🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 11

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.64 AU - 0.84 AU

Year: 411 Days

Day: 14.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,840,516 km

• M1: 137,480 km (0.086 R)
• M2: 523,892 km (0.077 R)
• M3: 900,729 km (0.101 R)
• M4: 1,343,688 km (0.075 R)
• M5: 1,835,416 km (0.09 R)
• M6: 2,543,014 km (0.117 R)
• M7: 2,993,753 km (0.083 R)
• M8: 3,485,182 km (0.034 R)
• M9: 4,266,382 km (0.114 R)
• M10: 4,937,627 km (0.071 R)
• M11: 5,592,118 km (0.09 R)
• M12: 6,084,145 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358

Radius: 11.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.88 AU - 1.1 AU

Year: 636 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,840,516 km

• M1: 145,409 km (0.111 R)
• M2: 534,513 km (0.052 R)
• M3: 1,003,652 km (0.071 R)
• M4: 1,646,474 km (0.113 R)
• M5: 2,016,579 km (0.118 R)
• M6: 2,519,976 km (0.117 R)
• M7: 2,897,711 km (0.099 R)
• M8: 3,872,939 km (0.067 R)
• M9: 4,266,232 km (0.082 R)
• M10: 4,837,546 km (0.084 R)
• M11: 5,426,364 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.4

Radius: 9

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.39 AU - 1.79 AU

Year: 1295 Days

Day: 14.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,840,516 km

• M1: 111,899 km (0.114 R)
• M2: 457,919 km (0.089 R)
• M3: 756,217 km (0.111 R)
• M4: 1,146,817 km (0.064 R)
• M5: 1,508,246 km (0.107 R)
• M6: 2,149,721 km (0.109 R)
• M7: 2,539,723 km (0.078 R)
• M8: 3,280,233 km (0.111 R)
• M9: 3,766,426 km (0.116 R)
• M10: 4,087,762 km (0.056 R)
• M11: 4,519,800 km (0.12 R)
• M12: 7,568,904 km (0.04 R)
• M13: 8,082,773 km (0.093 R)
• M14: 9,030,326 km (0.115 R)
• M15: 9,361,984 km (0.085 R)
• M16: 9,670,754 km (0.049 R)
• M17: 11,076,226 km (0.045 R)
• M18: 11,881,661 km (0.058 R)
• M19: 12,427,544 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.3

Radius: 8.8

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.45 AU - 3.83 AU

Year: 3593 Days

Day: 8.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,840,516 km

• M1: 109,506 km (0.062 R)
• M2: 505,192 km (0.031 R)
• M3: 832,961 km (0.104 R)
• M4: 1,178,682 km (0.096 R)
• M5: 1,461,571 km (0.066 R)
• M6: 2,286,454 km (0.055 R)
• M7: 2,632,923 km (0.086 R)
• M8: 3,087,550 km (0.085 R)
• M9: 3,866,955 km (0.048 R)
• M10: 4,291,664 km (0.078 R)
• M11: 4,697,672 km (0.081 R)
• M12: 5,586,732 km (0.119 R)
• M13: 5,926,020 km (0.078 R)
• M14: 6,430,315 km (0.113 R)
• M15: 7,903,854 km (0.105 R)
• M16: 9,157,484 km (0.103 R)
• M17: 11,868,945 km (0.102 R)
• M18: 12,526,428 km (0.118 R)
• M19: 12,961,758 km (0.064 R)
• M20: 13,709,747 km (0.08 R)
• M21: 15,401,400 km (0.098 R)
• M22: 16,816,446 km (0.1 R)
• M23: 17,465,851 km (0.076 R)
• M24: 20,429,833 km (0.051 R)
• M25: 23,786,959 km (0.11 R)
• M26: 25,906,013 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 8.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.48 AU - 4.1 AU

Year: 3853 Days

Day: 5.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,840,516 km

• M1: 113,395 km (0.061 R)
• M2: 445,802 km (0.106 R)
• M3: 864,077 km (0.085 R)
• M4: 1,630,617 km (0.066 R)
• M5: 2,342,104 km (0.081 R)
• M6: 2,651,772 km (0.087 R)
• M7: 3,887,749 km (0.038 R)
• M8: 4,655,785 km (0.117 R)
• M9: 6,462,179 km (0.116 R)
• M10: 7,166,486 km (0.071 R)
• M11: 10,114,761 km (0.078 R)
• M12: 11,517,540 km (0.108 R)
• M13: 13,929,507 km (0.09 R)
• M14: 14,313,375 km (0.09 R)
• M15: 15,920,056 km (0.096 R)
• M16: 17,037,701 km (0.075 R)
• M17: 19,428,425 km (0.093 R)
• M18: 19,787,310 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 8.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.3 AU - 6.62 AU

Year: 9395 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,840,516 km

• M1: 110,403 km (0.112 R)
• M2: 693,985 km (0.114 R)
• M3: 993,330 km (0.073 R)
• M4: 1,621,791 km (0.073 R)
• M5: 2,039,318 km (0.106 R)
• M6: 3,488,772 km (0.109 R)
• M7: 5,465,259 km (0.11 R)
• M8: 6,145,181 km (0.069 R)
• M9: 6,505,712 km (0.101 R)
• M10: 7,635,475 km (0.045 R)
• M11: 8,168,792 km (0.108 R)
• M12: 9,182,916 km (0.066 R)
• M13: 9,481,214 km (0.088 R)
• M14: 9,786,094 km (0.061 R)
• M15: 10,646,731 km (0.097 R)
• M16: 11,854,883 km (0.097 R)
• M17: 13,422,370 km (0.087 R)
• M18: 13,862,786 km (0.057 R)
• M19: 14,199,231 km (0.067 R)
• M20: 15,123,298 km (0.088 R)
• M21: 15,600,216 km (0.099 R)
• M22: 16,836,193 km (0.116 R)
• M23: 19,571,889 km (0.045 R)
• M24: 19,924,641 km (0.11 R)
• M25: 23,848,444 km (0.098 R)
• M26: 29,717,916 km (0.054 R)
• M27: 31,226,760 km (0.114 R)
• M28: 32,885,202 km (0.107 R)
• M29: 33,283,731 km (0.075 R)
• M30: 33,685,551 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.3

Radius: 7.6

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.69 AU - 8.07 AU

Year: 11652 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 63.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,840,516 km

• M1: 94,546 km (0.113 R)
• M2: 377,585 km (0.107 R)
• M3: 1,083,089 km (0.042 R)
• M4: 1,351,467 km (0.066 R)
• M5: 1,921,884 km (0.091 R)
• M6: 4,671,194 km (0.082 R)
• M7: 5,155,442 km (0.104 R)
• M8: 5,672,751 km (0.11 R)
• M9: 8,138,723 km (0.09 R)
• M10: 8,984,848 km (0.03 R)
• M11: 10,415,602 km (0.057 R)
• M12: 13,851,416 km (0.071 R)
• M13: 14,578,761 km (0.107 R)
• M14: 18,444,221 km (0.112 R)
• M15: 18,920,839 km (0.096 R)
• M16: 20,909,743 km (0.071 R)
• M17: 22,400,187 km (0.111 R)
• M18: 23,217,290 km (0.089 R)
• M19: 28,226,725 km (0.12 R)
• M20: 29,072,701 km (0.102 R)
• M21: 30,815,366 km (0.102 R)
• M22: 31,825,601 km (0.111 R)
• M23: 34,867,973 km (0.057 R)
• M24: 35,964,674 km (0.033 R)
• M25: 37,970,932 km (0.065 R)
• M26: 39,262,111 km (0.038 R)
• M27: 39,786,601 km (0.077 R)
• M28: 42,068,268 km (0.093 R)
• M29: 43,310,828 km (0.062 R)
• M30: 45,724,290 km (0.074 R)
• M31: 47,332,916 km (0.115 R)
• M32: 53,180,098 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.5

Radius: 6.2

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.27 AU - 12.63 AU

Year: 21812 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,840,516 km

• M1: 126,709 km (0.096 R)
• M2: 343,178 km (0.112 R)
• M3: 1,044,044 km (0.105 R)
• M4: 2,099,008 km (0.114 R)
• M5: 2,338,664 km (0.116 R)
• M6: 3,006,020 km (0.088 R)
• M7: 3,254,502 km (0.087 R)
• M8: 3,546,666 km (0.055 R)
• M9: 4,050,662 km (0.082 R)
• M10: 4,783,093 km (0.103 R)
• M11: 5,724,363 km (0.067 R)
• M12: 6,507,208 km (0.095 R)
• M13: 7,212,413 km (0.075 R)
• M14: 8,718,265 km (0.105 R)
• M15: 9,398,636 km (0.071 R)
• M16: 9,871,515 km (0.102 R)
• M17: 10,298,317 km (0.1 R)
• M18: 11,854,883 km (0.088 R)
• M19: 13,786,491 km (0.107 R)
• M20: 14,945,426 km (0.118 R)
• M21: 20,234,159 km (0.099 R)
• M22: 23,615,520 km (0.101 R)
• M23: 25,609,959 km (0.092 R)
• M24: 26,067,878 km (0.071 R)
• M25: 27,118,354 km (0.119 R)
• M26: 28,196,655 km (0.111 R)
• M27: 28,440,201 km (0.087 R)
• M28: 34,157,831 km (0.051 R)
• M29: 34,852,414 km (0.037 R)
• M30: 36,126,240 km (0.073 R)
• M31: 38,317,849 km (0.097 R)
• M32: 45,924,452 km (0.115 R)
• M33: 48,842,658 km (0.098 R)
• M34: 55,999,869 km (0.095 R)
• M35: 58,928,845 km (0.102 R)
• M36: 59,326,925 km (0.085 R)
• M37: 63,407,057 km (0.078 R)
• M38: 64,666,672 km (0.091 R)
• M39: 66,587,209 km (0.111 R)
• M40: 68,545,296 km (0.069 R)
• M41: 73,492,946 km (0.097 R)
• M42: 74,417,461 km (0.059 R)
• M43: 78,432,817 km (0.064 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: 410 - 15,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit