🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.81 AU - 0.91 AU

Year: 288 Days

Day: 13.6 Hours

Environment

Temp: 122 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,871,295 km

• M1: 288,873 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.11 AU - 1.41 AU

Year: 512 Days

Day: 22.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.17 AU - 1.77 AU

Year: 645 Days

Day: 28 Hours

Environment

Temp: -27 °C

Axial Tilt: 140.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 9.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.76 AU - 7.26 AU

Year: 6712 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 48,871,295 km

• M1: 119,529 km (0.099 R)
• M2: 178,021 km (0.068 R)
• M3: 331,658 km (0.11 R)
• M4: 395,387 km (0.082 R)
• M5: 628,610 km (0.085 R)
• M6: 851,661 km (0.101 R)
• M7: 986,598 km (0.05 R)
• M8: 1,173,147 km (0.096 R)
• M9: 1,278,463 km (0.085 R)
• M10: 1,817,764 km (0.051 R)
• M11: 1,958,535 km (0.093 R)
• M12: 2,121,298 km (0.103 R)
• M13: 2,460,137 km (0.036 R)
• M14: 2,557,376 km (0.095 R)
• M15: 2,675,708 km (0.095 R)
• M16: 2,775,788 km (0.082 R)
• M17: 3,252,258 km (0.088 R)
• M18: 3,732,018 km (0.118 R)
• M19: 3,844,067 km (0.095 R)
• M20: 4,025,978 km (0.068 R)
• M21: 4,141,019 km (0.054 R)
• M22: 4,303,931 km (0.052 R)
• M23: 4,684,508 km (0.106 R)
• M24: 4,854,451 km (0.053 R)
• M25: 5,275,569 km (0.112 R)
• M26: 5,605,582 km (0.084 R)
• M27: 5,864,087 km (0.101 R)
• M28: 6,259,025 km (0.073 R)
• M29: 6,635,563 km (0.103 R)
• M30: 6,744,620 km (0.092 R)
• M31: 6,826,600 km (0.072 R)
• M32: 7,242,183 km (0.084 R)
• M33: 7,354,381 km (0.11 R)
• M34: 7,467,178 km (0.114 R)
• M35: 7,580,573 km (0.082 R)
• M36: 7,694,566 km (0.108 R)
• M37: 8,214,419 km (0.118 R)
• M38: 9,075,654 km (0.061 R)
• M39: 9,996,728 km (0.093 R)
• M40: 10,627,283 km (0.057 R)
• M41: 10,786,904 km (0.114 R)
• M42: 11,303,166 km (0.112 R)
• M43: 11,531,453 km (0.118 R)
• M44: 11,893,480 km (0.099 R)
• M45: 12,125,805 km (0.114 R)
• M46: 12,192,526 km (0.082 R)
• M47: 12,359,626 km (0.054 R)
• M48: 12,797,948 km (0.043 R)
• M49: 12,933,783 km (0.089 R)
• M50: 13,413,095 km (0.104 R)
• M51: 13,898,241 km (0.095 R)
• M52: 14,353,916 km (0.075 R)
• M53: 14,601,201 km (0.103 R)
• M54: 14,921,340 km (0.049 R)
• M55: 15,172,066 km (0.086 R)
• M56: 15,786,465 km (0.1 R)
• M57: 16,041,828 km (0.11 R)
• M58: 16,482,843 km (0.09 R)
• M59: 16,593,695 km (0.104 R)
• M60: 16,965,147 km (0.109 R)
• M61: 17,376,690 km (0.057 R)
• M62: 18,286,395 km (0.111 R)
• M63: 18,940,138 km (0.062 R)
• M64: 19,679,749 km (0.093 R)
• M65: 19,758,139 km (0.102 R)
• M66: 20,428,786 km (0.101 R)
• M67: 20,986,786 km (0.051 R)
• M68: 21,307,823 km (0.114 R)
• M69: 21,670,897 km (0.116 R)
• M70: 21,873,602 km (0.041 R)
• M71: 22,690,407 km (0.118 R)
• M72: 23,143,987 km (0.09 R)
• M73: 24,480,196 km (0.119 R)
• M74: 24,902,959 km (0.059 R)
• M75: 24,987,781 km (0.08 R)
• M76: 25,072,753 km (0.087 R)
• M77: 25,285,481 km (0.113 R)
• M78: 25,413,387 km (0.085 R)
• M79: 25,498,807 km (0.093 R)
• M80: 25,584,377 km (0.104 R)
• M81: 25,798,602 km (0.063 R)
• M82: 26,965,465 km (0.104 R)
• M83: 27,314,477 km (0.078 R)
• M84: 27,577,320 km (0.084 R)
• M85: 27,884,894 km (0.118 R)
• M86: 28,503,630 km (0.077 R)
• M87: 28,592,342 km (0.087 R)
• M88: 29,037,545 km (0.069 R)
• M89: 30,160,427 km (0.117 R)
• M90: 30,250,933 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.4

Radius: 12.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.57 AU - 12.81 AU

Year: 12640 Days

Day: 14.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 48,871,295 km

• M1: 170,242 km (0.106 R)
• M2: 476,918 km (0.078 R)
• M3: 670,198 km (0.118 R)
• M4: 928,255 km (0.072 R)
• M5: 1,021,753 km (0.099 R)
• M6: 1,322,744 km (0.118 R)
• M7: 1,629,570 km (0.093 R)
• M8: 2,259,377 km (0.087 R)
• M9: 2,414,958 km (0.074 R)
• M10: 2,494,096 km (0.105 R)
• M11: 2,764,569 km (0.07 R)
• M12: 3,217,252 km (0.079 R)
• M13: 3,940,258 km (0.097 R)
• M14: 4,192,331 km (0.096 R)
• M15: 4,288,223 km (0.034 R)
• M16: 4,449,789 km (0.055 R)
• M17: 4,980,412 km (0.095 R)
• M18: 5,150,355 km (0.091 R)
• M19: 6,065,296 km (0.114 R)
• M20: 6,393,813 km (0.098 R)
• M21: 6,840,961 km (0.055 R)
• M22: 7,923,451 km (0.113 R)
• M23: 8,122,416 km (0.104 R)
• M24: 8,202,451 km (0.112 R)
• M25: 8,811,165 km (0.055 R)
• M26: 8,893,444 km (0.113 R)
• M27: 9,100,338 km (0.036 R)
• M28: 9,225,102 km (0.11 R)
• M29: 9,350,615 km (0.049 R)
• M30: 9,858,051 km (0.114 R)
• M31: 10,636,259 km (0.082 R)
• M32: 10,855,869 km (0.111 R)
• M33: 11,389,185 km (0.062 R)
• M34: 11,659,209 km (0.115 R)
• M35: 12,113,688 km (0.113 R)
• M36: 12,205,241 km (0.077 R)
• M37: 13,750,139 km (0.068 R)
• M38: 14,037,666 km (0.08 R)
• M39: 14,716,242 km (0.078 R)
• M40: 14,814,079 km (0.085 R)
• M41: 15,010,351 km (0.073 R)
• M42: 15,108,787 km (0.095 R)
• M43: 15,405,439 km (0.098 R)
• M44: 15,854,083 km (0.1 R)
• M45: 16,004,728 km (0.078 R)
• M46: 16,155,672 km (0.104 R)
• M47: 16,866,562 km (0.083 R)
• M48: 17,795,714 km (0.103 R)
• M49: 18,213,990 km (0.079 R)
• M50: 18,794,429 km (0.097 R)
• M51: 19,273,890 km (0.05 R)
• M52: 20,736,359 km (0.098 R)
• M53: 22,122,084 km (0.089 R)
• M54: 23,709,467 km (0.093 R)
• M55: 24,401,058 km (0.103 R)
• M56: 25,391,995 km (0.069 R)
• M57: 25,922,020 km (0.063 R)
• M58: 27,533,787 km (0.052 R)
• M59: 28,199,797 km (0.1 R)
• M60: 28,748,672 km (0.09 R)
• M61: 29,485,890 km (0.1 R)
• M62: 30,042,992 km (0.069 R)
• M63: 31,293,331 km (0.119 R)
• M64: 32,433,118 km (0.068 R)
• M65: 32,624,453 km (0.075 R)
• M66: 32,879,966 km (0.11 R)
• M67: 33,522,040 km (0.043 R)
• M68: 33,715,471 km (0.04 R)
• M69: 33,909,200 km (0.111 R)
• M70: 36,926,738 km (0.059 R)
• M71: 37,326,614 km (0.079 R)
• M72: 38,265,340 km (0.104 R)
• M73: 38,535,065 km (0.116 R)
• M74: 39,756,083 km (0.085 R)
• M75: 42,864,128 km (0.094 R)
• M76: 43,144,176 km (0.075 R)
• M77: 43,706,065 km (0.057 R)
• M78: 44,058,518 km (0.091 R)
• M79: 45,477,753 km (0.065 R)
• M80: 47,634,356 km (0.029 R)
• M81: 47,997,130 km (0.096 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 10,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit