🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.64 AU - 0.94 AU

Year: 269 Days

Day: 46.5 Hours

Environment

Temp: 67 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,716,889 km

• M1: 169,494 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.36 AU - 1.4 AU

Year: 621 Days

Day: 38.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.07 AU - 3.77 AU

Year: 2422 Days

Day: 33.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,716,889 km

• M1: 37,100 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.5

Radius: 9

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.79 AU - 7.29 AU

Year: 7152 Days

Day: 6 Hours

Environment

Temp: -171 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 52,716,889 km

• M1: 222,153 km (0.079 R)
• M2: 364,720 km (0.054 R)
• M3: 444,156 km (0.036 R)
• M4: 508,334 km (0.068 R)
• M5: 599,588 km (0.034 R)
• M6: 659,876 km (0.073 R)
• M7: 722,259 km (0.069 R)
• M8: 880,982 km (0.048 R)
• M9: 1,217,727 km (0.096 R)
• M10: 1,508,096 km (0.06 R)
• M11: 1,609,823 km (0.094 R)
• M12: 1,766,751 km (0.114 R)
• M13: 2,326,247 km (0.112 R)
• M14: 2,524,464 km (0.103 R)
• M15: 2,646,087 km (0.111 R)
• M16: 2,728,366 km (0.115 R)
• M17: 2,937,653 km (0.116 R)
• M18: 3,022,775 km (0.102 R)
• M19: 3,394,076 km (0.114 R)
• M20: 3,483,686 km (0.06 R)
• M21: 4,252,020 km (0.092 R)
• M22: 4,692,736 km (0.04 R)
• M23: 4,943,910 km (0.107 R)
• M24: 5,071,218 km (0.086 R)
• M25: 5,328,975 km (0.033 R)
• M26: 5,485,754 km (0.045 R)
• M27: 5,777,171 km (0.114 R)
• M28: 6,210,107 km (0.119 R)
• M29: 6,625,390 km (0.105 R)
• M30: 7,308,754 km (0.092 R)
• M31: 7,717,754 km (0.088 R)
• M32: 7,776,696 km (0.082 R)
• M33: 7,895,327 km (0.081 R)
• M34: 8,436,123 km (0.066 R)
• M35: 8,649,599 km (0.052 R)
• M36: 8,834,053 km (0.027 R)
• M37: 9,521,755 km (0.076 R)
• M38: 9,585,035 km (0.114 R)
• M39: 11,080,864 km (0.12 R)
• M40: 11,685,838 km (0.118 R)
• M41: 12,095,137 km (0.075 R)
• M42: 12,301,583 km (0.101 R)
• M43: 12,405,254 km (0.107 R)
• M44: 12,717,913 km (0.109 R)
• M45: 12,997,961 km (0.029 R)
• M46: 13,600,092 km (0.055 R)
• M47: 13,778,861 km (0.118 R)
• M48: 13,994,432 km (0.104 R)
• M49: 14,283,605 km (0.097 R)
• M50: 14,356,309 km (0.108 R)
• M51: 14,721,178 km (0.043 R)
• M52: 15,089,189 km (0.084 R)
• M53: 16,400,863 km (0.053 R)
• M54: 17,089,612 km (0.054 R)
• M55: 17,243,997 km (0.119 R)
• M56: 17,398,831 km (0.111 R)
• M57: 17,670,800 km (0.119 R)
• M58: 17,748,740 km (0.094 R)
• M59: 18,297,914 km (0.076 R)
• M60: 19,372,475 km (0.119 R)
• M61: 19,816,183 km (0.09 R)
• M62: 21,541,046 km (0.067 R)
• M63: 21,707,698 km (0.098 R)
• M64: 22,168,609 km (0.111 R)
• M65: 22,294,720 km (0.113 R)
• M66: 23,356,117 km (0.077 R)
• M67: 23,441,687 km (0.067 R)
• M68: 23,828,248 km (0.044 R)
• M69: 24,130,286 km (0.042 R)
• M70: 24,477,204 km (0.075 R)
• M71: 24,825,617 km (0.093 R)
• M72: 25,527,530 km (0.111 R)
• M73: 25,615,793 km (0.069 R)
• M74: 25,925,311 km (0.103 R)
• M75: 26,771,586 km (0.054 R)
• M76: 26,906,075 km (0.105 R)
• M77: 27,672,165 km (0.104 R)
• M78: 28,171,673 km (0.11 R)
• M79: 29,133,737 km (0.109 R)
• M80: 30,386,319 km (0.077 R)
• M81: 30,620,291 km (0.067 R)
• M82: 31,278,372 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.7

Radius: 5.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 13.82 AU - 19.56 AU

Year: 26107 Days

Day: 21.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 52,716,889 km

• M1: 102,923 km (0.047 R)
• M2: 141,370 km (0.095 R)
• M3: 178,620 km (0.094 R)
• M4: 643,121 km (0.069 R)
• M5: 807,529 km (0.038 R)
• M6: 1,469,949 km (0.111 R)
• M7: 1,613,563 km (0.106 R)
• M8: 1,992,793 km (0.102 R)
• M9: 3,009,012 km (0.116 R)
• M10: 5,102,185 km (0.099 R)
• M11: 5,138,388 km (0.084 R)
• M12: 5,841,198 km (0.071 R)
• M13: 6,456,345 km (0.094 R)
• M14: 7,581,470 km (0.065 R)
• M15: 7,788,664 km (0.109 R)
• M16: 8,039,838 km (0.105 R)
• M17: 8,251,220 km (0.071 R)
• M18: 9,379,338 km (0.07 R)
• M19: 9,468,199 km (0.097 R)
• M20: 9,601,790 km (0.099 R)
• M21: 10,233,990 km (0.025 R)
• M22: 11,872,536 km (0.083 R)
• M23: 12,016,599 km (0.083 R)
• M24: 14,761,271 km (0.097 R)
• M25: 16,282,831 km (0.099 R)
• M26: 17,197,771 km (0.12 R)
• M27: 17,415,436 km (0.101 R)
• M28: 19,755,745 km (0.114 R)
• M29: 19,812,742 km (0.045 R)
• M30: 20,673,079 km (0.091 R)
• M31: 21,956,629 km (0.086 R)
• M32: 22,727,357 km (0.053 R)
• M33: 23,085,943 km (0.087 R)
• M34: 23,869,387 km (0.095 R)
• M35: 24,845,663 km (0.029 R)
• M36: 25,462,455 km (0.107 R)
• M37: 25,648,405 km (0.112 R)
• M38: 25,959,419 km (0.12 R)
• M39: 27,089,482 km (0.065 R)
• M40: 29,657,479 km (0.119 R)
• M41: 32,034,140 km (0.109 R)
• M42: 32,101,010 km (0.067 R)
• M43: 32,167,881 km (0.038 R)
• M44: 32,234,900 km (0.102 R)
• M45: 32,839,874 km (0.066 R)
• M46: 33,042,280 km (0.082 R)
• M47: 33,380,670 km (0.104 R)
• M48: 33,992,675 km (0.062 R)
• M49: 35,642,740 km (0.084 R)
• M50: 39,234,585 km (0.106 R)
• M51: 39,808,442 km (0.101 R)
• M52: 43,902,038 km (0.103 R)
• M53: 45,621,666 km (0.116 R)
• M54: 47,134,848 km (0.036 R)
• M55: 48,972,359 km (0.078 R)
• M56: 49,126,445 km (0.111 R)
• M57: 49,203,637 km (0.051 R)
• M58: 49,358,022 km (0.037 R)
• M59: 49,435,364 km (0.115 R)
• M60: 50,911,147 km (0.11 R)
• M61: 51,223,657 km (0.079 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit