🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.58 AU - 0.76 AU

Year: 194 Days

Day: 14.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.3 AU - 1.5 AU

Year: 585 Days

Day: 39.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.44 AU - 2.14 AU

Year: 846 Days

Day: 36 Hours

Environment

Temp: -50 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,930,551 km

• M1: 623,524 km (0.069 R)
• M2: 891,454 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.9 AU - 3.86 AU

Year: 2194 Days

Day: 26.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.1

Radius: 14.2

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.95 AU - 6.91 AU

Year: 5757 Days

Day: 13.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 27,930,551 km

• M1: 189,541 km (0.083 R)
• M2: 287,078 km (0.097 R)
• M3: 425,905 km (0.065 R)
• M4: 705,653 km (0.058 R)
• M5: 1,548,188 km (0.117 R)
• M6: 1,672,803 km (0.102 R)
• M7: 2,188,617 km (0.106 R)
• M8: 2,329,837 km (0.115 R)
• M9: 2,474,199 km (0.07 R)
• M10: 2,640,253 km (0.108 R)
• M11: 3,061,969 km (0.072 R)
• M12: 3,341,717 km (0.114 R)
• M13: 3,713,917 km (0.115 R)
• M14: 3,905,103 km (0.052 R)
• M15: 4,143,263 km (0.111 R)
• M16: 4,794,313 km (0.098 R)
• M17: 5,357,399 km (0.087 R)
• M18: 5,598,401 km (0.099 R)
• M19: 6,141,142 km (0.073 R)
• M20: 6,572,134 km (0.077 R)
• M21: 6,700,788 km (0.095 R)
• M22: 6,856,370 km (0.085 R)
• M23: 7,091,986 km (0.088 R)
• M24: 7,410,331 km (0.081 R)
• M25: 7,625,153 km (0.033 R)
• M26: 8,645,710 km (0.085 R)
• M27: 8,786,930 km (0.072 R)
• M28: 8,928,899 km (0.068 R)
• M29: 9,043,042 km (0.06 R)
• M30: 9,186,506 km (0.077 R)
• M31: 9,475,529 km (0.112 R)
• M32: 10,271,091 km (0.073 R)
• M33: 10,450,758 km (0.099 R)
• M34: 11,303,316 km (0.039 R)
• M35: 11,551,050 km (0.092 R)
• M36: 11,894,676 km (0.119 R)
• M37: 12,020,339 km (0.116 R)
• M38: 12,305,023 km (0.039 R)
• M39: 13,172,242 km (0.084 R)
• M40: 13,629,712 km (0.117 R)
• M41: 14,158,990 km (0.104 R)
• M42: 14,526,851 km (0.103 R)
• M43: 14,661,339 km (0.101 R)
• M44: 14,762,617 km (0.112 R)
• M45: 15,545,912 km (0.098 R)
• M46: 15,683,542 km (0.113 R)
• M47: 15,787,063 km (0.117 R)
• M48: 15,925,441 km (0.095 R)
• M49: 16,168,538 km (0.086 R)
• M50: 16,412,831 km (0.112 R)
• M51: 16,905,158 km (0.08 R)
• M52: 17,117,736 km (0.098 R)
• M53: 17,224,250 km (0.11 R)
• M54: 17,616,944 km (0.118 R)
• M55: 17,796,462 km (0.073 R)
• M56: 18,193,495 km (0.069 R)
• M57: 18,338,605 km (0.115 R)
• M58: 18,666,523 km (0.085 R)
• M59: 18,776,178 km (0.057 R)
• M60: 19,587,597 km (0.106 R)
• M61: 19,922,696 km (0.097 R)
• M62: 20,147,243 km (0.075 R)
• M63: 20,674,426 km (0.103 R)
• M64: 20,787,971 km (0.063 R)
• M65: 20,901,814 km (0.087 R)
• M66: 21,282,541 km (0.081 R)
• M67: 21,665,512 km (0.095 R)
• M68: 21,973,683 km (0.082 R)
• M69: 22,128,218 km (0.085 R)
• M70: 22,321,947 km (0.112 R)
• M71: 23,024,159 km (0.092 R)
• M72: 23,812,839 km (0.065 R)
• M73: 24,051,149 km (0.118 R)
• M74: 24,771,014 km (0.101 R)
• M75: 25,052,856 km (0.087 R)
• M76: 25,174,030 km (0.092 R)
• M77: 25,579,142 km (0.084 R)
• M78: 26,150,007 km (0.051 R)
• M79: 26,683,772 km (0.091 R)
• M80: 27,262,716 km (0.12 R)
• M81: 27,428,919 km (0.106 R)
• M82: 27,678,748 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 14.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.41 AU - 7.71 AU

Year: 6624 Days

Day: 5.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 27,930,551 km

• M1: 187,596 km (0.051 R)
• M2: 294,259 km (0.102 R)
• M3: 383,419 km (0.112 R)
• M4: 585,676 km (0.109 R)
• M5: 1,055,413 km (0.06 R)
• M6: 1,204,113 km (0.075 R)
• M7: 1,331,571 km (0.07 R)
• M8: 1,493,735 km (0.083 R)
• M9: 1,585,139 km (0.074 R)
• M10: 1,987,408 km (0.077 R)
• M11: 2,332,680 km (0.108 R)
• M12: 2,458,192 km (0.026 R)
• M13: 2,772,647 km (0.12 R)
• M14: 3,022,176 km (0.09 R)
• M15: 3,159,507 km (0.109 R)
• M16: 3,400,210 km (0.107 R)
• M17: 3,522,731 km (0.105 R)
• M18: 3,626,103 km (0.026 R)
• M19: 3,814,746 km (0.086 R)
• M20: 4,136,531 km (0.112 R)
• M21: 4,556,901 km (0.104 R)
• M22: 5,248,791 km (0.062 R)
• M23: 5,367,422 km (0.105 R)
• M24: 5,655,697 km (0.046 R)
• M25: 6,474,596 km (0.044 R)
• M26: 7,015,243 km (0.025 R)
• M27: 7,225,128 km (0.082 R)
• M28: 7,758,894 km (0.057 R)
• M29: 8,057,940 km (0.079 R)
• M30: 9,120,234 km (0.114 R)
• M31: 10,404,831 km (0.081 R)
• M32: 11,007,561 km (0.106 R)
• M33: 11,129,483 km (0.057 R)
• M34: 11,621,660 km (0.09 R)
• M35: 11,776,943 km (0.119 R)
• M36: 11,964,090 km (0.12 R)
• M37: 12,121,018 km (0.108 R)
• M38: 12,787,028 km (0.111 R)
• M39: 13,205,303 km (0.064 R)
• M40: 13,302,542 km (0.117 R)
• M41: 13,759,115 km (0.038 R)
• M42: 14,320,705 km (0.12 R)
• M43: 14,788,797 km (0.111 R)
• M44: 15,602,908 km (0.112 R)
• M45: 15,911,978 km (0.048 R)
• M46: 16,084,464 km (0.108 R)
• M47: 16,536,100 km (0.091 R)
• M48: 16,956,769 km (0.104 R)
• M49: 17,594,355 km (0.07 R)
• M50: 19,149,126 km (0.107 R)
• M51: 20,147,841 km (0.095 R)
• M52: 21,582,036 km (0.089 R)
• M53: 22,543,502 km (0.09 R)
• M54: 22,698,635 km (0.12 R)
• M55: 22,971,052 km (0.056 R)
• M56: 23,088,038 km (0.094 R)
• M57: 24,468,377 km (0.069 R)
• M58: 25,390,050 km (0.11 R)
• M59: 26,078,499 km (0.057 R)
• M60: 26,363,782 km (0.089 R)
• M61: 26,650,113 km (0.103 R)
• M62: 27,143,337 km (0.038 R)
• M63: 27,308,493 km (0.109 R)
• M64: 27,432,510 km (0.063 R)
• M65: 27,681,141 km (0.105 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit