🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.2

Radius: 12.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.81 AU - 0.85 AU

Year: 488 Days

Day: 12.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,121,641 km

• M1: 150,495 km (0.114 R)
• M2: 556,654 km (0.103 R)
• M3: 1,188,256 km (0.096 R)
• M4: 1,716,187 km (0.047 R)
• M5: 2,284,958 km (0.12 R)
• M6: 2,826,353 km (0.093 R)
• M7: 3,264,525 km (0.095 R)
• M8: 3,680,856 km (0.049 R)
• M9: 4,156,876 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.5

Radius: 13.5

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.44 AU - 1.44 AU

Year: 1116 Days

Day: 14.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,121,641 km

• M1: 167,998 km (0.034 R)
• M2: 612,603 km (0.088 R)
• M3: 1,081,144 km (0.116 R)
• M4: 1,588,879 km (0.084 R)
• M5: 2,018,374 km (0.116 R)
• M6: 3,520,786 km (0.103 R)
• M7: 4,300,640 km (0.096 R)
• M8: 5,398,090 km (0.113 R)
• M9: 5,824,892 km (0.053 R)
• M10: 6,460,384 km (0.103 R)
• M11: 7,192,366 km (0.108 R)
• M12: 7,737,052 km (0.059 R)
• M13: 10,165,475 km (0.104 R)
• M14: 10,752,796 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 10.3

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.68 AU - 2.66 AU

Year: 2064 Days

Day: 11.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,121,641 km

• M1: 128,056 km (0.114 R)
• M2: 493,823 km (0.102 R)
• M3: 930,948 km (0.084 R)
• M4: 1,595,012 km (0.093 R)
• M5: 2,038,869 km (0.086 R)
• M6: 2,537,180 km (0.1 R)
• M7: 3,053,891 km (0.112 R)
• M8: 3,453,168 km (0.036 R)
• M9: 4,089,407 km (0.057 R)
• M10: 4,495,566 km (0.061 R)
• M11: 4,928,502 km (0.093 R)
• M12: 5,389,263 km (0.082 R)
• M13: 5,783,154 km (0.094 R)
• M14: 8,019,493 km (0.037 R)
• M15: 8,752,223 km (0.038 R)
• M16: 10,671,115 km (0.11 R)
• M17: 11,940,902 km (0.061 R)
• M18: 13,476,375 km (0.076 R)
• M19: 14,467,460 km (0.096 R)
• M20: 15,003,470 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.8

Radius: 13.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.69 AU - 3.33 AU

Year: 3372 Days

Day: 8.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,121,641 km

• M1: 166,652 km (0.051 R)
• M2: 661,522 km (0.105 R)
• M3: 1,582,895 km (0.088 R)
• M4: 2,052,932 km (0.12 R)
• M5: 2,664,488 km (0.053 R)
• M6: 3,647,944 km (0.07 R)
• M7: 4,235,265 km (0.102 R)
• M8: 4,669,249 km (0.047 R)
• M9: 5,208,998 km (0.045 R)
• M10: 5,845,238 km (0.092 R)
• M11: 6,326,793 km (0.071 R)
• M12: 7,565,763 km (0.092 R)
• M13: 8,070,057 km (0.09 R)
• M14: 8,489,679 km (0.088 R)
• M15: 9,297,059 km (0.051 R)
• M16: 9,836,958 km (0.098 R)
• M17: 10,853,326 km (0.067 R)
• M18: 11,893,928 km (0.093 R)
• M19: 12,392,538 km (0.112 R)
• M20: 12,810,814 km (0.074 R)
• M21: 13,774,374 km (0.085 R)
• M22: 15,846,005 km (0.089 R)
• M23: 18,597,110 km (0.073 R)
• M24: 22,741,270 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 9.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.98 AU - 4.46 AU

Year: 4633 Days

Day: 11.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,121,641 km

• M1: 113,246 km (0.043 R)
• M2: 677,230 km (0.059 R)
• M3: 971,937 km (0.08 R)
• M4: 1,276,070 km (0.086 R)
• M5: 1,964,220 km (0.102 R)
• M6: 2,252,346 km (0.066 R)
• M7: 3,091,290 km (0.081 R)
• M8: 4,059,787 km (0.115 R)
• M9: 4,745,394 km (0.111 R)
• M10: 6,345,792 km (0.093 R)
• M11: 7,398,063 km (0.105 R)
• M12: 9,188,600 km (0.096 R)
• M13: 12,092,445 km (0.097 R)
• M14: 13,702,417 km (0.076 R)
• M15: 14,000,715 km (0.106 R)
• M16: 14,405,228 km (0.028 R)
• M17: 16,714,420 km (0.048 R)
• M18: 18,164,772 km (0.118 R)
• M19: 19,197,745 km (0.096 R)
• M20: 23,581,262 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.2

Radius: 11.1

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.19 AU - 4.91 AU

Year: 5263 Days

Day: 8.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,121,641 km

• M1: 139,126 km (0.095 R)
• M2: 524,041 km (0.12 R)
• M3: 1,759,570 km (0.064 R)
• M4: 2,318,169 km (0.106 R)
• M5: 2,770,553 km (0.107 R)
• M6: 4,401,768 km (0.12 R)
• M7: 6,011,890 km (0.094 R)
• M8: 6,657,404 km (0.085 R)
• M9: 7,413,921 km (0.041 R)
• M10: 9,286,737 km (0.115 R)
• M11: 10,559,665 km (0.117 R)
• M12: 11,412,373 km (0.102 R)
• M13: 11,945,689 km (0.1 R)
• M14: 12,588,661 km (0.069 R)
• M15: 13,014,267 km (0.1 R)
• M16: 13,894,052 km (0.085 R)
• M17: 14,970,109 km (0.12 R)
• M18: 18,898,250 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.8

Radius: 11.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.44 AU - 4.88 AU

Year: 6495 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,121,641 km

• M1: 146,756 km (0.119 R)
• M2: 641,326 km (0.082 R)
• M3: 1,255,874 km (0.084 R)
• M4: 2,241,275 km (0.091 R)
• M5: 2,661,197 km (0.117 R)
• M6: 3,133,926 km (0.117 R)
• M7: 4,527,879 km (0.098 R)
• M8: 5,177,134 km (0.092 R)
• M9: 8,693,431 km (0.088 R)
• M10: 10,318,663 km (0.065 R)
• M11: 11,639,911 km (0.102 R)
• M12: 13,773,476 km (0.085 R)
• M13: 15,432,217 km (0.087 R)
• M14: 15,912,277 km (0.038 R)
• M15: 17,092,754 km (0.107 R)
• M16: 20,405,598 km (0.118 R)
• M17: 22,023,499 km (0.097 R)
• M18: 23,567,200 km (0.043 R)
• M19: 23,964,233 km (0.117 R)
• M20: 25,017,252 km (0.094 R)
• M21: 27,215,443 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.5

Radius: 13.7

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.48 AU - 5.94 AU

Year: 8810 Days

Day: 14.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,121,641 km

• M1: 170,542 km (0.058 R)
• M2: 756,666 km (0.053 R)
• M3: 1,189,453 km (0.104 R)
• M4: 1,837,211 km (0.068 R)
• M5: 3,398,564 km (0.083 R)
• M6: 4,506,636 km (0.12 R)
• M7: 4,972,783 km (0.104 R)
• M8: 5,717,331 km (0.103 R)
• M9: 6,365,539 km (0.097 R)
• M10: 8,567,470 km (0.094 R)
• M11: 9,157,035 km (0.088 R)
• M12: 10,092,022 km (0.116 R)
• M13: 10,606,788 km (0.094 R)
• M14: 11,436,757 km (0.062 R)
• M15: 13,281,748 km (0.082 R)
• M16: 14,421,235 km (0.076 R)
• M17: 16,187,986 km (0.111 R)
• M18: 16,894,536 km (0.092 R)
• M19: 18,231,941 km (0.063 R)
• M20: 20,890,445 km (0.108 R)
• M21: 22,509,244 km (0.074 R)
• M22: 26,433,196 km (0.118 R)
• M23: 27,054,326 km (0.094 R)
• M24: 31,578,615 km (0.078 R)
• M25: 32,177,455 km (0.042 R)
• M26: 36,256,690 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.8

Radius: 3

Gravity: 49.87 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.4 AU - 7.94 AU

Year: 11123 Days

Day: 23.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,121,641 km

• M1: 39,195 km (0.095 R)
• M2: 149,598 km (0.065 R)
• M3: 624,272 km (0.075 R)
• M4: 813,064 km (0.068 R)
• M5: 916,287 km (0.104 R)
• M6: 1,459,776 km (0.103 R)
• M7: 1,761,665 km (0.117 R)
• M8: 2,120,699 km (0.032 R)
• M9: 2,373,370 km (0.094 R)
• M10: 3,025,767 km (0.072 R)
• M11: 3,637,323 km (0.065 R)
• M12: 5,552,325 km (0.064 R)
• M13: 5,686,365 km (0.109 R)
• M14: 5,960,727 km (0.034 R)
• M15: 6,243,916 km (0.112 R)
• M16: 6,610,281 km (0.074 R)
• M17: 7,265,819 km (0.03 R)
• M18: 8,840,337 km (0.106 R)
• M19: 9,443,515 km (0.069 R)
• M20: 9,925,669 km (0.079 R)
• M21: 10,222,920 km (0.04 R)
• M22: 11,044,212 km (0.106 R)
• M23: 11,256,193 km (0.114 R)
• M24: 18,875,811 km (0.099 R)
• M25: 22,900,143 km (0.118 R)
• M26: 27,075,120 km (0.112 R)
• M27: 28,538,935 km (0.082 R)
• M28: 35,955,100 km (0.065 R)
• M29: 36,420,499 km (0.117 R)
• M30: 38,443,661 km (0.1 R)
• M31: 41,171,129 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311

Radius: 3.7

Gravity: 22.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.04 AU - 8.18 AU

Year: 13555 Days

Day: 17.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,121,641 km

• M1: 46,076 km (0.076 R)
• M2: 207,492 km (0.106 R)
• M3: 335,997 km (0.095 R)
• M4: 758,760 km (0.118 R)
• M5: 875,447 km (0.109 R)
• M6: 1,324,988 km (0.063 R)
• M7: 1,849,179 km (0.055 R)
• M8: 2,558,722 km (0.113 R)
• M9: 3,409,485 km (0.11 R)
• M10: 3,964,792 km (0.087 R)
• M11: 4,999,860 km (0.092 R)
• M12: 5,284,395 km (0.075 R)
• M13: 5,613,062 km (0.119 R)
• M14: 6,383,940 km (0.085 R)
• M15: 6,794,735 km (0.09 R)
• M16: 7,627,547 km (0.092 R)
• M17: 8,615,341 km (0.066 R)
• M18: 9,978,328 km (0.089 R)
• M19: 12,029,314 km (0.095 R)
• M20: 13,242,104 km (0.045 R)
• M21: 15,573,288 km (0.069 R)
• M22: 16,591,601 km (0.12 R)
• M23: 17,509,234 km (0.054 R)
• M24: 20,226,231 km (0.048 R)
• M25: 20,624,460 km (0.092 R)
• M26: 23,472,654 km (0.099 R)
• M27: 27,435,950 km (0.037 R)
• M28: 29,118,627 km (0.096 R)
• M29: 29,728,388 km (0.102 R)
• M30: 30,763,755 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 19,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit