🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.77 AU - 0.97 AU

Year: 292 Days

Day: 41.9 Hours

Environment

Temp: 99 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.76 AU - 1.04 AU

Year: 307 Days

Day: 37.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.74 AU - 1.18 AU

Year: 339 Days

Day: 44.9 Hours

Environment

Temp: 128 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.3 AU - 1.56 AU

Year: 615 Days

Day: 15.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 107,571,967 km

• M1: 193,580 km (0.081 R)
• M2: 872,006 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.25 AU - 1.75 AU

Year: 661 Days

Day: 44 Hours

Environment

Temp: -30 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.27 AU - 1.97 AU

Year: 742 Days

Day: 19.7 Hours

Environment

Temp: -32 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,571,967 km

• M1: 40,391 km (0.113 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.51 AU - 2.87 AU

Year: 1588 Days

Day: 25.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.54 AU - 5.04 AU

Year: 3773 Days

Day: 39.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 108.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,571,967 km

• M1: 2,583,106 km (0.093 R)

Asteroid Belt

Center: 12.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.2

Radius: 6.3

Gravity: 20.56 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 18.55 AU - 20.29 AU

Year: 30800 Days

Day: 21.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 107,571,967 km

• M1: 452,534 km (0.098 R)
• M2: 766,240 km (0.079 R)
• M3: 968,497 km (0.091 R)
• M4: 1,110,764 km (0.092 R)
• M5: 2,185,176 km (0.12 R)
• M6: 3,040,427 km (0.116 R)
• M7: 4,909,503 km (0.044 R)
• M8: 5,186,857 km (0.111 R)
• M9: 5,666,319 km (0.038 R)
• M10: 6,478,037 km (0.098 R)
• M11: 7,233,506 km (0.096 R)
• M12: 7,400,906 km (0.066 R)
• M13: 7,684,095 km (0.112 R)
• M14: 8,207,538 km (0.055 R)
• M15: 8,505,836 km (0.111 R)
• M16: 9,180,971 km (0.107 R)
• M17: 10,012,436 km (0.111 R)
• M18: 10,948,470 km (0.116 R)
• M19: 12,069,855 km (0.086 R)
• M20: 12,651,193 km (0.092 R)
• M21: 13,625,224 km (0.067 R)
• M22: 14,714,746 km (0.102 R)
• M23: 16,094,487 km (0.094 R)
• M24: 16,680,611 km (0.094 R)
• M25: 19,403,143 km (0.119 R)
• M26: 21,942,716 km (0.105 R)
• M27: 25,051,659 km (0.059 R)
• M28: 29,706,248 km (0.113 R)
• M29: 31,191,754 km (0.042 R)
• M30: 36,239,187 km (0.089 R)
• M31: 39,034,423 km (0.057 R)
• M32: 46,055,051 km (0.105 R)
• M33: 47,186,759 km (0.109 R)
• M34: 47,614,758 km (0.118 R)
• M35: 50,811,964 km (0.1 R)
• M36: 51,851,071 km (0.076 R)
• M37: 54,113,290 km (0.111 R)
• M38: 54,571,658 km (0.09 R)
• M39: 72,357,049 km (0.108 R)
• M40: 73,952,361 km (0.074 R)
• M41: 76,287,434 km (0.1 R)
• M42: 80,693,839 km (0.099 R)
• M43: 80,880,089 km (0.06 R)
• M44: 98,526,205 km (0.077 R)
• M45: 101,219,116 km (0.109 R)
• M46: 104,371,293 km (0.096 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 16,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit