🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 8.3

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.23 AU - 1.65 AU

Year: 1099 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,554,868 km

• M1: 103,223 km (0.071 R)
• M2: 363,074 km (0.115 R)
• M3: 747,241 km (0.082 R)
• M4: 1,177,186 km (0.095 R)
• M5: 2,706,525 km (0.112 R)
• M6: 3,250,313 km (0.101 R)
• M7: 4,149,097 km (0.117 R)
• M8: 5,877,700 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.4

Radius: 12.1

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.32 AU - 2.16 AU

Year: 1459 Days

Day: 11.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,554,868 km

• M1: 151,243 km (0.084 R)
• M2: 696,677 km (0.065 R)
• M3: 1,228,947 km (0.111 R)
• M4: 1,608,028 km (0.12 R)
• M5: 2,742,877 km (0.043 R)
• M6: 3,160,105 km (0.114 R)
• M7: 3,547,414 km (0.111 R)
• M8: 4,156,427 km (0.093 R)
• M9: 4,710,239 km (0.083 R)
• M10: 5,199,723 km (0.11 R)
• M11: 6,673,411 km (0.046 R)
• M12: 7,750,666 km (0.113 R)
• M13: 9,722,366 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.5

Radius: 14.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.49 AU - 2.17 AU

Year: 1574 Days

Day: 9.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,554,868 km

• M1: 185,501 km (0.12 R)
• M2: 926,460 km (0.074 R)
• M3: 1,917,845 km (0.097 R)
• M4: 2,470,010 km (0.113 R)
• M5: 7,400,457 km (0.061 R)
• M6: 9,202,214 km (0.062 R)
• M7: 12,299,638 km (0.107 R)
• M8: 12,908,501 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.1

Radius: 13.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.63 AU - 5.91 AU

Year: 8812 Days

Day: 10.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,554,868 km

• M1: 168,148 km (0.078 R)
• M2: 1,720,974 km (0.12 R)
• M3: 2,283,013 km (0.075 R)
• M4: 2,949,771 km (0.071 R)
• M5: 5,346,777 km (0.099 R)
• M6: 7,213,609 km (0.104 R)
• M7: 19,393,120 km (0.09 R)
• M8: 19,877,817 km (0.086 R)
• M9: 20,871,297 km (0.108 R)
• M10: 21,444,705 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962

Radius: 5

Gravity: 38.48 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.92 AU - 8.32 AU

Year: 12080 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 66,554,868 km

• M1: 63,878 km (0.088 R)
• M2: 556,055 km (0.114 R)
• M3: 945,758 km (0.034 R)
• M4: 1,368,970 km (0.087 R)
• M5: 1,623,586 km (0.11 R)
• M6: 2,247,858 km (0.053 R)
• M7: 2,452,657 km (0.101 R)
• M8: 2,625,443 km (0.093 R)
• M9: 3,044,167 km (0.105 R)
• M10: 3,753,859 km (0.116 R)
• M11: 4,284,782 km (0.059 R)
• M12: 5,137,939 km (0.106 R)
• M13: 5,314,165 km (0.077 R)
• M14: 5,530,932 km (0.078 R)
• M15: 6,788,452 km (0.087 R)
• M16: 8,418,321 km (0.103 R)
• M17: 8,614,145 km (0.078 R)
• M18: 10,126,130 km (0.078 R)
• M19: 10,629,228 km (0.065 R)
• M20: 11,929,084 km (0.12 R)
• M21: 13,732,037 km (0.107 R)
• M22: 16,080,874 km (0.12 R)
• M23: 20,129,441 km (0.066 R)
• M24: 22,200,623 km (0.094 R)
• M25: 23,819,871 km (0.102 R)
• M26: 24,708,332 km (0.109 R)
• M27: 28,263,975 km (0.076 R)
• M28: 37,413,829 km (0.108 R)
• M29: 37,943,705 km (0.114 R)
• M30: 38,210,438 km (0.112 R)
• M31: 39,975,094 km (0.098 R)
• M32: 41,651,488 km (0.062 R)
• M33: 42,794,715 km (0.118 R)
• M34: 45,895,131 km (0.096 R)
• M35: 48,512,046 km (0.119 R)
• M36: 50,418,073 km (0.077 R)
• M37: 54,717,815 km (0.068 R)
• M38: 56,782,265 km (0.096 R)
• M39: 57,131,277 km (0.076 R)
• M40: 57,481,785 km (0.095 R)
• M41: 57,833,789 km (0.055 R)
• M42: 58,186,989 km (0.093 R)
• M43: 58,898,028 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.3

Radius: 3.4

Gravity: 35.49 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.49 AU - 12.19 AU

Year: 21140 Days

Day: 23.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,554,868 km

• M1: 42,336 km (0.085 R)
• M2: 262,245 km (0.1 R)
• M3: 423,811 km (0.109 R)
• M4: 598,691 km (0.091 R)
• M5: 973,284 km (0.085 R)
• M6: 2,325,499 km (0.117 R)
• M7: 2,542,865 km (0.104 R)
• M8: 2,749,908 km (0.107 R)
• M9: 3,017,987 km (0.039 R)
• M10: 3,438,806 km (0.096 R)
• M11: 3,663,203 km (0.077 R)
• M12: 5,669,610 km (0.113 R)
• M13: 9,832,769 km (0.092 R)
• M14: 10,573,877 km (0.111 R)
• M15: 10,868,585 km (0.11 R)
• M16: 11,412,822 km (0.039 R)
• M17: 14,337,310 km (0.064 R)
• M18: 15,363,253 km (0.078 R)
• M19: 15,970,919 km (0.064 R)
• M20: 18,647,674 km (0.079 R)
• M21: 20,771,964 km (0.064 R)
• M22: 22,856,161 km (0.052 R)
• M23: 23,847,845 km (0.098 R)
• M24: 24,354,384 km (0.111 R)
• M25: 25,704,654 km (0.067 R)
• M26: 26,344,484 km (0.062 R)
• M27: 26,885,729 km (0.06 R)
• M28: 27,990,210 km (0.096 R)
• M29: 32,711,220 km (0.031 R)
• M30: 35,128,572 km (0.09 R)
• M31: 36,715,207 km (0.112 R)
• M32: 40,315,429 km (0.027 R)
• M33: 45,214,460 km (0.086 R)
• M34: 47,726,358 km (0.069 R)
• M35: 54,934,732 km (0.12 R)
• M36: 56,172,804 km (0.114 R)
• M37: 56,888,629 km (0.047 R)
• M38: 58,155,873 km (0.092 R)
• M39: 60,371,866 km (0.106 R)
• M40: 60,746,459 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 19,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit