🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.48 AU - 0.54 AU

Year: 138 Days

Day: 34.1 Hours

Environment

Temp: 230 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.62 AU - 0.66 AU

Year: 194 Days

Day: 18.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.45 AU - 1.81 AU

Year: 788 Days

Day: 15.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 11,667,547 km

• M1: 1,000,062 km (0.116 R)
• M2: 1,127,519 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.3

Radius: 14.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.33 AU - 4.49 AU

Year: 3508 Days

Day: 14.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 11,667,547 km

• M1: 176,376 km (0.057 R)
• M2: 281,394 km (0.099 R)
• M3: 388,206 km (0.1 R)
• M4: 496,067 km (0.098 R)
• M5: 623,524 km (0.11 R)
• M6: 726,447 km (0.031 R)
• M7: 823,087 km (0.064 R)
• M8: 924,664 km (0.056 R)
• M9: 1,053,019 km (0.078 R)
• M10: 1,164,919 km (0.1 R)
• M11: 1,297,163 km (0.088 R)
• M12: 1,401,882 km (0.082 R)
• M13: 1,655,151 km (0.039 R)
• M14: 1,814,622 km (0.077 R)
• M15: 1,979,329 km (0.107 R)
• M16: 2,324,302 km (0.12 R)
• M17: 2,514,291 km (0.083 R)
• M18: 2,657,606 km (0.057 R)
• M19: 2,877,964 km (0.116 R)
• M20: 3,181,348 km (0.119 R)
• M21: 3,348,150 km (0.094 R)
• M22: 3,506,724 km (0.099 R)
• M23: 3,679,210 km (0.118 R)
• M24: 3,772,410 km (0.037 R)
• M25: 3,878,325 km (0.12 R)
• M26: 4,214,172 km (0.064 R)
• M27: 4,385,611 km (0.107 R)
• M28: 4,572,010 km (0.094 R)
• M29: 4,659,824 km (0.079 R)
• M30: 4,927,006 km (0.041 R)
• M31: 5,107,870 km (0.097 R)
• M32: 5,623,683 km (0.109 R)
• M33: 5,949,358 km (0.063 R)
• M34: 6,073,225 km (0.097 R)
• M35: 6,309,290 km (0.101 R)
• M36: 6,449,613 km (0.043 R)
• M37: 6,905,887 km (0.084 R)
• M38: 7,050,697 km (0.059 R)
• M39: 7,255,048 km (0.115 R)
• M40: 7,744,532 km (0.091 R)
• M41: 8,016,052 km (0.065 R)
• M42: 8,537,700 km (0.034 R)
• M43: 8,646,458 km (0.085 R)
• M44: 8,739,956 km (0.108 R)
• M45: 8,975,573 km (0.115 R)
• M46: 9,165,413 km (0.115 R)
• M47: 9,678,533 km (0.066 R)
• M48: 9,905,922 km (0.108 R)
• M49: 10,135,106 km (0.094 R)
• M50: 10,333,024 km (0.07 R)
• M51: 10,833,279 km (0.088 R)
• M52: 10,934,258 km (0.066 R)
• M53: 11,052,590 km (0.07 R)
• M54: 11,358,667 km (0.089 R)
• M55: 11,547,160 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit