🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.68 AU - 0.84 AU

Year: 246 Days

Day: 42.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 84.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.86 AU - 1.12 AU

Year: 365 Days

Day: 29.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.28 AU - 1.86 AU

Year: 730 Days

Day: 32.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,111,141 km

• M1: 375,042 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.94 AU - 2.08 AU

Year: 1057 Days

Day: 19.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.45 AU - 3.27 AU

Year: 1794 Days

Day: 47.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 10.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.61 AU - 6.61 AU

Year: 4928 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,111,141 km

• M1: 134,488 km (0.088 R)
• M2: 744,997 km (0.12 R)
• M3: 1,083,089 km (0.109 R)
• M4: 2,388,330 km (0.111 R)
• M5: 3,226,228 km (0.116 R)
• M6: 4,033,458 km (0.08 R)
• M7: 4,519,352 km (0.08 R)
• M8: 5,424,868 km (0.106 R)
• M9: 5,907,171 km (0.107 R)
• M10: 7,081,963 km (0.032 R)
• M11: 7,959,056 km (0.081 R)
• M12: 8,582,879 km (0.08 R)
• M13: 9,541,203 km (0.063 R)
• M14: 10,245,360 km (0.118 R)
• M15: 10,858,412 km (0.062 R)
• M16: 11,195,306 km (0.082 R)
• M17: 13,606,824 km (0.062 R)
• M18: 14,197,436 km (0.104 R)
• M19: 17,182,811 km (0.104 R)
• M20: 20,308,210 km (0.031 R)
• M21: 23,094,770 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558

Radius: 13

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.12 AU - 8.18 AU

Year: 7090 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,111,141 km

• M1: 172,337 km (0.105 R)
• M2: 799,002 km (0.098 R)
• M3: 1,760,318 km (0.065 R)
• M4: 4,229,132 km (0.086 R)
• M5: 5,259,712 km (0.025 R)
• M6: 6,121,395 km (0.066 R)
• M7: 7,401,953 km (0.077 R)
• M8: 8,204,396 km (0.116 R)
• M9: 9,021,649 km (0.086 R)
• M10: 11,903,353 km (0.073 R)
• M11: 13,442,266 km (0.103 R)
• M12: 14,059,507 km (0.103 R)
• M13: 15,169,972 km (0.08 R)
• M14: 19,913,721 km (0.059 R)
• M15: 30,064,235 km (0.105 R)
• M16: 32,301,172 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.1

Radius: 14.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.78 AU - 9.98 AU

Year: 10654 Days

Day: 9.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,111,141 km

• M1: 180,265 km (0.075 R)
• M2: 736,171 km (0.068 R)
• M3: 1,630,916 km (0.076 R)
• M4: 2,082,702 km (0.08 R)
• M5: 2,944,984 km (0.097 R)
• M6: 3,868,302 km (0.082 R)
• M7: 4,534,760 km (0.107 R)
• M8: 5,010,033 km (0.083 R)
• M9: 7,088,097 km (0.037 R)
• M10: 8,697,022 km (0.091 R)
• M11: 12,201,053 km (0.117 R)
• M12: 13,063,784 km (0.109 R)
• M13: 13,835,260 km (0.081 R)
• M14: 15,611,286 km (0.112 R)
• M15: 16,628,402 km (0.084 R)
• M16: 17,305,332 km (0.118 R)
• M17: 18,875,511 km (0.062 R)
• M18: 20,882,965 km (0.1 R)
• M19: 22,298,011 km (0.091 R)
• M20: 22,753,088 km (0.037 R)
• M21: 26,215,232 km (0.12 R)
• M22: 32,392,577 km (0.116 R)
• M23: 35,138,595 km (0.075 R)
• M24: 35,879,703 km (0.108 R)
• M25: 41,774,757 km (0.111 R)
• M26: 43,026,741 km (0.028 R)
• M27: 45,023,723 km (0.109 R)
• M28: 45,751,666 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit