🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.45 AU - 0.73 AU

Year: 161 Days

Day: 30.8 Hours

Environment

Temp: 233 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.73 AU - 0.77 AU

Year: 230 Days

Day: 28.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,165,257 km

• M1: 42,935 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.05 AU - 1.23 AU

Year: 432 Days

Day: 40.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 101.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 104,165,257 km

• M1: 40,840 km (0.107 R)
• M2: 206,445 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.06 AU - 1.38 AU

Year: 478 Days

Day: 44.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.01 AU - 1.47 AU

Year: 490 Days

Day: 31 Hours

Environment

Temp: 7 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 104,165,257 km

• M1: 816,505 km (0.062 R)
• M2: 847,023 km (0.029 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.48 AU - 1.8 AU

Year: 745 Days

Day: 38.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,165,257 km

• M1: 124,316 km (0.098 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.49 AU - 5.21 AU

Year: 3219 Days

Day: 28.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.5

Radius: 7.4

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 13.74 AU - 20.6 AU

Year: 25240 Days

Day: 17.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 104,165,257 km

• M1: 106,065 km (0.118 R)
• M2: 379,081 km (0.056 R)
• M3: 922,420 km (0.117 R)
• M4: 1,484,609 km (0.105 R)
• M5: 2,087,638 km (0.062 R)
• M6: 2,503,072 km (0.064 R)
• M7: 2,818,274 km (0.085 R)
• M8: 3,187,033 km (0.116 R)
• M9: 3,989,626 km (0.119 R)
• M10: 4,630,503 km (0.084 R)
• M11: 5,738,425 km (0.098 R)
• M12: 6,966,474 km (0.057 R)
• M13: 8,255,409 km (0.059 R)
• M14: 8,682,212 km (0.091 R)
• M15: 9,067,576 km (0.112 R)
• M16: 9,637,843 km (0.047 R)
• M17: 10,850,034 km (0.07 R)
• M18: 11,558,380 km (0.08 R)
• M19: 14,548,543 km (0.07 R)
• M20: 15,569,698 km (0.066 R)
• M21: 19,660,601 km (0.101 R)
• M22: 22,205,859 km (0.034 R)
• M23: 25,183,754 km (0.084 R)
• M24: 25,854,850 km (0.058 R)
• M25: 36,258,485 km (0.097 R)
• M26: 37,982,750 km (0.055 R)
• M27: 38,422,268 km (0.078 R)
• M28: 45,099,270 km (0.049 R)
• M29: 45,922,507 km (0.112 R)
• M30: 56,217,384 km (0.099 R)
• M31: 56,788,249 km (0.119 R)
• M32: 59,109,859 km (0.074 R)
• M33: 60,294,225 km (0.108 R)
• M34: 66,030,555 km (0.107 R)
• M35: 71,673,237 km (0.102 R)
• M36: 74,611,489 km (0.106 R)

Asteroid Belt

Center: 17.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.1

Radius: 3.5

Gravity: 80.58 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 15.31 AU - 20.33 AU

Year: 26687 Days

Day: 16.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,165,257 km

• M1: 44,431 km (0.092 R)
• M2: 182,061 km (0.097 R)
• M3: 305,479 km (0.057 R)
• M4: 486,193 km (0.112 R)
• M5: 3,236,400 km (0.095 R)
• M6: 5,403,625 km (0.089 R)
• M7: 6,315,424 km (0.083 R)
• M8: 11,344,007 km (0.105 R)
• M9: 12,293,355 km (0.056 R)
• M10: 17,366,817 km (0.085 R)
• M11: 23,793,541 km (0.119 R)
• M12: 35,910,520 km (0.097 R)
• M13: 36,839,373 km (0.069 R)
• M14: 38,906,816 km (0.05 R)
• M15: 40,216,695 km (0.065 R)
• M16: 48,136,256 km (0.095 R)
• M17: 57,033,889 km (0.089 R)
• M18: 61,756,843 km (0.112 R)
• M19: 63,536,908 km (0.028 R)
• M20: 70,757,998 km (0.084 R)
• M21: 89,597,157 km (0.111 R)
• M22: 95,366,847 km (0.118 R)
• M23: 101,686,310 km (0.109 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 14,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit