,427,117 km (0.111 R)
• M32: 40,585,454 km (0.094 R)
• M33: 41,633,985 km (0.04 R)
• M34: 48,599,262 km (0.091 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 17,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit