🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.4

Radius: 10

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.69 AU - 0.75 AU

Year: 394 Days

Day: 13.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,473,179 km

• M1: 124,615 km (0.066 R)
• M2: 448,794 km (0.078 R)
• M3: 843,433 km (0.069 R)
• M4: 1,190,051 km (0.083 R)
• M5: 1,715,140 km (0.092 R)
• M6: 2,285,706 km (0.112 R)
• M7: 3,253,006 km (0.09 R)
• M8: 3,854,090 km (0.079 R)
• M9: 4,378,879 km (0.054 R)
• M10: 4,907,259 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.8

Radius: 12.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.25 AU - 1.89 AU

Year: 1270 Days

Day: 6.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,473,179 km

• M1: 156,629 km (0.097 R)
• M2: 660,774 km (0.119 R)
• M3: 1,538,315 km (0.051 R)
• M4: 2,056,971 km (0.039 R)
• M5: 2,746,168 km (0.078 R)
• M6: 3,885,805 km (0.117 R)
• M7: 4,339,236 km (0.086 R)
• M8: 5,935,894 km (0.089 R)
• M9: 6,580,362 km (0.116 R)
• M10: 6,972,308 km (0.095 R)
• M11: 7,533,898 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442

Radius: 8.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.78 AU - 2.22 AU

Year: 1826 Days

Day: 10.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,473,179 km

• M1: 108,159 km (0.049 R)
• M2: 541,544 km (0.066 R)
• M3: 935,735 km (0.071 R)
• M4: 1,721,871 km (0.112 R)
• M5: 2,443,083 km (0.03 R)
• M6: 2,715,201 km (0.058 R)
• M7: 3,336,781 km (0.106 R)
• M8: 3,807,415 km (0.111 R)
• M9: 5,488,895 km (0.119 R)
• M10: 6,480,879 km (0.096 R)
• M11: 6,853,826 km (0.106 R)
• M12: 9,399,683 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 13.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.83 AU - 2.29 AU

Year: 1909 Days

Day: 6.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,473,179 km

• M1: 170,841 km (0.098 R)
• M2: 617,989 km (0.108 R)
• M3: 1,044,492 km (0.06 R)
• M4: 1,545,346 km (0.107 R)
• M5: 2,020,618 km (0.105 R)
• M6: 2,569,044 km (0.112 R)
• M7: 3,113,431 km (0.114 R)
• M8: 3,734,412 km (0.052 R)
• M9: 4,607,016 km (0.073 R)
• M10: 5,102,484 km (0.057 R)
• M11: 5,633,557 km (0.092 R)
• M12: 9,353,607 km (0.047 R)
• M13: 9,891,860 km (0.036 R)
• M14: 10,350,527 km (0.066 R)
• M15: 10,789,148 km (0.11 R)
• M16: 12,329,557 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.2

Radius: 13.7

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.03 AU - 2.15 AU

Year: 1951 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,473,179 km

• M1: 170,392 km (0.095 R)
• M2: 757,564 km (0.096 R)
• M3: 1,195,586 km (0.11 R)
• M4: 2,152,115 km (0.064 R)
• M5: 2,913,119 km (0.056 R)
• M6: 4,288,971 km (0.1 R)
• M7: 4,743,898 km (0.111 R)
• M8: 5,275,270 km (0.109 R)
• M9: 6,483,572 km (0.108 R)
• M10: 7,470,319 km (0.055 R)
• M11: 8,221,899 km (0.113 R)
• M12: 8,678,172 km (0.044 R)
• M13: 9,410,604 km (0.065 R)
• M14: 9,944,219 km (0.115 R)
• M15: 10,533,186 km (0.073 R)
• M16: 11,705,285 km (0.067 R)
• M17: 13,332,013 km (0.11 R)
• M18: 14,221,372 km (0.104 R)
• M19: 14,702,928 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.8

Radius: 11.4

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.03 AU - 2.55 AU

Year: 2238 Days

Day: 12 Hours

Environment

Temp: -187 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,473,179 km

• M1: 141,819 km (0.106 R)
• M2: 663,766 km (0.113 R)
• M3: 1,243,158 km (0.06 R)
• M4: 1,977,385 km (0.05 R)
• M5: 4,479,409 km (0.114 R)
• M6: 6,145,181 km (0.039 R)
• M7: 6,666,231 km (0.105 R)
• M8: 8,757,908 km (0.032 R)
• M9: 9,830,974 km (0.062 R)
• M10: 10,989,609 km (0.084 R)
• M11: 11,798,186 km (0.1 R)
• M12: 12,156,622 km (0.1 R)
• M13: 14,781,317 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.6

Radius: 10.5

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.01 AU - 3.25 AU

Year: 2754 Days

Day: 11.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,473,179 km

• M1: 130,599 km (0.051 R)
• M2: 653,743 km (0.095 R)
• M3: 1,007,990 km (0.073 R)
• M4: 1,515,277 km (0.095 R)
• M5: 2,997,493 km (0.065 R)
• M6: 3,425,043 km (0.026 R)
• M7: 4,470,583 km (0.109 R)
• M8: 5,743,361 km (0.089 R)
• M9: 6,096,263 km (0.085 R)
• M10: 6,697,197 km (0.072 R)
• M11: 7,305,762 km (0.119 R)
• M12: 8,219,356 km (0.102 R)
• M13: 9,466,404 km (0.091 R)
• M14: 9,998,972 km (0.089 R)
• M15: 11,207,723 km (0.081 R)
• M16: 14,753,043 km (0.083 R)
• M17: 17,194,330 km (0.072 R)
• M18: 18,452,149 km (0.07 R)
• M19: 19,043,809 km (0.085 R)
• M20: 20,327,359 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.1

Radius: 14.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.14 AU - 6.1 AU

Year: 7480 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,473,179 km

• M1: 175,478 km (0.064 R)
• M2: 702,661 km (0.1 R)
• M3: 1,232,387 km (0.034 R)
• M4: 2,283,013 km (0.097 R)
• M5: 2,907,883 km (0.073 R)
• M6: 3,694,020 km (0.094 R)
• M7: 4,820,343 km (0.086 R)
• M8: 5,305,788 km (0.043 R)
• M9: 7,230,215 km (0.059 R)
• M10: 10,110,273 km (0.058 R)
• M11: 11,968,727 km (0.105 R)
• M12: 12,978,962 km (0.104 R)
• M13: 14,045,445 km (0.055 R)
• M14: 14,662,686 km (0.091 R)
• M15: 15,105,495 km (0.067 R)
• M16: 15,951,621 km (0.106 R)
• M17: 16,623,914 km (0.073 R)
• M18: 18,097,004 km (0.069 R)
• M19: 18,977,088 km (0.093 R)
• M20: 20,039,682 km (0.096 R)
• M21: 23,811,493 km (0.092 R)
• M22: 24,868,402 km (0.088 R)
• M23: 26,886,926 km (0.105 R)
• M24: 31,561,560 km (0.064 R)
• M25: 33,160,911 km (0.105 R)
• M26: 34,035,610 km (0.097 R)
• M27: 36,520,431 km (0.1 R)
• M28: 42,102,974 km (0.034 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.24 AU - 6.58 AU

Year: 9277 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,473,179 km

• M1: 177,872 km (0.119 R)
• M2: 697,126 km (0.111 R)
• M3: 1,597,406 km (0.116 R)
• M4: 2,328,341 km (0.109 R)
• M5: 3,188,978 km (0.084 R)
• M6: 3,997,853 km (0.084 R)
• M7: 5,700,427 km (0.064 R)
• M8: 6,227,011 km (0.111 R)
• M9: 6,967,670 km (0.108 R)
• M10: 7,455,210 km (0.096 R)
• M11: 8,839,140 km (0.12 R)
• M12: 9,456,680 km (0.11 R)
• M13: 10,485,016 km (0.112 R)
• M14: 13,727,549 km (0.082 R)
• M15: 14,256,827 km (0.064 R)
• M16: 15,545,313 km (0.114 R)
• M17: 17,111,453 km (0.109 R)
• M18: 18,072,320 km (0.107 R)
• M19: 19,214,201 km (0.114 R)
• M20: 20,403,654 km (0.099 R)
• M21: 20,862,021 km (0.056 R)
• M22: 25,391,995 km (0.061 R)
• M23: 26,915,200 km (0.067 R)
• M24: 27,559,817 km (0.117 R)
• M25: 35,346,835 km (0.114 R)
• M26: 36,791,951 km (0.097 R)
• M27: 37,930,091 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.1

Radius: 8

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.33 AU - 8.23 AU

Year: 12683 Days

Day: 17.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 110.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,473,179 km

• M1: 99,483 km (0.027 R)
• M2: 937,081 km (0.067 R)
• M3: 1,261,260 km (0.113 R)
• M4: 2,084,946 km (0.088 R)
• M5: 2,623,797 km (0.108 R)
• M6: 3,751,915 km (0.094 R)
• M7: 4,271,618 km (0.047 R)
• M8: 4,580,537 km (0.097 R)
• M9: 6,677,002 km (0.05 R)
• M10: 7,179,501 km (0.106 R)
• M11: 8,450,185 km (0.108 R)
• M12: 9,038,255 km (0.108 R)
• M13: 9,342,387 km (0.092 R)
• M14: 9,917,740 km (0.108 R)
• M15: 11,906,195 km (0.105 R)
• M16: 13,154,739 km (0.049 R)
• M17: 14,765,310 km (0.107 R)
• M18: 15,401,849 km (0.074 R)
• M19: 17,265,988 km (0.076 R)
• M20: 20,640,916 km (0.12 R)
• M21: 22,621,741 km (0.105 R)
• M22: 25,121,970 km (0.119 R)
• M23: 29,540,792 km (0.093 R)
• M24: 33,356,286 km (0.096 R)
• M25: 35,444,523 km (0.089 R)
• M26: 36,712,813 km (0.047 R)
• M27: 45,406,395 km (0.088 R)
• M28: 56,055,669 km (0.047 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 14,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit