🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 10

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.45 AU - 1.81 AU

Year: 1388 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,020,760 km

• M1: 124,316 km (0.057 R)
• M2: 467,344 km (0.081 R)
• M3: 1,032,824 km (0.094 R)
• M4: 1,396,646 km (0.106 R)
• M5: 1,930,561 km (0.11 R)
• M6: 2,281,816 km (0.108 R)
• M7: 2,757,238 km (0.062 R)
• M8: 3,855,736 km (0.097 R)
• M9: 5,013,922 km (0.052 R)
• M10: 5,821,152 km (0.06 R)
• M11: 6,172,259 km (0.118 R)
• M12: 6,587,243 km (0.035 R)
• M13: 7,178,304 km (0.093 R)
• M14: 8,735,618 km (0.096 R)
• M15: 9,385,770 km (0.083 R)
• M16: 10,336,315 km (0.1 R)
• M17: 10,887,583 km (0.102 R)
• M18: 11,751,212 km (0.107 R)
• M19: 12,466,589 km (0.076 R)
• M20: 13,655,144 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.3

Radius: 12.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.91 AU - 2.09 AU

Year: 1886 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,020,760 km

• M1: 151,692 km (0.097 R)
• M2: 608,564 km (0.08 R)
• M3: 998,117 km (0.092 R)
• M4: 1,399,787 km (0.118 R)
• M5: 1,789,789 km (0.116 R)
• M6: 2,682,140 km (0.113 R)
• M7: 3,836,138 km (0.114 R)
• M8: 5,278,411 km (0.098 R)
• M9: 6,002,465 km (0.078 R)
• M10: 6,535,333 km (0.095 R)
• M11: 8,006,777 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.6

Radius: 11.5

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.16 AU - 3 AU

Year: 2763 Days

Day: 7.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,020,760 km

• M1: 150,346 km (0.025 R)
• M2: 570,566 km (0.113 R)
• M3: 928,404 km (0.09 R)
• M4: 1,299,258 km (0.037 R)
• M5: 1,760,019 km (0.059 R)
• M6: 2,122,195 km (0.093 R)
• M7: 2,580,713 km (0.113 R)
• M8: 3,582,420 km (0.034 R)
• M9: 4,756,016 km (0.095 R)
• M10: 5,342,140 km (0.119 R)
• M11: 7,913,279 km (0.103 R)
• M12: 8,491,474 km (0.113 R)
• M13: 10,842,854 km (0.099 R)
• M14: 11,386,044 km (0.111 R)
• M15: 13,408,008 km (0.061 R)
• M16: 14,280,164 km (0.089 R)
• M17: 14,730,304 km (0.103 R)
• M18: 15,764,474 km (0.119 R)
• M19: 16,901,867 km (0.081 R)
• M20: 18,326,188 km (0.114 R)
• M21: 19,339,414 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.1

Radius: 4.6

Gravity: 40.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.59 AU - 8.41 AU

Year: 12350 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,020,760 km

• M1: 64,626 km (0.103 R)
• M2: 319,242 km (0.108 R)
• M3: 491,130 km (0.086 R)
• M4: 707,299 km (0.112 R)
• M5: 909,854 km (0.108 R)
• M6: 1,629,719 km (0.12 R)
• M7: 1,776,624 km (0.119 R)
• M8: 1,932,206 km (0.057 R)
• M9: 2,852,831 km (0.073 R)
• M10: 3,266,619 km (0.116 R)
• M11: 3,831,800 km (0.08 R)
• M12: 5,223,210 km (0.105 R)
• M13: 6,587,841 km (0.036 R)
• M14: 7,619,468 km (0.054 R)
• M15: 8,221,151 km (0.071 R)
• M16: 8,557,896 km (0.103 R)
• M17: 11,003,971 km (0.083 R)
• M18: 12,892,344 km (0.116 R)
• M19: 13,678,033 km (0.074 R)
• M20: 15,128,833 km (0.085 R)
• M21: 16,451,427 km (0.102 R)
• M22: 18,577,064 km (0.071 R)
• M23: 19,156,606 km (0.043 R)
• M24: 20,439,108 km (0.065 R)
• M25: 20,702,251 km (0.045 R)
• M26: 23,459,639 km (0.031 R)
• M27: 23,651,723 km (0.063 R)
• M28: 25,529,176 km (0.079 R)
• M29: 27,503,718 km (0.116 R)
• M30: 28,039,727 km (0.12 R)
• M31: 33,060,980 km (0.098 R)
• M32: 33,302,580 km (0.088 R)
• M33: 44,983,930 km (0.107 R)
• M34: 45,280,433 km (0.116 R)
• M35: 45,429,133 km (0.088 R)
• M36: 46,177,871 km (0.106 R)
• M37: 47,699,879 km (0.109 R)
• M38: 48,473,300 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.4

Radius: 7.7

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.63 AU - 9.63 AU

Year: 15458 Days

Day: 16 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,020,760 km

• M1: 96,042 km (0.112 R)
• M2: 1,531,882 km (0.053 R)
• M3: 1,940,883 km (0.099 R)
• M4: 2,239,480 km (0.066 R)
• M5: 2,590,437 km (0.063 R)
• M6: 4,469,386 km (0.115 R)
• M7: 5,521,807 km (0.098 R)
• M8: 6,283,260 km (0.063 R)
• M9: 6,647,830 km (0.092 R)
• M10: 7,243,230 km (0.065 R)
• M11: 7,508,916 km (0.079 R)
• M12: 9,089,267 km (0.117 R)
• M13: 9,398,785 km (0.078 R)
• M14: 10,822,060 km (0.081 R)
• M15: 11,766,172 km (0.095 R)
• M16: 12,764,289 km (0.095 R)
• M17: 13,022,345 km (0.04 R)
• M18: 19,367,240 km (0.081 R)
• M19: 19,794,192 km (0.068 R)
• M20: 20,666,946 km (0.041 R)
• M21: 21,293,013 km (0.101 R)
• M22: 21,656,386 km (0.085 R)
• M23: 22,676,943 km (0.053 R)
• M24: 24,514,902 km (0.111 R)
• M25: 25,931,145 km (0.069 R)
• M26: 27,294,281 km (0.115 R)
• M27: 33,226,136 km (0.055 R)
• M28: 33,592,501 km (0.112 R)
• M29: 34,208,994 km (0.093 R)
• M30: 36,750,512 km (0.077 R)
• M31: 37,536,948 km (0.107 R)
• M32: 40,101,205 km (0.072 R)
• M33: 42,924,117 km (0.093 R)
• M34: 45,425,393 km (0.115 R)
• M35: 55,371,258 km (0.081 R)
• M36: 55,714,137 km (0.075 R)
• M37: 57,625,848 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.7

Radius: 3.3

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.19 AU - 9.11 AU

Year: 15516 Days

Day: 23 Hours

Environment

Temp: -241 °C

Axial Tilt: 108 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,020,760 km

• M1: 46,525 km (0.036 R)
• M2: 265,237 km (0.101 R)
• M3: 794,664 km (0.07 R)
• M4: 2,960,841 km (0.106 R)
• M5: 12,677,073 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.4

Radius: 4.5

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.35 AU - 9.01 AU

Year: 15601 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,020,760 km

• M1: 56,698 km (0.039 R)
• M2: 224,546 km (0.108 R)
• M3: 405,560 km (0.092 R)
• M4: 598,691 km (0.059 R)
• M5: 1,004,400 km (0.073 R)
• M6: 1,260,811 km (0.113 R)
• M7: 1,854,415 km (0.091 R)
• M8: 3,804,872 km (0.098 R)
• M9: 4,638,432 km (0.11 R)
• M10: 10,845,696 km (0.077 R)
• M11: 12,026,771 km (0.112 R)
• M12: 15,043,711 km (0.116 R)
• M13: 17,462,111 km (0.1 R)
• M14: 20,541,134 km (0.109 R)
• M15: 20,708,085 km (0.066 R)
• M16: 21,902,624 km (0.081 R)
• M17: 22,428,311 km (0.047 R)
• M18: 24,615,432 km (0.096 R)
• M19: 25,470,982 km (0.079 R)
• M20: 27,645,387 km (0.077 R)
• M21: 28,053,640 km (0.098 R)
• M22: 31,576,221 km (0.054 R)
• M23: 35,382,440 km (0.104 R)
• M24: 38,461,613 km (0.062 R)
• M25: 42,657,234 km (0.037 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: 537 - 17,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit