🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.54 AU - 0.54 AU

Year: 149 Days

Day: 42.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.49 AU - 0.61 AU

Year: 154 Days

Day: 32.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.53 AU - 2.51 AU

Year: 1082 Days

Day: 17.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.2

Radius: 11.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.97 AU - 6.29 AU

Year: 5718 Days

Day: 7.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 20,470,165 km

• M1: 288,873 km (0.113 R)
• M2: 450,439 km (0.05 R)
• M3: 587,022 km (0.044 R)
• M4: 748,887 km (0.086 R)
• M5: 1,130,212 km (0.072 R)
• M6: 1,289,833 km (0.072 R)
• M7: 1,445,115 km (0.079 R)
• M8: 1,556,416 km (0.116 R)
• M9: 1,774,680 km (0.112 R)
• M10: 2,128,329 km (0.059 R)
• M11: 2,284,659 km (0.094 R)
• M12: 2,357,064 km (0.101 R)
• M13: 2,489,458 km (0.119 R)
• M14: 2,654,614 km (0.046 R)
• M15: 2,838,919 km (0.049 R)
• M16: 2,995,847 km (0.06 R)
• M17: 3,434,169 km (0.089 R)
• M18: 3,652,582 km (0.11 R)
• M19: 3,754,907 km (0.113 R)
• M20: 3,945,045 km (0.056 R)
• M21: 4,067,716 km (0.065 R)
• M22: 4,191,732 km (0.111 R)
• M23: 4,571,262 km (0.086 R)
• M24: 5,171,150 km (0.104 R)
• M25: 6,016,078 km (0.06 R)
• M26: 6,279,969 km (0.118 R)
• M27: 6,423,733 km (0.082 R)
• M28: 7,460,296 km (0.099 R)
• M29: 7,744,083 km (0.088 R)
• M30: 8,684,904 km (0.086 R)
• M31: 8,937,426 km (0.041 R)
• M32: 9,262,203 km (0.066 R)
• M33: 9,827,982 km (0.091 R)
• M34: 10,283,956 km (0.073 R)
• M35: 10,356,661 km (0.054 R)
• M36: 10,722,278 km (0.12 R)
• M37: 10,820,564 km (0.072 R)
• M38: 10,943,832 km (0.086 R)
• M39: 11,567,057 km (0.107 R)
• M40: 11,768,864 km (0.098 R)
• M41: 12,099,476 km (0.051 R)
• M42: 12,176,070 km (0.12 R)
• M43: 12,899,974 km (0.105 R)
• M44: 13,346,374 km (0.075 R)
• M45: 13,637,791 km (0.114 R)
• M46: 13,744,304 km (0.113 R)
• M47: 14,552,133 km (0.054 R)
• M48: 14,742,870 km (0.086 R)
• M49: 15,264,668 km (0.061 R)
• M50: 15,458,546 km (0.083 R)
• M51: 15,960,597 km (0.116 R)
• M52: 16,241,841 km (0.07 R)
• M53: 16,383,061 km (0.097 R)
• M54: 16,468,033 km (0.074 R)
• M55: 16,866,412 km (0.055 R)
• M56: 17,066,723 km (0.102 R)
• M57: 17,239,210 km (0.115 R)
• M58: 18,197,683 km (0.115 R)
• M59: 18,786,949 km (0.093 R)
• M60: 18,935,201 km (0.087 R)
• M61: 19,054,131 km (0.063 R)
• M62: 19,622,454 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 11,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit