🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.7

Radius: 9.4

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.52 AU - 0.56 AU

Year: 269 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,029,696 km

• M1: 116,836 km (0.101 R)
• M2: 460,612 km (0.11 R)
• M3: 760,705 km (0.117 R)
• M4: 1,085,333 km (0.088 R)
• M5: 1,386,922 km (0.056 R)
• M6: 1,813,575 km (0.055 R)
• M7: 2,309,941 km (0.074 R)
• M8: 2,644,442 km (0.111 R)
• M9: 2,952,613 km (0.086 R)
• M10: 3,454,963 km (0.107 R)
• M11: 3,813,100 km (0.096 R)
• M12: 4,159,120 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.8

Radius: 10.8

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.84 AU - 1.06 AU

Year: 628 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,029,696 km

• M1: 134,339 km (0.059 R)
• M2: 488,138 km (0.117 R)
• M3: 865,573 km (0.119 R)
• M4: 1,231,190 km (0.071 R)
• M5: 1,570,030 km (0.079 R)
• M6: 1,954,646 km (0.088 R)
• M7: 2,341,356 km (0.043 R)
• M8: 3,184,041 km (0.055 R)
• M9: 3,752,064 km (0.104 R)
• M10: 4,559,893 km (0.1 R)
• M11: 5,022,449 km (0.041 R)
• M12: 5,516,272 km (0.114 R)
• M13: 6,178,841 km (0.031 R)
• M14: 6,957,498 km (0.099 R)
• M15: 7,504,428 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.8

Radius: 10.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.55 AU - 1.93 AU

Year: 1557 Days

Day: 11.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 79.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,029,696 km

• M1: 135,536 km (0.112 R)
• M2: 507,735 km (0.084 R)
• M3: 1,031,627 km (0.109 R)
• M4: 1,524,552 km (0.108 R)
• M5: 1,883,288 km (0.086 R)
• M6: 2,524,015 km (0.103 R)
• M7: 2,902,348 km (0.113 R)
• M8: 3,276,792 km (0.106 R)
• M9: 3,638,370 km (0.06 R)
• M10: 4,340,133 km (0.108 R)
• M11: 5,092,162 km (0.118 R)
• M12: 5,599,897 km (0.074 R)
• M13: 8,744,145 km (0.076 R)
• M14: 10,152,459 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89

Radius: 10.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.83 AU - 2.29 AU

Year: 2005 Days

Day: 7.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,029,696 km

• M1: 128,056 km (0.115 R)
• M2: 485,295 km (0.09 R)
• M3: 994,676 km (0.107 R)
• M4: 1,410,558 km (0.049 R)
• M5: 2,205,222 km (0.103 R)
• M6: 2,997,642 km (0.079 R)
• M7: 3,340,221 km (0.053 R)
• M8: 4,448,143 km (0.042 R)
• M9: 5,192,991 km (0.092 R)
• M10: 5,901,337 km (0.12 R)
• M11: 6,340,257 km (0.083 R)
• M12: 7,061,169 km (0.107 R)
• M13: 8,268,424 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.2

Radius: 9

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.91 AU - 2.39 AU

Year: 2138 Days

Day: 14.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,029,696 km

• M1: 126,709 km (0.044 R)
• M2: 451,636 km (0.106 R)
• M3: 903,571 km (0.113 R)
• M4: 1,479,972 km (0.101 R)
• M5: 2,892,176 km (0.099 R)
• M6: 3,585,861 km (0.108 R)
• M7: 4,001,444 km (0.053 R)
• M8: 4,428,097 km (0.09 R)
• M9: 5,493,234 km (0.08 R)
• M10: 5,943,523 km (0.119 R)
• M11: 6,527,254 km (0.072 R)
• M12: 7,933,025 km (0.084 R)
• M13: 9,888,718 km (0.113 R)
• M14: 10,181,631 km (0.096 R)
• M15: 11,532,051 km (0.1 R)
• M16: 12,439,661 km (0.112 R)
• M17: 13,753,280 km (0.078 R)
• M18: 17,331,961 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.2

Radius: 14.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.12 AU - 2.4 AU

Year: 2304 Days

Day: 8.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,029,696 km

• M1: 177,872 km (0.081 R)
• M2: 1,193,342 km (0.084 R)
• M3: 1,821,055 km (0.088 R)
• M4: 2,405,235 km (0.096 R)
• M5: 2,917,458 km (0.079 R)
• M6: 3,709,578 km (0.087 R)
• M7: 5,550,081 km (0.103 R)
• M8: 7,094,679 km (0.027 R)
• M9: 8,105,362 km (0.03 R)
• M10: 8,850,808 km (0.103 R)
• M11: 9,424,217 km (0.075 R)
• M12: 10,022,160 km (0.091 R)
• M13: 11,121,255 km (0.118 R)
• M14: 11,825,562 km (0.047 R)
• M15: 12,336,140 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.4

Radius: 8.3

Gravity: 14.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.2 AU - 4.74 AU

Year: 5365 Days

Day: 14.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 28,029,696 km

• M1: 103,372 km (0.116 R)
• M2: 414,237 km (0.089 R)
• M3: 884,123 km (0.1 R)
• M4: 1,934,600 km (0.052 R)
• M5: 2,720,138 km (0.053 R)
• M6: 3,432,224 km (0.057 R)
• M7: 3,844,067 km (0.087 R)
• M8: 4,391,894 km (0.084 R)
• M9: 4,712,183 km (0.09 R)
• M10: 5,489,943 km (0.095 R)
• M11: 7,787,467 km (0.053 R)
• M12: 9,738,373 km (0.113 R)
• M13: 11,190,669 km (0.074 R)
• M14: 11,739,244 km (0.101 R)
• M15: 13,829,126 km (0.099 R)
• M16: 14,460,729 km (0.116 R)
• M17: 15,413,667 km (0.03 R)
• M18: 16,726,987 km (0.107 R)
• M19: 17,378,037 km (0.12 R)
• M20: 18,249,444 km (0.108 R)
• M21: 19,009,252 km (0.104 R)
• M22: 19,861,960 km (0.088 R)
• M23: 20,151,880 km (0.035 R)
• M24: 23,127,831 km (0.095 R)
• M25: 26,472,091 km (0.067 R)
• M26: 28,996,106 km (0.075 R)
• M27: 29,651,196 km (0.09 R)
• M28: 30,700,774 km (0.114 R)
• M29: 31,873,771 km (0.083 R)
• M30: 33,688,692 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.1

Radius: 11.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.79 AU - 4.99 AU

Year: 7334 Days

Day: 12.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,029,696 km

• M1: 148,401 km (0.101 R)
• M2: 529,876 km (0.117 R)
• M3: 947,852 km (0.079 R)
• M4: 2,276,281 km (0.118 R)
• M5: 2,747,664 km (0.039 R)
• M6: 3,753,560 km (0.091 R)
• M7: 4,147,003 km (0.104 R)
• M8: 5,100,091 km (0.099 R)
• M9: 5,496,824 km (0.104 R)
• M10: 7,727,029 km (0.036 R)
• M11: 9,669,857 km (0.069 R)
• M12: 12,775,060 km (0.072 R)
• M13: 14,273,881 km (0.11 R)
• M14: 15,767,765 km (0.052 R)
• M15: 16,552,556 km (0.065 R)
• M16: 18,265,750 km (0.071 R)
• M17: 24,191,472 km (0.102 R)
• M18: 24,669,736 km (0.115 R)
• M19: 25,235,515 km (0.06 R)
• M20: 26,142,228 km (0.09 R)
• M21: 27,413,511 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 14.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.1 AU - 5.92 AU

Year: 7606 Days

Day: 11.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,029,696 km

• M1: 179,069 km (0.066 R)
• M2: 712,385 km (0.102 R)
• M3: 1,194,539 km (0.092 R)
• M4: 3,258,690 km (0.07 R)
• M5: 3,807,715 km (0.113 R)
• M6: 4,553,759 km (0.118 R)
• M7: 5,550,829 km (0.115 R)
• M8: 6,407,875 km (0.046 R)
• M9: 7,088,695 km (0.056 R)
• M10: 7,543,323 km (0.091 R)
• M11: 8,180,012 km (0.066 R)
• M12: 9,515,621 km (0.093 R)
• M13: 13,631,059 km (0.073 R)
• M14: 14,456,839 km (0.101 R)
• M15: 16,014,302 km (0.04 R)
• M16: 17,338,842 km (0.044 R)
• M17: 22,229,795 km (0.066 R)
• M18: 22,797,220 km (0.08 R)
• M19: 24,730,024 km (0.069 R)
• M20: 26,317,407 km (0.119 R)
• M21: 28,253,951 km (0.077 R)
• M22: 29,889,804 km (0.083 R)
• M23: 31,894,416 km (0.071 R)
• M24: 32,512,853 km (0.09 R)
• M25: 33,455,619 km (0.112 R)
• M26: 36,058,772 km (0.09 R)
• M27: 37,295,796 km (0.082 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 13.5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.17 AU - 5.35 AU

Year: 8182 Days

Day: 5.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,029,696 km

• M1: 172,038 km (0.1 R)
• M2: 608,415 km (0.099 R)
• M3: 1,332,019 km (0.089 R)
• M4: 2,383,094 km (0.053 R)
• M5: 3,820,430 km (0.11 R)
• M6: 4,753,024 km (0.119 R)
• M7: 5,193,140 km (0.093 R)
• M8: 5,919,289 km (0.048 R)
• M9: 9,683,620 km (0.098 R)
• M10: 11,006,663 km (0.057 R)
• M11: 11,875,079 km (0.118 R)
• M12: 13,748,942 km (0.12 R)
• M13: 19,611,682 km (0.044 R)
• M14: 22,651,062 km (0.068 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: 430 - 10,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit