🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 12

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.69 AU - 0.73 AU

Year: 421 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,245,953 km

• M1: 149,299 km (0.088 R)
• M2: 642,074 km (0.091 R)
• M3: 1,311,525 km (0.114 R)
• M4: 1,727,257 km (0.12 R)
• M5: 2,154,209 km (0.105 R)
• M6: 2,592,830 km (0.105 R)
• M7: 3,158,011 km (0.111 R)
• M8: 3,678,163 km (0.056 R)
• M9: 4,078,487 km (0.111 R)
• M10: 4,756,315 km (0.09 R)
• M11: 5,249,090 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 12.2

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.64 AU - 0.88 AU

Year: 466 Days

Day: 12.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,245,953 km

• M1: 151,842 km (0.118 R)
• M2: 702,512 km (0.078 R)
• M3: 1,110,016 km (0.06 R)
• M4: 1,680,882 km (0.119 R)
• M5: 2,345,695 km (0.119 R)
• M6: 2,729,712 km (0.107 R)
• M7: 3,385,849 km (0.071 R)
• M8: 3,852,744 km (0.112 R)
• M9: 4,451,883 km (0.051 R)
• M10: 5,145,419 km (0.118 R)
• M11: 5,623,384 km (0.071 R)
• M12: 6,262,616 km (0.099 R)
• M13: 6,748,360 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 9.7

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.4 AU - 2.82 AU

Year: 2964 Days

Day: 12.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,245,953 km

• M1: 121,773 km (0.088 R)
• M2: 448,494 km (0.118 R)
• M3: 974,780 km (0.044 R)
• M4: 1,279,361 km (0.051 R)
• M5: 1,638,396 km (0.052 R)
• M6: 2,166,626 km (0.051 R)
• M7: 2,820,369 km (0.083 R)
• M8: 3,884,010 km (0.051 R)
• M9: 4,496,613 km (0.033 R)
• M10: 5,078,249 km (0.078 R)
• M11: 5,634,005 km (0.104 R)
• M12: 6,070,382 km (0.08 R)
• M13: 9,426,162 km (0.101 R)
• M14: 10,996,939 km (0.044 R)
• M15: 13,130,205 km (0.042 R)
• M16: 13,488,193 km (0.071 R)
• M17: 15,426,682 km (0.049 R)
• M18: 16,488,229 km (0.115 R)
• M19: 18,033,425 km (0.112 R)
• M20: 18,982,923 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.5

Radius: 11.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4 AU - 4.14 AU

Year: 5772 Days

Day: 6.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,245,953 km

• M1: 146,756 km (0.11 R)
• M2: 755,619 km (0.04 R)
• M3: 2,146,729 km (0.06 R)
• M4: 4,043,481 km (0.11 R)
• M5: 4,819,595 km (0.068 R)
• M6: 6,309,440 km (0.101 R)
• M7: 8,162,209 km (0.1 R)
• M8: 9,275,816 km (0.103 R)
• M9: 13,383,774 km (0.091 R)
• M10: 16,467,584 km (0.119 R)
• M11: 17,979,270 km (0.114 R)
• M12: 24,396,421 km (0.096 R)
• M13: 26,694,244 km (0.028 R)
• M14: 27,119,252 km (0.119 R)
• M15: 29,132,839 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 5

Gravity: 31.79 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.25 AU - 10.35 AU

Year: 19936 Days

Day: 21.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,245,953 km

• M1: 67,319 km (0.093 R)
• M2: 320,588 km (0.119 R)
• M3: 946,207 km (0.051 R)
• M4: 1,234,482 km (0.117 R)
• M5: 1,579,604 km (0.053 R)
• M6: 2,601,657 km (0.042 R)
• M7: 3,335,733 km (0.111 R)
• M8: 3,568,657 km (0.065 R)
• M9: 4,166,002 km (0.117 R)
• M10: 4,402,067 km (0.058 R)
• M11: 4,754,669 km (0.095 R)
• M12: 5,050,125 km (0.066 R)
• M13: 6,578,866 km (0.071 R)
• M14: 7,375,025 km (0.104 R)
• M15: 8,933,536 km (0.12 R)
• M16: 9,672,400 km (0.116 R)
• M17: 10,146,924 km (0.096 R)
• M18: 11,796,390 km (0.119 R)
• M19: 12,895,785 km (0.117 R)
• M20: 13,397,686 km (0.093 R)
• M21: 18,877,905 km (0.035 R)
• M22: 19,711,913 km (0.111 R)
• M23: 20,667,245 km (0.1 R)
• M24: 22,669,613 km (0.104 R)
• M25: 25,017,551 km (0.069 R)
• M26: 25,461,109 km (0.098 R)
• M27: 29,201,056 km (0.088 R)
• M28: 42,584,530 km (0.096 R)
• M29: 43,216,730 km (0.098 R)
• M30: 46,472,429 km (0.116 R)
• M31: 47,989,351 km (0.112 R)
• M32: 52,195,295 km (0.116 R)
• M33: 55,131,602 km (0.097 R)
• M34: 57,982,788 km (0.106 R)
• M35: 58,370,247 km (0.118 R)
• M36: 59,150,250 km (0.092 R)
• M37: 60,333,270 km (0.105 R)
• M38: 60,532,086 km (0.096 R)
• M39: 66,063,317 km (0.032 R)
• M40: 68,626,078 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.4

Radius: 7.1

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.22 AU - 11.52 AU

Year: 23473 Days

Day: 24.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,245,953 km

• M1: 88,412 km (0.109 R)
• M2: 356,791 km (0.07 R)
• M3: 906,114 km (0.079 R)
• M4: 1,210,247 km (0.106 R)
• M5: 1,449,903 km (0.108 R)
• M6: 1,703,471 km (0.119 R)
• M7: 2,027,051 km (0.119 R)
• M8: 2,698,147 km (0.038 R)
• M9: 2,952,164 km (0.119 R)
• M10: 3,812,053 km (0.049 R)
• M11: 4,266,232 km (0.073 R)
• M12: 5,479,620 km (0.033 R)
• M13: 6,954,655 km (0.119 R)
• M14: 7,385,647 km (0.12 R)
• M15: 11,303,316 km (0.049 R)
• M16: 11,899,314 km (0.094 R)
• M17: 13,590,967 km (0.043 R)
• M18: 15,197,348 km (0.093 R)
• M19: 17,794,218 km (0.096 R)
• M20: 20,478,303 km (0.101 R)
• M21: 20,966,890 km (0.066 R)
• M22: 24,606,905 km (0.095 R)
• M23: 26,749,296 km (0.1 R)
• M24: 30,003,199 km (0.098 R)
• M25: 31,272,388 km (0.107 R)
• M26: 36,565,011 km (0.092 R)
• M27: 39,047,887 km (0.118 R)
• M28: 40,866,698 km (0.108 R)
• M29: 42,110,305 km (0.094 R)
• M30: 48,708,020 km (0.057 R)
• M31: 49,228,919 km (0.073 R)
• M32: 51,170,849 km (0.08 R)
• M33: 57,882,408 km (0.075 R)
• M34: 66,213,962 km (0.12 R)
• M35: 68,577,908 km (0.096 R)
• M36: 77,648,326 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 20,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit