🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 11.5

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.27 AU - 1.39 AU

Year: 990 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,508,463 km

• M1: 143,016 km (0.093 R)
• M2: 519,254 km (0.117 R)
• M3: 1,263,504 km (0.112 R)
• M4: 2,055,176 km (0.096 R)
• M5: 3,059,127 km (0.045 R)
• M6: 4,693,484 km (0.082 R)
• M7: 6,961,986 km (0.043 R)
• M8: 8,088,308 km (0.088 R)
• M9: 8,968,243 km (0.028 R)
• M10: 9,532,077 km (0.104 R)
• M11: 10,029,640 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 11.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.89 AU - 4.03 AU

Year: 4156 Days

Day: 9.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,508,463 km

• M1: 145,559 km (0.087 R)
• M2: 927,806 km (0.094 R)
• M3: 1,481,917 km (0.045 R)
• M4: 2,161,839 km (0.086 R)
• M5: 2,992,705 km (0.103 R)
• M6: 3,929,487 km (0.088 R)
• M7: 4,322,630 km (0.073 R)
• M8: 5,737,378 km (0.096 R)
• M9: 6,115,561 km (0.107 R)
• M10: 6,700,638 km (0.032 R)
• M11: 7,149,432 km (0.104 R)
• M12: 8,423,557 km (0.115 R)
• M13: 9,596,554 km (0.084 R)
• M14: 11,695,412 km (0.059 R)
• M15: 12,514,311 km (0.103 R)
• M16: 13,283,543 km (0.096 R)
• M17: 14,635,459 km (0.093 R)
• M18: 15,441,193 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 13.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.34 AU - 4.96 AU

Year: 5459 Days

Day: 9.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,508,463 km

• M1: 165,455 km (0.113 R)
• M2: 597,494 km (0.063 R)
• M3: 1,108,221 km (0.073 R)
• M4: 1,579,754 km (0.097 R)
• M5: 2,032,885 km (0.071 R)
• M6: 2,556,029 km (0.054 R)
• M7: 2,986,871 km (0.113 R)
• M8: 4,046,622 km (0.109 R)
• M9: 4,855,348 km (0.098 R)
• M10: 5,432,497 km (0.112 R)
• M11: 6,553,135 km (0.101 R)
• M12: 6,971,111 km (0.11 R)
• M13: 7,444,140 km (0.089 R)
• M14: 8,783,489 km (0.031 R)
• M15: 9,467,002 km (0.048 R)
• M16: 12,298,441 km (0.05 R)
• M17: 14,571,431 km (0.115 R)
• M18: 15,165,783 km (0.063 R)
• M19: 16,722,798 km (0.113 R)
• M20: 18,659,642 km (0.064 R)
• M21: 19,148,827 km (0.082 R)
• M22: 20,891,193 km (0.11 R)
• M23: 29,298,593 km (0.065 R)
• M24: 30,922,029 km (0.08 R)
• M25: 33,009,369 km (0.027 R)
• M26: 33,932,088 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950

Radius: 9.2

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.35 AU - 4.41 AU

Year: 5919 Days

Day: 11.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,508,463 km

• M1: 114,592 km (0.056 R)
• M2: 414,984 km (0.076 R)
• M3: 701,464 km (0.086 R)
• M4: 1,098,647 km (0.085 R)
• M5: 1,565,093 km (0.034 R)
• M6: 2,917,607 km (0.1 R)
• M7: 4,191,583 km (0.083 R)
• M8: 5,675,743 km (0.102 R)
• M9: 7,948,135 km (0.05 R)
• M10: 9,824,541 km (0.094 R)
• M11: 10,431,310 km (0.089 R)
• M12: 11,362,706 km (0.104 R)
• M13: 12,509,224 km (0.111 R)
• M14: 15,030,996 km (0.086 R)
• M15: 16,026,569 km (0.078 R)
• M16: 18,426,269 km (0.06 R)
• M17: 19,276,733 km (0.065 R)
• M18: 20,227,427 km (0.109 R)
• M19: 29,082,275 km (0.116 R)
• M20: 30,137,239 km (0.101 R)
• M21: 30,821,799 km (0.075 R)
• M22: 31,516,681 km (0.082 R)
• M23: 36,345,251 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102

Radius: 8.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5 AU - 5.02 AU

Year: 7241 Days

Day: 12 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,508,463 km

• M1: 111,151 km (0.059 R)
• M2: 617,989 km (0.079 R)
• M3: 1,211,144 km (0.072 R)
• M4: 1,846,337 km (0.103 R)
• M5: 2,185,774 km (0.08 R)
• M6: 2,992,107 km (0.101 R)
• M7: 3,650,637 km (0.047 R)
• M8: 7,129,386 km (0.065 R)
• M9: 7,875,131 km (0.055 R)
• M10: 8,672,039 km (0.107 R)
• M11: 10,080,204 km (0.088 R)
• M12: 11,019,230 km (0.087 R)
• M13: 11,760,936 km (0.115 R)
• M14: 13,527,687 km (0.066 R)
• M15: 14,185,917 km (0.097 R)
• M16: 15,013,642 km (0.109 R)
• M17: 16,711,877 km (0.081 R)
• M18: 17,359,935 km (0.109 R)
• M19: 18,995,489 km (0.114 R)
• M20: 19,287,504 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.6

Radius: 13.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.28 AU - 6.16 AU

Year: 7701 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,508,463 km

• M1: 180,116 km (0.065 R)
• M2: 1,261,559 km (0.12 R)
• M3: 1,970,802 km (0.091 R)
• M4: 3,587,357 km (0.086 R)
• M5: 6,780,673 km (0.09 R)
• M6: 9,279,556 km (0.083 R)
• M7: 12,689,191 km (0.082 R)
• M8: 13,723,510 km (0.071 R)
• M9: 18,886,731 km (0.032 R)
• M10: 20,932,033 km (0.042 R)
• M11: 23,348,039 km (0.028 R)
• M12: 26,272,079 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.8

Radius: 9.9

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.68 AU - 6.56 AU

Year: 8602 Days

Day: 11 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,508,463 km

• M1: 123,119 km (0.104 R)
• M2: 449,841 km (0.118 R)
• M3: 777,011 km (0.087 R)
• M4: 1,696,889 km (0.069 R)
• M5: 2,015,831 km (0.092 R)
• M6: 2,657,905 km (0.108 R)
• M7: 3,478,001 km (0.112 R)
• M8: 4,982,656 km (0.051 R)
• M9: 5,291,426 km (0.102 R)
• M10: 6,694,206 km (0.077 R)
• M11: 7,264,772 km (0.11 R)
• M12: 7,744,233 km (0.078 R)
• M13: 8,634,191 km (0.067 R)
• M14: 9,172,444 km (0.06 R)
• M15: 9,780,858 km (0.059 R)
• M16: 15,136,163 km (0.071 R)
• M17: 17,144,215 km (0.111 R)
• M18: 20,637,924 km (0.101 R)
• M19: 21,276,557 km (0.118 R)
• M20: 21,928,205 km (0.086 R)
• M21: 23,875,970 km (0.075 R)
• M22: 24,668,689 km (0.109 R)
• M23: 26,028,534 km (0.061 R)
• M24: 27,152,014 km (0.064 R)
• M25: 28,209,970 km (0.111 R)
• M26: 30,408,011 km (0.116 R)
• M27: 32,182,840 km (0.071 R)
• M28: 35,595,467 km (0.106 R)
• M29: 38,397,734 km (0.099 R)
• M30: 41,849,107 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.3

Radius: 7

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.88 AU - 9.52 AU

Year: 16569 Days

Day: 17.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,508,463 km

• M1: 91,105 km (0.081 R)
• M2: 375,491 km (0.084 R)
• M3: 978,370 km (0.102 R)
• M4: 1,546,244 km (0.114 R)
• M5: 1,827,936 km (0.093 R)
• M6: 2,256,833 km (0.057 R)
• M7: 2,600,011 km (0.064 R)
• M8: 3,240,739 km (0.049 R)
• M9: 3,519,589 km (0.033 R)
• M10: 4,332,504 km (0.056 R)
• M11: 4,703,357 km (0.041 R)
• M12: 5,651,060 km (0.098 R)
• M13: 6,018,622 km (0.111 R)
• M14: 6,720,236 km (0.098 R)
• M15: 7,007,463 km (0.048 R)
• M16: 10,293,530 km (0.118 R)
• M17: 11,409,979 km (0.099 R)
• M18: 13,619,689 km (0.116 R)
• M19: 15,171,917 km (0.059 R)
• M20: 16,172,577 km (0.084 R)
• M21: 16,392,486 km (0.071 R)
• M22: 17,988,994 km (0.065 R)
• M23: 18,865,339 km (0.113 R)
• M24: 27,547,700 km (0.084 R)
• M25: 33,453,674 km (0.072 R)
• M26: 34,050,869 km (0.112 R)
• M27: 34,291,722 km (0.11 R)
• M28: 35,760,922 km (0.119 R)
• M29: 39,087,380 km (0.072 R)
• M30: 39,749,800 km (0.061 R)
• M31: 40,419,849 km (0.103 R)
• M32: 41,507,425 km (0.114 R)
• M33: 47,990,997 km (0.059 R)
• M34: 48,597,915 km (0.101 R)
• M35: 53,639,663 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.7

Radius: 7.5

Gravity: 13.52 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.24 AU - 9.74 AU

Year: 18876 Days

Day: 19.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,508,463 km

• M1: 93,648 km (0.114 R)
• M2: 333,753 km (0.058 R)
• M3: 572,661 km (0.084 R)
• M4: 835,355 km (0.091 R)
• M5: 1,486,554 km (0.115 R)
• M6: 3,626,103 km (0.096 R)
• M7: 3,897,773 km (0.042 R)
• M8: 4,347,464 km (0.063 R)
• M9: 4,585,025 km (0.105 R)
• M10: 5,012,426 km (0.087 R)
• M11: 6,676,254 km (0.103 R)
• M12: 8,208,435 km (0.076 R)
• M13: 9,056,356 km (0.111 R)
• M14: 9,445,310 km (0.084 R)
• M15: 10,678,894 km (0.089 R)
• M16: 11,818,980 km (0.104 R)
• M17: 12,149,591 km (0.054 R)
• M18: 14,867,336 km (0.03 R)
• M19: 20,223,538 km (0.055 R)
• M20: 20,888,201 km (0.026 R)
• M21: 21,177,374 km (0.096 R)
• M22: 22,969,407 km (0.054 R)
• M23: 32,681,151 km (0.084 R)
• M24: 33,728,186 km (0.094 R)
• M25: 36,443,088 km (0.053 R)
• M26: 39,741,273 km (0.091 R)
• M27: 49,612,638 km (0.098 R)
• M28: 50,127,853 km (0.094 R)
• M29: 53,294,541 km (0.065 R)
• M30: 73,120,896 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468

Radius: 7.2

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.5 AU - 10.96 AU

Year: 21127 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,508,463 km

• M1: 89,759 km (0.039 R)
• M2: 580,889 km (0.117 R)
• M3: 1,679,685 km (0.113 R)
• M4: 2,385,637 km (0.083 R)
• M5: 3,221,590 km (0.029 R)
• M6: 7,576,384 km (0.107 R)
• M7: 17,200,763 km (0.118 R)
• M8: 23,798,328 km (0.086 R)
• M9: 27,428,919 km (0.079 R)
• M10: 28,333,986 km (0.078 R)
• M11: 32,653,774 km (0.087 R)
• M12: 33,927,301 km (0.031 R)
• M13: 36,033,340 km (0.066 R)
• M14: 45,487,626 km (0.117 R)
• M15: 48,534,486 km (0.118 R)
• M16: 60,552,281 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 11,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit