🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.85 AU - 1.05 AU

Year: 324 Days

Day: 30.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,779,642 km

• M1: 184,305 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.91 AU - 1.13 AU

Year: 360 Days

Day: 41.6 Hours

Environment

Temp: 159 °C

Axial Tilt: 55.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.15 AU - 1.57 AU

Year: 555 Days

Day: 20.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.55 AU - 2.01 AU

Year: 831 Days

Day: 45.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.09 AU - 3.73 AU

Year: 2203 Days

Day: 20.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.3

Radius: 4.6

Gravity: 30.4 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.5 AU - 15.1 AU

Year: 16969 Days

Day: 16.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 77.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 66,779,642 km

• M1: 123,867 km (0.097 R)
• M2: 274,961 km (0.047 R)
• M3: 475,572 km (0.056 R)
• M4: 758,910 km (0.104 R)
• M5: 1,292,974 km (0.053 R)
• M6: 1,455,138 km (0.075 R)
• M7: 2,041,861 km (0.118 R)
• M8: 2,359,906 km (0.096 R)
• M9: 3,006,020 km (0.113 R)
• M10: 3,589,900 km (0.12 R)
• M11: 5,025,740 km (0.106 R)
• M12: 5,152,599 km (0.118 R)
• M13: 5,714,489 km (0.07 R)
• M14: 6,616,265 km (0.097 R)
• M15: 6,708,866 km (0.078 R)
• M16: 7,036,336 km (0.096 R)
• M17: 7,658,214 km (0.091 R)
• M18: 8,148,596 km (0.087 R)
• M19: 8,347,561 km (0.097 R)
• M20: 8,598,437 km (0.107 R)
• M21: 9,626,922 km (0.094 R)
• M22: 10,423,381 km (0.072 R)
• M23: 10,802,313 km (0.116 R)
• M24: 11,573,490 km (0.103 R)
• M25: 12,994,370 km (0.057 R)
• M26: 13,577,952 km (0.095 R)
• M27: 13,872,959 km (0.083 R)
• M28: 14,710,108 km (0.062 R)
• M29: 15,013,044 km (0.109 R)
• M30: 15,195,853 km (0.042 R)
• M31: 15,934,268 km (0.096 R)
• M32: 17,000,152 km (0.091 R)
• M33: 17,637,888 km (0.113 R)
• M34: 18,088,926 km (0.118 R)
• M35: 18,348,328 km (0.056 R)
• M36: 18,739,826 km (0.112 R)
• M37: 20,467,831 km (0.087 R)
• M38: 20,738,154 km (0.099 R)
• M39: 21,350,758 km (0.09 R)
• M40: 21,487,640 km (0.118 R)
• M41: 21,969,195 km (0.078 R)
• M42: 22,663,329 km (0.066 R)
• M43: 23,647,085 km (0.094 R)
• M44: 24,716,560 km (0.081 R)
• M45: 25,221,154 km (0.103 R)
• M46: 25,293,410 km (0.087 R)
• M47: 25,510,925 km (0.069 R)
• M48: 26,093,758 km (0.032 R)
• M49: 26,240,215 km (0.098 R)
• M50: 27,272,739 km (0.059 R)
• M51: 27,719,289 km (0.106 R)
• M52: 28,168,232 km (0.093 R)
• M53: 29,073,299 km (0.096 R)
• M54: 29,605,718 km (0.065 R)
• M55: 29,682,013 km (0.063 R)
• M56: 31,144,482 km (0.075 R)
• M57: 31,222,123 km (0.12 R)
• M58: 31,377,555 km (0.069 R)
• M59: 32,630,288 km (0.064 R)
• M60: 33,025,226 km (0.089 R)
• M61: 33,104,363 km (0.098 R)
• M62: 33,421,511 km (0.076 R)
• M63: 34,379,386 km (0.112 R)
• M64: 35,103,589 km (0.113 R)
• M65: 35,184,372 km (0.1 R)
• M66: 35,346,087 km (0.1 R)
• M67: 35,995,641 km (0.112 R)
• M68: 36,485,275 km (0.089 R)
• M69: 36,813,044 km (0.048 R)
• M70: 37,801,886 km (0.102 R)
• M71: 38,716,079 km (0.036 R)
• M72: 40,143,093 km (0.113 R)
• M73: 40,227,615 km (0.086 R)
• M74: 40,312,138 km (0.115 R)
• M75: 41,587,310 km (0.067 R)
• M76: 42,272,768 km (0.078 R)
• M77: 43,134,900 km (0.062 R)
• M78: 43,221,518 km (0.094 R)
• M79: 45,579,479 km (0.111 R)
• M80: 46,552,165 km (0.094 R)
• M81: 48,427,823 km (0.098 R)
• M82: 49,239,242 km (0.09 R)
• M83: 49,601,418 km (0.082 R)
• M84: 49,964,342 km (0.086 R)
• M85: 50,875,543 km (0.097 R)
• M86: 51,241,609 km (0.09 R)
• M87: 52,252,741 km (0.076 R)
• M88: 55,231,384 km (0.115 R)
• M89: 56,362,494 km (0.103 R)
• M90: 57,596,527 km (0.072 R)
• M91: 57,978,001 km (0.1 R)
• M92: 58,935,278 km (0.089 R)
• M93: 60,284,352 km (0.047 R)
• M94: 61,156,956 km (0.095 R)
• M95: 63,012,867 km (0.057 R)
• M96: 63,111,003 km (0.08 R)
• M97: 64,194,391 km (0.084 R)
• M98: 65,085,546 km (0.112 R)
• M99: 66,279,785 km (0.089 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 15,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit