🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 9.3

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.11 AU - 1.27 AU

Year: 880 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,654,917 km

• M1: 116,238 km (0.09 R)
• M2: 473,926 km (0.065 R)
• M3: 1,001,558 km (0.085 R)
• M4: 1,299,856 km (0.113 R)
• M5: 1,675,496 km (0.074 R)
• M6: 2,300,217 km (0.077 R)
• M7: 2,930,921 km (0.081 R)
• M8: 3,702,547 km (0.1 R)
• M9: 4,432,735 km (0.091 R)
• M10: 5,624,282 km (0.092 R)
• M11: 5,989,151 km (0.11 R)
• M12: 6,699,142 km (0.078 R)
• M13: 7,930,632 km (0.117 R)
• M14: 8,600,232 km (0.083 R)
• M15: 9,140,430 km (0.064 R)
• M16: 9,645,921 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.9

Radius: 12.2

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.64 AU - 1.8 AU

Year: 1530 Days

Day: 14.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,654,917 km

• M1: 151,692 km (0.114 R)
• M2: 557,701 km (0.038 R)
• M3: 1,153,549 km (0.079 R)
• M4: 1,534,276 km (0.066 R)
• M5: 2,092,725 km (0.108 R)
• M6: 2,913,867 km (0.07 R)
• M7: 3,341,268 km (0.074 R)
• M8: 4,446,049 km (0.117 R)
• M9: 4,977,720 km (0.075 R)
• M10: 6,761,375 km (0.063 R)
• M11: 8,656,780 km (0.069 R)
• M12: 10,786,754 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.7

Radius: 15

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.22 AU - 3.4 AU

Year: 4084 Days

Day: 5.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,654,917 km

• M1: 186,698 km (0.098 R)
• M2: 778,956 km (0.102 R)
• M3: 1,247,796 km (0.084 R)
• M4: 1,841,101 km (0.115 R)
• M5: 3,697,162 km (0.113 R)
• M6: 4,269,523 km (0.066 R)
• M7: 5,252,381 km (0.086 R)
• M8: 6,120,647 km (0.088 R)
• M9: 7,902,956 km (0.069 R)
• M10: 8,389,449 km (0.106 R)
• M11: 9,346,277 km (0.034 R)
• M12: 10,252,391 km (0.106 R)
• M13: 13,520,356 km (0.037 R)
• M14: 15,471,412 km (0.083 R)
• M15: 18,436,890 km (0.108 R)
• M16: 19,798,979 km (0.101 R)
• M17: 23,496,739 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 9.5

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.4 AU - 4.08 AU

Year: 4906 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,654,917 km

• M1: 121,324 km (0.118 R)
• M2: 533,616 km (0.099 R)
• M3: 1,025,643 km (0.028 R)
• M4: 1,497,175 km (0.109 R)
• M5: 2,352,427 km (0.095 R)
• M6: 2,771,450 km (0.111 R)
• M7: 3,673,226 km (0.055 R)
• M8: 5,048,330 km (0.063 R)
• M9: 5,517,917 km (0.09 R)
• M10: 6,199,635 km (0.035 R)
• M11: 6,804,160 km (0.108 R)
• M12: 7,137,763 km (0.05 R)
• M13: 7,587,903 km (0.077 R)
• M14: 8,392,889 km (0.117 R)
• M15: 8,894,641 km (0.114 R)
• M16: 9,915,646 km (0.096 R)
• M17: 10,388,974 km (0.083 R)
• M18: 11,852,041 km (0.077 R)
• M19: 12,682,907 km (0.036 R)
• M20: 14,679,889 km (0.101 R)
• M21: 15,753,254 km (0.115 R)
• M22: 16,999,554 km (0.071 R)
• M23: 17,553,365 km (0.109 R)
• M24: 18,374,508 km (0.042 R)
• M25: 19,023,314 km (0.065 R)
• M26: 19,889,635 km (0.119 R)
• M27: 21,557,652 km (0.095 R)
• M28: 24,541,680 km (0.078 R)
• M29: 25,011,866 km (0.091 R)
• M30: 26,213,586 km (0.119 R)
• M31: 28,301,374 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.7

Radius: 8.3

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.06 AU - 5.9 AU

Year: 7538 Days

Day: 11.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,654,917 km

• M1: 103,223 km (0.077 R)
• M2: 401,670 km (0.107 R)
• M3: 762,052 km (0.055 R)
• M4: 1,347,278 km (0.116 R)
• M5: 1,674,299 km (0.074 R)
• M6: 2,566,052 km (0.084 R)
• M7: 3,073,488 km (0.08 R)
• M8: 3,996,956 km (0.094 R)
• M9: 4,480,905 km (0.111 R)
• M10: 4,913,542 km (0.105 R)
• M11: 5,342,290 km (0.027 R)
• M12: 7,428,881 km (0.094 R)
• M13: 8,719,013 km (0.088 R)
• M14: 9,394,148 km (0.112 R)
• M15: 11,843,663 km (0.067 R)
• M16: 12,391,491 km (0.058 R)
• M17: 15,841,068 km (0.038 R)
• M18: 17,397,933 km (0.095 R)
• M19: 18,685,672 km (0.095 R)
• M20: 19,730,164 km (0.114 R)
• M21: 20,656,025 km (0.111 R)
• M22: 22,016,917 km (0.06 R)
• M23: 22,761,166 km (0.12 R)
• M24: 23,865,498 km (0.113 R)
• M25: 31,356,312 km (0.107 R)
• M26: 31,772,643 km (0.077 R)
• M27: 32,298,031 km (0.101 R)
• M28: 34,679,180 km (0.062 R)
• M29: 37,875,937 km (0.049 R)
• M30: 38,704,859 km (0.087 R)
• M31: 41,263,880 km (0.033 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.4

Radius: 3

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.74 AU - 7.44 AU

Year: 11474 Days

Day: 23.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,654,917 km

• M1: 38,596 km (0.108 R)
• M2: 217,515 km (0.104 R)
• M3: 355,594 km (0.092 R)
• M4: 533,167 km (0.067 R)
• M5: 730,786 km (0.117 R)
• M6: 974,929 km (0.063 R)
• M7: 1,389,016 km (0.039 R)
• M8: 2,290,942 km (0.069 R)
• M9: 3,360,866 km (0.1 R)
• M10: 4,624,070 km (0.027 R)
• M11: 7,469,571 km (0.111 R)
• M12: 7,784,624 km (0.103 R)
• M13: 9,054,710 km (0.056 R)
• M14: 9,946,314 km (0.12 R)
• M15: 12,623,517 km (0.102 R)
• M16: 13,221,161 km (0.094 R)
• M17: 15,517,787 km (0.041 R)
• M18: 18,129,168 km (0.112 R)
• M19: 22,935,897 km (0.086 R)
• M20: 23,824,059 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.5

Radius: 7.2

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.96 AU - 10.38 AU

Year: 20395 Days

Day: 19.9 Hours

Environment

Temp: -244 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,654,917 km

• M1: 89,609 km (0.053 R)
• M2: 410,796 km (0.083 R)
• M3: 1,008,888 km (0.103 R)
• M4: 1,270,236 km (0.085 R)
• M5: 1,593,517 km (0.114 R)
• M6: 2,451,460 km (0.115 R)
• M7: 3,441,798 km (0.118 R)
• M8: 4,537,603 km (0.087 R)
• M9: 4,925,659 km (0.088 R)
• M10: 6,181,683 km (0.045 R)
• M11: 7,396,867 km (0.118 R)
• M12: 7,985,086 km (0.101 R)
• M13: 10,351,125 km (0.079 R)
• M14: 10,775,983 km (0.042 R)
• M15: 11,988,325 km (0.109 R)
• M16: 13,007,684 km (0.115 R)
• M17: 15,295,634 km (0.036 R)
• M18: 16,493,464 km (0.079 R)
• M19: 18,715,741 km (0.058 R)
• M20: 18,984,419 km (0.114 R)
• M21: 20,555,645 km (0.07 R)
• M22: 21,421,667 km (0.082 R)
• M23: 21,814,212 km (0.068 R)
• M24: 23,536,682 km (0.087 R)
• M25: 25,786,933 km (0.115 R)
• M26: 26,231,239 km (0.067 R)
• M27: 28,176,759 km (0.104 R)
• M28: 33,392,040 km (0.1 R)
• M29: 34,319,547 km (0.118 R)
• M30: 37,346,211 km (0.087 R)
• M31: 39,951,308 km (0.092 R)
• M32: 41,753,813 km (0.113 R)
• M33: 45,037,636 km (0.116 R)
• M34: 49,507,171 km (0.113 R)
• M35: 50,021,339 km (0.119 R)
• M36: 59,316,005 km (0.115 R)
• M37: 67,573,657 km (0.055 R)
• M38: 70,128,041 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 17,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit