🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.6

Radius: 10.2

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.48 AU - 2.28 AU

Year: 1719 Days

Day: 10.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,879,532 km

• M1: 127,158 km (0.107 R)
• M2: 508,034 km (0.058 R)
• M3: 953,836 km (0.115 R)
• M4: 1,319,004 km (0.048 R)
• M5: 1,820,157 km (0.066 R)
• M6: 2,181,885 km (0.093 R)
• M7: 2,632,923 km (0.115 R)
• M8: 3,352,189 km (0.05 R)
• M9: 4,121,870 km (0.095 R)
• M10: 5,378,791 km (0.05 R)
• M11: 6,181,833 km (0.091 R)
• M12: 8,114,338 km (0.066 R)
• M13: 8,913,640 km (0.072 R)
• M14: 9,630,064 km (0.044 R)
• M15: 10,036,820 km (0.064 R)
• M16: 10,921,093 km (0.1 R)
• M17: 11,703,341 km (0.11 R)
• M18: 12,166,944 km (0.069 R)
• M19: 13,213,382 km (0.093 R)
• M20: 15,255,542 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.7

Radius: 14

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.08 AU - 2.32 AU

Year: 2176 Days

Day: 13.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,879,532 km

• M1: 174,132 km (0.077 R)
• M2: 1,106,575 km (0.094 R)
• M3: 1,840,652 km (0.088 R)
• M4: 2,332,380 km (0.108 R)
• M5: 2,775,489 km (0.043 R)
• M6: 3,429,232 km (0.119 R)
• M7: 5,576,859 km (0.087 R)
• M8: 6,452,755 km (0.065 R)
• M9: 8,654,536 km (0.112 R)
• M10: 9,136,840 km (0.108 R)
• M11: 11,933,422 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.5

Radius: 11

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.88 AU - 2.98 AU

Year: 2526 Days

Day: 14.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,879,532 km

• M1: 136,732 km (0.09 R)
• M2: 1,148,912 km (0.113 R)
• M3: 1,503,309 km (0.117 R)
• M4: 2,011,194 km (0.104 R)
• M5: 2,875,271 km (0.12 R)
• M6: 3,359,370 km (0.114 R)
• M7: 3,771,063 km (0.118 R)
• M8: 5,080,493 km (0.109 R)
• M9: 7,130,882 km (0.107 R)
• M10: 9,512,929 km (0.12 R)
• M11: 9,921,480 km (0.108 R)
• M12: 12,182,802 km (0.107 R)
• M13: 13,539,954 km (0.047 R)
• M14: 14,233,041 km (0.068 R)
• M15: 14,904,137 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458

Radius: 10

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.59 AU - 2.67 AU

Year: 2844 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,879,532 km

• M1: 124,316 km (0.1 R)
• M2: 660,624 km (0.091 R)
• M3: 1,028,934 km (0.102 R)
• M4: 1,411,157 km (0.088 R)
• M5: 2,456,696 km (0.101 R)
• M6: 3,235,503 km (0.114 R)
• M7: 4,540,744 km (0.12 R)
• M8: 4,910,401 km (0.079 R)
• M9: 5,563,246 km (0.093 R)
• M10: 5,961,625 km (0.107 R)
• M11: 7,658,813 km (0.08 R)
• M12: 8,121,220 km (0.108 R)
• M13: 9,480,765 km (0.089 R)
• M14: 10,270,043 km (0.058 R)
• M15: 11,219,541 km (0.042 R)
• M16: 11,535,342 km (0.045 R)
• M17: 11,897,818 km (0.088 R)
• M18: 12,687,994 km (0.103 R)
• M19: 13,690,898 km (0.112 R)
• M20: 14,234,686 km (0.114 R)
• M21: 14,651,915 km (0.109 R)
• M22: 15,220,985 km (0.047 R)
• M23: 16,555,248 km (0.116 R)
• M24: 17,592,560 km (0.029 R)
• M25: 18,019,512 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.3

Radius: 8.8

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.06 AU - 4.64 AU

Year: 5038 Days

Day: 6 Hours

Environment

Temp: -223 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,879,532 km

• M1: 109,655 km (0.098 R)
• M2: 386,112 km (0.096 R)
• M3: 801,994 km (0.061 R)
• M4: 1,334,413 km (0.064 R)
• M5: 1,841,400 km (0.087 R)
• M6: 2,117,408 km (0.117 R)
• M7: 2,718,044 km (0.077 R)
• M8: 3,406,493 km (0.041 R)
• M9: 4,013,412 km (0.087 R)
• M10: 4,305,576 km (0.114 R)
• M11: 4,878,087 km (0.037 R)
• M12: 5,268,388 km (0.057 R)
• M13: 6,400,994 km (0.064 R)
• M14: 8,178,964 km (0.026 R)
• M15: 8,974,825 km (0.091 R)
• M16: 9,864,932 km (0.098 R)
• M17: 10,905,984 km (0.11 R)
• M18: 11,721,442 km (0.097 R)
• M19: 15,750,113 km (0.053 R)
• M20: 16,542,084 km (0.12 R)
• M21: 17,617,692 km (0.069 R)
• M22: 20,331,099 km (0.108 R)
• M23: 20,977,960 km (0.063 R)
• M24: 22,693,399 km (0.114 R)
• M25: 23,703,334 km (0.111 R)
• M26: 27,084,694 km (0.078 R)
• M27: 30,400,830 km (0.072 R)
• M28: 31,246,507 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 10.2

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.05 AU - 4.15 AU

Year: 5536 Days

Day: 9.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,879,532 km

• M1: 126,859 km (0.106 R)
• M2: 468,541 km (0.113 R)
• M3: 962,662 km (0.086 R)
• M4: 1,296,266 km (0.077 R)
• M5: 3,077,378 km (0.097 R)
• M6: 4,519,800 km (0.092 R)
• M7: 5,242,957 km (0.102 R)
• M8: 6,138,449 km (0.088 R)
• M9: 6,709,016 km (0.054 R)
• M10: 8,512,418 km (0.119 R)
• M11: 11,741,488 km (0.093 R)
• M12: 12,888,156 km (0.115 R)
• M13: 15,102,204 km (0.1 R)
• M14: 16,393,832 km (0.093 R)
• M15: 17,824,586 km (0.066 R)
• M16: 20,489,074 km (0.083 R)
• M17: 23,248,407 km (0.11 R)
• M18: 25,051,360 km (0.103 R)
• M19: 25,473,825 km (0.107 R)
• M20: 29,119,226 km (0.101 R)
• M21: 30,535,618 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 12.5

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.58 AU - 6.78 AU

Year: 9027 Days

Day: 8.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,879,532 km

• M1: 159,172 km (0.073 R)
• M2: 658,829 km (0.068 R)
• M3: 1,289,384 km (0.113 R)
• M4: 2,680,345 km (0.095 R)
• M5: 4,210,282 km (0.087 R)
• M6: 9,087,023 km (0.112 R)
• M7: 10,702,830 km (0.119 R)
• M8: 11,281,923 km (0.053 R)
• M9: 12,560,237 km (0.099 R)
• M10: 13,026,833 km (0.076 R)
• M11: 15,010,202 km (0.091 R)
• M12: 16,278,941 km (0.065 R)
• M13: 17,045,481 km (0.086 R)
• M14: 17,617,992 km (0.074 R)
• M15: 18,650,666 km (0.089 R)
• M16: 25,993,079 km (0.115 R)
• M17: 26,752,138 km (0.053 R)
• M18: 30,143,522 km (0.083 R)
• M19: 30,875,804 km (0.095 R)
• M20: 31,834,576 km (0.112 R)
• M21: 32,813,246 km (0.087 R)
• M22: 35,520,818 km (0.098 R)
• M23: 37,767,478 km (0.036 R)
• M24: 39,358,302 km (0.09 R)
• M25: 40,107,339 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.6

Radius: 7

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.04 AU - 6.82 AU

Year: 9630 Days

Day: 23.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,879,532 km

• M1: 87,216 km (0.094 R)
• M2: 446,550 km (0.086 R)
• M3: 1,092,364 km (0.047 R)
• M4: 1,379,741 km (0.09 R)
• M5: 1,631,365 km (0.025 R)
• M6: 2,335,223 km (0.089 R)
• M7: 2,597,318 km (0.074 R)
• M8: 3,092,487 km (0.037 R)
• M9: 4,135,184 km (0.073 R)
• M10: 4,407,901 km (0.119 R)
• M11: 4,869,411 km (0.05 R)
• M12: 7,315,186 km (0.089 R)
• M13: 7,634,129 km (0.067 R)
• M14: 10,230,250 km (0.101 R)
• M15: 11,726,379 km (0.057 R)
• M16: 12,498,304 km (0.112 R)
• M17: 19,326,699 km (0.103 R)
• M18: 29,373,093 km (0.115 R)
• M19: 37,517,351 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.2

Radius: 3.4

Gravity: 26.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.8 AU - 6.12 AU

Year: 9703 Days

Day: 24.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,879,532 km

• M1: 42,336 km (0.061 R)
• M2: 167,849 km (0.1 R)
• M3: 279,898 km (0.04 R)
• M4: 423,063 km (0.085 R)
• M5: 700,268 km (0.1 R)
• M6: 950,994 km (0.11 R)
• M7: 1,315,713 km (0.087 R)
• M8: 2,417,801 km (0.103 R)
• M9: 3,236,251 km (0.104 R)
• M10: 3,997,106 km (0.038 R)
• M11: 6,457,841 km (0.065 R)
• M12: 6,734,747 km (0.039 R)
• M13: 8,000,494 km (0.105 R)
• M14: 9,112,306 km (0.094 R)
• M15: 9,504,701 km (0.115 R)
• M16: 10,464,072 km (0.11 R)
• M17: 10,606,190 km (0.105 R)
• M18: 12,949,640 km (0.112 R)
• M19: 13,445,408 km (0.106 R)
• M20: 14,948,268 km (0.042 R)
• M21: 27,797,528 km (0.098 R)
• M22: 28,713,516 km (0.108 R)
• M23: 29,085,416 km (0.109 R)
• M24: 32,077,673 km (0.076 R)
• M25: 34,321,491 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.2

Radius: 7.3

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.46 AU - 12.16 AU

Year: 22076 Days

Day: 18.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,879,532 km

• M1: 90,806 km (0.097 R)
• M2: 399,127 km (0.065 R)
• M3: 655,687 km (0.057 R)
• M4: 963,261 km (0.098 R)
• M5: 1,201,271 km (0.045 R)
• M6: 1,669,662 km (0.113 R)
• M7: 3,450,774 km (0.092 R)
• M8: 4,118,729 km (0.059 R)
• M9: 5,298,308 km (0.117 R)
• M10: 5,922,580 km (0.099 R)
• M11: 6,365,389 km (0.092 R)
• M12: 7,931,530 km (0.028 R)
• M13: 9,558,855 km (0.101 R)
• M14: 9,982,666 km (0.085 R)
• M15: 14,380,245 km (0.113 R)
• M16: 14,696,644 km (0.086 R)
• M17: 17,486,645 km (0.084 R)
• M18: 20,411,732 km (0.07 R)
• M19: 22,251,786 km (0.105 R)
• M20: 22,781,961 km (0.047 R)
• M21: 30,202,314 km (0.102 R)
• M22: 31,378,752 km (0.118 R)
• M23: 32,585,408 km (0.06 R)
• M24: 33,962,157 km (0.086 R)
• M25: 35,091,173 km (0.072 R)
• M26: 36,978,649 km (0.091 R)
• M27: 44,534,837 km (0.114 R)
• M28: 47,265,597 km (0.108 R)
• M29: 49,925,297 km (0.096 R)
• M30: 51,016,464 km (0.113 R)
• M31: 53,058,176 km (0.077 R)
• M32: 57,700,796 km (0.055 R)
• M33: 62,187,984 km (0.114 R)
• M34: 67,122,021 km (0.08 R)
• M35: 68,673,950 km (0.113 R)
• M36: 69,346,392 km (0.061 R)
• M37: 76,553,419 km (0.066 R)
• M38: 79,965,597 km (0.107 R)
• M39: 82,211,959 km (0.099 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit