🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.38 AU - 0.64 AU

Year: 131 Days

Day: 18.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.65 AU - 0.89 AU

Year: 243 Days

Day: 33.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.87 AU - 0.89 AU

Year: 297 Days

Day: 22.1 Hours

Environment

Temp: 111 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.95 AU - 1.53 AU

Year: 497 Days

Day: 45.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.74 AU - 2 AU

Year: 920 Days

Day: 38 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,414,305 km

• M1: 18,700 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.76 AU - 2.28 AU

Year: 1033 Days

Day: 22.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.78 AU - 4.48 AU

Year: 3021 Days

Day: 23.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,414,305 km

• M1: 635,641 km (0.079 R)
• M2: 1,101,190 km (0.114 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.6

Radius: 13.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.71 AU - 7.61 AU

Year: 6186 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 26,414,305 km

• M1: 175,927 km (0.059 R)
• M2: 321,785 km (0.095 R)
• M3: 510,129 km (0.079 R)
• M4: 596,447 km (0.098 R)
• M5: 940,073 km (0.089 R)
• M6: 1,090,120 km (0.082 R)
• M7: 1,575,864 km (0.098 R)
• M8: 1,681,031 km (0.079 R)
• M9: 1,773,034 km (0.117 R)
• M10: 1,978,731 km (0.115 R)
• M11: 2,242,921 km (0.08 R)
• M12: 2,536,432 km (0.085 R)
• M13: 2,842,808 km (0.12 R)
• M14: 2,991,060 km (0.113 R)
• M15: 3,432,224 km (0.034 R)
• M16: 3,690,879 km (0.112 R)
• M17: 3,832,997 km (0.066 R)
• M18: 4,419,271 km (0.105 R)
• M19: 4,505,289 km (0.092 R)
• M20: 4,679,272 km (0.116 R)
• M21: 4,988,939 km (0.104 R)
• M22: 5,374,304 km (0.095 R)
• M23: 5,535,720 km (0.08 R)
• M24: 5,769,391 km (0.111 R)
• M25: 6,367,484 km (0.101 R)
• M26: 6,835,426 km (0.097 R)
• M27: 7,416,913 km (0.097 R)
• M28: 7,545,417 km (0.114 R)
• M29: 7,726,730 km (0.115 R)
• M30: 8,199,310 km (0.101 R)
• M31: 8,708,541 km (0.086 R)
• M32: 9,008,036 km (0.084 R)
• M33: 9,310,971 km (0.119 R)
• M34: 10,182,828 km (0.091 R)
• M35: 10,469,607 km (0.057 R)
• M36: 10,701,035 km (0.11 R)
• M37: 11,287,010 km (0.103 R)
• M38: 11,793,399 km (0.033 R)
• M39: 12,094,689 km (0.068 R)
• M40: 12,246,381 km (0.082 R)
• M41: 12,368,154 km (0.065 R)
• M42: 12,766,682 km (0.053 R)
• M43: 13,200,516 km (0.108 R)
• M44: 13,733,982 km (0.061 R)
• M45: 13,860,542 km (0.062 R)
• M46: 14,114,858 km (0.11 R)
• M47: 14,499,175 km (0.064 R)
• M48: 14,660,442 km (0.082 R)
• M49: 14,757,381 km (0.103 R)
• M50: 14,886,933 km (0.116 R)
• M51: 15,639,859 km (0.119 R)
• M52: 16,539,541 km (0.118 R)
• M53: 16,843,075 km (0.108 R)
• M54: 17,182,662 km (0.102 R)
• M55: 17,353,353 km (0.08 R)
• M56: 17,937,682 km (0.053 R)
• M57: 18,110,767 km (0.116 R)
• M58: 18,319,157 km (0.094 R)
• M59: 18,458,582 km (0.066 R)
• M60: 18,598,306 km (0.094 R)
• M61: 19,551,095 km (0.084 R)
• M62: 19,764,871 km (0.086 R)
• M63: 19,907,886 km (0.033 R)
• M64: 20,447,336 km (0.091 R)
• M65: 20,555,795 km (0.055 R)
• M66: 21,320,389 km (0.074 R)
• M67: 21,798,355 km (0.06 R)
• M68: 22,057,308 km (0.05 R)
• M69: 22,615,309 km (0.101 R)
• M70: 24,088,249 km (0.108 R)
• M71: 24,701,451 km (0.087 R)
• M72: 25,397,530 km (0.051 R)
• M73: 25,630,902 km (0.084 R)
• M74: 25,826,128 km (0.089 R)
• M75: 26,375,002 km (0.11 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 18,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit