🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.62 AU - 0.88 AU

Year: 294 Days

Day: 35.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.9

Radius: 10.3

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.41 AU - 6.75 AU

Year: 5972 Days

Day: 13.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,684,480 km

• M1: 128,205 km (0.033 R)
• M2: 493,075 km (0.102 R)
• M3: 1,024,147 km (0.08 R)
• M4: 1,900,192 km (0.114 R)
• M5: 2,435,154 km (0.117 R)
• M6: 2,806,606 km (0.043 R)
• M7: 3,258,990 km (0.101 R)
• M8: 4,661,769 km (0.09 R)
• M9: 5,482,463 km (0.037 R)
• M10: 6,362,397 km (0.071 R)
• M11: 7,409,433 km (0.113 R)
• M12: 7,835,338 km (0.118 R)
• M13: 9,080,740 km (0.084 R)
• M14: 10,310,285 km (0.067 R)
• M15: 11,139,357 km (0.115 R)
• M16: 11,699,152 km (0.066 R)
• M17: 12,492,619 km (0.113 R)
• M18: 14,844,746 km (0.099 R)
• M19: 15,273,943 km (0.109 R)
• M20: 15,901,506 km (0.112 R)
• M21: 16,808,817 km (0.073 R)
• M22: 20,332,295 km (0.055 R)
• M23: 21,870,012 km (0.091 R)
• M24: 22,506,252 km (0.065 R)
• M25: 23,073,228 km (0.096 R)
• M26: 23,899,457 km (0.083 R)
• M27: 24,489,471 km (0.103 R)
• M28: 25,175,676 km (0.113 R)
• M29: 27,586,595 km (0.1 R)
• M30: 32,966,135 km (0.12 R)
• M31: 37,291,308 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 8.5

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.5 AU - 8.62 AU

Year: 11346 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,684,480 km

• M1: 106,663 km (0.118 R)
• M2: 892,950 km (0.046 R)
• M3: 2,053,380 km (0.06 R)
• M4: 2,806,755 km (0.092 R)
• M5: 3,198,552 km (0.061 R)
• M6: 3,626,552 km (0.101 R)
• M7: 4,628,708 km (0.077 R)
• M8: 4,913,841 km (0.059 R)
• M9: 5,555,018 km (0.115 R)
• M10: 6,799,373 km (0.057 R)
• M11: 7,465,532 km (0.109 R)
• M12: 7,770,263 km (0.1 R)
• M13: 9,122,777 km (0.09 R)
• M14: 11,123,948 km (0.07 R)
• M15: 13,085,027 km (0.056 R)
• M16: 13,593,211 km (0.079 R)
• M17: 16,479,402 km (0.077 R)
• M18: 17,987,498 km (0.073 R)
• M19: 18,615,809 km (0.119 R)
• M20: 20,250,615 km (0.102 R)
• M21: 21,276,108 km (0.064 R)
• M22: 24,560,530 km (0.097 R)
• M23: 25,924,114 km (0.077 R)
• M24: 27,543,661 km (0.095 R)
• M25: 29,445,050 km (0.077 R)
• M26: 33,389,646 km (0.084 R)
• M27: 36,041,418 km (0.039 R)
• M28: 44,977,647 km (0.106 R)
• M29: 46,720,013 km (0.068 R)
• M30: 47,310,626 km (0.081 R)
• M31: 48,205,969 km (0.072 R)
• M32: 50,338,936 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 10.1

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.38 AU - 9.92 AU

Year: 11525 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,684,480 km

• M1: 125,662 km (0.099 R)
• M2: 573,259 km (0.102 R)
• M3: 1,179,280 km (0.096 R)
• M4: 2,774,293 km (0.099 R)
• M5: 3,431,925 km (0.093 R)
• M6: 4,274,610 km (0.045 R)
• M7: 4,992,979 km (0.064 R)
• M8: 6,785,161 km (0.106 R)
• M9: 8,151,887 km (0.117 R)
• M10: 8,737,862 km (0.094 R)
• M11: 9,843,241 km (0.114 R)
• M12: 10,665,431 km (0.106 R)
• M13: 11,756,747 km (0.106 R)
• M14: 13,284,889 km (0.112 R)
• M15: 14,482,420 km (0.105 R)
• M16: 14,941,237 km (0.089 R)
• M17: 16,235,707 km (0.113 R)
• M18: 18,582,748 km (0.091 R)
• M19: 19,997,944 km (0.036 R)
• M20: 20,897,327 km (0.086 R)
• M21: 21,315,004 km (0.085 R)
• M22: 28,065,009 km (0.09 R)
• M23: 29,819,194 km (0.089 R)
• M24: 37,080,974 km (0.11 R)
• M25: 40,211,160 km (0.118 R)
• M26: 45,439,306 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.9

Radius: 5.9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.8 AU - 12 AU

Year: 18597 Days

Day: 18.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,684,480 km

• M1: 207,343 km (0.088 R)
• M2: 731,234 km (0.109 R)
• M3: 6,699,741 km (0.085 R)
• M4: 8,415,329 km (0.099 R)
• M5: 9,350,166 km (0.111 R)
• M6: 11,590,843 km (0.056 R)
• M7: 15,080,662 km (0.105 R)
• M8: 15,620,561 km (0.076 R)
• M9: 31,765,013 km (0.11 R)
• M10: 33,782,490 km (0.045 R)
• M11: 37,700,309 km (0.1 R)
• M12: 38,070,863 km (0.106 R)
• M13: 39,832,079 km (0.102 R)
• M14: 41,384,306 km (0.091 R)
• M15: 42,042,686 km (0.057 R)
• M16: 45,719,802 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 5.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.91 AU - 12.83 AU

Year: 19710 Days

Day: 20.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,684,480 km

• M1: 71,508 km (0.103 R)
• M2: 406,457 km (0.08 R)
• M3: 782,846 km (0.088 R)
• M4: 1,098,946 km (0.099 R)
• M5: 2,795,386 km (0.093 R)
• M6: 4,362,723 km (0.118 R)
• M7: 5,747,101 km (0.116 R)
• M8: 6,241,223 km (0.115 R)
• M9: 10,746,363 km (0.059 R)
• M10: 14,909,672 km (0.068 R)
• M11: 19,442,936 km (0.096 R)
• M12: 20,552,204 km (0.089 R)
• M13: 21,078,190 km (0.113 R)
• M14: 30,418,333 km (0.062 R)
• M15: 31,677,948 km (0.104 R)
• M16: 34,178,626 km (0.07 R)
• M17: 41,345,261 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.4

Radius: 4.8

Gravity: 26.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 10.65 AU - 17.67 AU

Year: 24140 Days

Day: 16.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,684,480 km

• M1: 160,967 km (0.068 R)
• M2: 311,612 km (0.106 R)
• M3: 480,060 km (0.107 R)
• M4: 730,636 km (0.113 R)
• M5: 1,013,376 km (0.107 R)
• M6: 1,562,699 km (0.072 R)
• M7: 2,012,989 km (0.052 R)
• M8: 2,268,353 km (0.086 R)
• M9: 2,569,044 km (0.081 R)
• M10: 3,110,738 km (0.117 R)
• M11: 4,044,528 km (0.107 R)
• M12: 4,811,666 km (0.099 R)
• M13: 5,922,580 km (0.114 R)
• M14: 6,094,168 km (0.073 R)
• M15: 8,049,712 km (0.115 R)
• M16: 8,207,388 km (0.077 R)
• M17: 10,081,101 km (0.097 R)
• M18: 14,569,935 km (0.069 R)
• M19: 14,804,355 km (0.055 R)
• M20: 17,728,844 km (0.112 R)
• M21: 17,906,716 km (0.119 R)
• M22: 21,215,521 km (0.09 R)
• M23: 26,269,536 km (0.111 R)
• M24: 28,037,184 km (0.058 R)
• M25: 31,938,697 km (0.107 R)
• M26: 36,329,992 km (0.116 R)
• M27: 37,927,847 km (0.117 R)
• M28: 39,269,441 km (0.08 R)
• M29: 42,363,574 km (0.066 R)
• M30: 43,322,646 km (0.068 R)
• M31: 45,616,430 km (0.068 R)
• M32: 46,793,017 km (0.119 R)
• M33: 49,558,334 km (0.032 R)
• M34: 50,622,723 km (0.066 R)
• M35: 60,897,553 km (0.104 R)
• M36: 62,941,210 km (0.062 R)
• M37: 67,164,806 km (0.091 R)
• M38: 68,467,804 km (0.086 R)
• M39: 71,573,306 km (0.109 R)
• M40: 76,641,233 km (0.085 R)
• M41: 80,717,326 km (0.085 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: 165 - 14,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit