🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.2

Radius: 13

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.56 AU - 0.74 AU

Year: 362 Days

Day: 6.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,266,617 km

• M1: 162,164 km (0.095 R)
• M2: 605,273 km (0.104 R)
• M3: 1,035,965 km (0.106 R)
• M4: 1,704,668 km (0.066 R)
• M5: 2,222,426 km (0.096 R)
• M6: 2,672,865 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 11.7

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.6 AU - 0.8 AU

Year: 404 Days

Day: 13.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,266,617 km

• M1: 145,559 km (0.12 R)
• M2: 581,786 km (0.112 R)
• M3: 986,448 km (0.062 R)
• M4: 1,933,852 km (0.093 R)
• M5: 2,624,395 km (0.077 R)
• M6: 3,072,740 km (0.105 R)
• M7: 3,609,946 km (0.061 R)
• M8: 3,988,728 km (0.084 R)
• M9: 4,365,415 km (0.097 R)
• M10: 5,239,665 km (0.116 R)
• M11: 5,727,354 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 8.5

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.86 AU - 1 AU

Year: 619 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,266,617 km

• M1: 105,766 km (0.12 R)
• M2: 429,047 km (0.093 R)
• M3: 810,521 km (0.084 R)
• M4: 1,089,820 km (0.09 R)
• M5: 1,587,533 km (0.102 R)
• M6: 2,210,907 km (0.106 R)
• M7: 2,542,117 km (0.071 R)
• M8: 2,976,399 km (0.099 R)
• M9: 3,255,250 km (0.074 R)
• M10: 3,837,784 km (0.115 R)
• M11: 4,364,518 km (0.081 R)
• M12: 4,972,184 km (0.057 R)
• M13: 6,296,126 km (0.104 R)
• M14: 6,615,367 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786

Radius: 13.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.06 AU - 1.44 AU

Year: 965 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,266,617 km

• M1: 166,652 km (0.108 R)
• M2: 639,381 km (0.101 R)
• M3: 1,075,908 km (0.114 R)
• M4: 1,593,965 km (0.077 R)
• M5: 2,702,934 km (0.09 R)
• M6: 4,191,284 km (0.089 R)
• M7: 4,619,732 km (0.111 R)
• M8: 5,211,092 km (0.069 R)
• M9: 5,667,067 km (0.078 R)
• M10: 8,124,810 km (0.065 R)
• M11: 8,905,711 km (0.075 R)
• M12: 10,369,227 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.6

Radius: 10.2

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.7 AU - 6.32 AU

Year: 8928 Days

Day: 8.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,266,617 km

• M1: 126,859 km (0.113 R)
• M2: 457,021 km (0.104 R)
• M3: 800,797 km (0.072 R)
• M4: 1,272,330 km (0.054 R)
• M5: 1,981,873 km (0.096 R)
• M6: 2,554,084 km (0.09 R)
• M7: 3,172,372 km (0.061 R)
• M8: 5,577,457 km (0.076 R)
• M9: 7,747,375 km (0.106 R)
• M10: 10,113,115 km (0.082 R)
• M11: 11,753,606 km (0.081 R)
• M12: 15,554,439 km (0.091 R)
• M13: 16,650,093 km (0.115 R)
• M14: 17,280,798 km (0.063 R)
• M15: 18,389,169 km (0.108 R)
• M16: 23,066,944 km (0.062 R)
• M17: 24,977,758 km (0.081 R)
• M18: 26,139,834 km (0.114 R)
• M19: 29,934,534 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.1

Radius: 6.8

Gravity: 19.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.56 AU - 6.64 AU

Year: 11704 Days

Day: 25 Hours

Environment

Temp: -236 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,266,617 km

• M1: 87,216 km (0.047 R)
• M2: 350,059 km (0.087 R)
• M3: 719,416 km (0.065 R)
• M4: 1,024,297 km (0.09 R)
• M5: 1,372,112 km (0.049 R)
• M6: 1,682,826 km (0.03 R)
• M7: 2,003,863 km (0.048 R)
• M8: 2,791,945 km (0.069 R)
• M9: 3,120,163 km (0.11 R)
• M10: 4,113,193 km (0.118 R)
• M11: 6,828,096 km (0.057 R)
• M12: 8,920,521 km (0.104 R)
• M13: 10,004,507 km (0.057 R)
• M14: 11,881,362 km (0.09 R)
• M15: 13,780,657 km (0.116 R)
• M16: 14,802,410 km (0.118 R)
• M17: 16,316,341 km (0.092 R)
• M18: 18,010,088 km (0.118 R)
• M19: 18,249,743 km (0.091 R)
• M20: 25,557,151 km (0.113 R)
• M21: 28,802,976 km (0.106 R)
• M22: 30,355,054 km (0.089 R)
• M23: 33,504,089 km (0.112 R)
• M24: 34,971,195 km (0.095 R)
• M25: 40,442,737 km (0.116 R)
• M26: 50,466,692 km (0.064 R)
• M27: 53,208,372 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617

Radius: 4

Gravity: 38.56 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.53 AU - 10.39 AU

Year: 16985 Days

Day: 16.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,266,617 km

• M1: 50,564 km (0.093 R)
• M2: 948,750 km (0.055 R)
• M3: 1,167,462 km (0.07 R)
• M4: 2,187,270 km (0.109 R)
• M5: 2,416,155 km (0.046 R)
• M6: 2,753,798 km (0.118 R)
• M7: 3,251,809 km (0.068 R)
• M8: 3,412,327 km (0.09 R)
• M9: 4,264,138 km (0.117 R)
• M10: 5,285,143 km (0.079 R)
• M11: 5,507,446 km (0.109 R)
• M12: 7,377,718 km (0.03 R)
• M13: 10,020,514 km (0.09 R)
• M14: 11,428,978 km (0.102 R)
• M15: 13,850,668 km (0.103 R)
• M16: 19,414,512 km (0.057 R)
• M17: 19,589,841 km (0.057 R)
• M18: 21,030,020 km (0.108 R)
• M19: 22,442,822 km (0.096 R)
• M20: 24,018,387 km (0.084 R)
• M21: 25,666,058 km (0.054 R)
• M22: 27,059,113 km (0.117 R)
• M23: 32,392,726 km (0.103 R)
• M24: 36,489,613 km (0.079 R)
• M25: 36,623,055 km (0.049 R)
• M26: 38,110,955 km (0.108 R)
• M27: 39,920,940 km (0.066 R)
• M28: 41,062,820 km (0.113 R)
• M29: 45,538,639 km (0.118 R)
• M30: 46,784,789 km (0.107 R)
• M31: 52,165,974 km (0.106 R)
• M32: 57,764,076 km (0.11 R)
• M33: 61,647,487 km (0.074 R)
• M34: 62,406,397 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.8

Radius: 3.1

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 9.76 AU - 9.76 AU

Year: 21047 Days

Day: 16.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,266,617 km

• M1: 43,683 km (0.084 R)
• M2: 157,377 km (0.114 R)
• M3: 627,264 km (0.075 R)
• M4: 899,382 km (0.111 R)
• M5: 1,009,486 km (0.103 R)
• M6: 1,268,889 km (0.095 R)
• M7: 1,584,989 km (0.045 R)
• M8: 1,716,187 km (0.091 R)
• M9: 2,278,824 km (0.064 R)
• M10: 4,899,330 km (0.096 R)
• M11: 7,640,412 km (0.056 R)
• M12: 8,015,604 km (0.096 R)
• M13: 8,272,463 km (0.047 R)
• M14: 8,984,250 km (0.033 R)
• M15: 9,544,195 km (0.033 R)
• M16: 9,784,150 km (0.066 R)
• M17: 10,028,144 km (0.057 R)
• M18: 10,940,391 km (0.061 R)
• M19: 12,696,222 km (0.082 R)
• M20: 12,928,098 km (0.096 R)
• M21: 20,546,370 km (0.1 R)
• M22: 22,853,618 km (0.107 R)
• M23: 25,787,382 km (0.092 R)
• M24: 26,723,565 km (0.036 R)
• M25: 27,974,203 km (0.029 R)
• M26: 29,062,528 km (0.107 R)
• M27: 32,929,932 km (0.115 R)
• M28: 37,719,607 km (0.083 R)
• M29: 39,907,027 km (0.117 R)
• M30: 42,306,128 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 18,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit