🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.77 AU - 0.79 AU

Year: 305 Days

Day: 27.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 115.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,148,613 km

• M1: 43,832 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.19 AU - 1.51 AU

Year: 695 Days

Day: 12.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.2

Radius: 11.4

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.75 AU - 3.37 AU

Year: 2371 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,148,613 km

• M1: 185,053 km (0.047 R)
• M2: 715,227 km (0.078 R)
• M3: 1,177,485 km (0.043 R)
• M4: 1,679,834 km (0.098 R)
• M5: 2,268,203 km (0.064 R)
• M6: 2,718,343 km (0.069 R)
• M7: 3,090,542 km (0.052 R)
• M8: 3,742,340 km (0.12 R)
• M9: 4,289,719 km (0.065 R)
• M10: 5,345,132 km (0.088 R)
• M11: 6,230,901 km (0.111 R)
• M12: 6,883,746 km (0.098 R)
• M13: 8,326,318 km (0.082 R)
• M14: 8,768,380 km (0.113 R)
• M15: 10,343,197 km (0.104 R)
• M16: 10,774,787 km (0.092 R)
• M17: 11,341,463 km (0.071 R)
• M18: 12,534,357 km (0.066 R)
• M19: 13,436,282 km (0.094 R)
• M20: 14,771,144 km (0.116 R)
• M21: 15,319,121 km (0.075 R)
• M22: 16,561,681 km (0.09 R)
• M23: 17,481,708 km (0.073 R)
• M24: 19,661,199 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.2

Radius: 12.6

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.05 AU - 4.91 AU

Year: 4200 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,148,613 km

• M1: 157,078 km (0.09 R)
• M2: 656,435 km (0.092 R)
• M3: 1,090,568 km (0.091 R)
• M4: 1,487,751 km (0.104 R)
• M5: 2,183,231 km (0.116 R)
• M6: 3,181,648 km (0.119 R)
• M7: 3,645,850 km (0.118 R)
• M8: 5,915,848 km (0.066 R)
• M9: 6,654,263 km (0.079 R)
• M10: 7,418,558 km (0.052 R)
• M11: 7,947,985 km (0.115 R)
• M12: 9,162,122 km (0.058 R)
• M13: 11,028,804 km (0.087 R)
• M14: 11,625,849 km (0.117 R)
• M15: 12,439,063 km (0.084 R)
• M16: 13,136,937 km (0.067 R)
• M17: 13,651,254 km (0.106 R)
• M18: 14,340,003 km (0.107 R)
• M19: 17,575,057 km (0.041 R)
• M20: 19,230,806 km (0.114 R)
• M21: 19,827,552 km (0.101 R)
• M22: 23,146,830 km (0.074 R)
• M23: 23,822,115 km (0.11 R)
• M24: 24,665,398 km (0.089 R)
• M25: 25,370,153 km (0.06 R)
• M26: 26,574,416 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 9.1

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.57 AU - 9.55 AU

Year: 10135 Days

Day: 12.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,148,613 km

• M1: 113,096 km (0.052 R)
• M2: 415,433 km (0.068 R)
• M3: 755,619 km (0.108 R)
• M4: 1,453,493 km (0.039 R)
• M5: 2,032,287 km (0.051 R)
• M6: 2,551,392 km (0.109 R)
• M7: 3,250,612 km (0.104 R)
• M8: 4,044,378 km (0.079 R)
• M9: 4,651,895 km (0.119 R)
• M10: 5,486,951 km (0.099 R)
• M11: 6,380,798 km (0.106 R)
• M12: 8,274,707 km (0.073 R)
• M13: 8,918,875 km (0.081 R)
• M14: 11,216,699 km (0.037 R)
• M15: 14,463,272 km (0.113 R)
• M16: 15,948,928 km (0.115 R)
• M17: 16,371,243 km (0.113 R)
• M18: 19,779,830 km (0.112 R)
• M19: 20,267,370 km (0.11 R)
• M20: 20,929,939 km (0.113 R)
• M21: 22,211,095 km (0.108 R)
• M22: 23,093,722 km (0.053 R)
• M23: 24,368,446 km (0.088 R)
• M24: 26,958,284 km (0.079 R)
• M25: 28,991,170 km (0.07 R)
• M26: 30,797,863 km (0.111 R)
• M27: 32,791,105 km (0.094 R)
• M28: 33,359,727 km (0.088 R)
• M29: 37,402,310 km (0.119 R)
• M30: 43,375,304 km (0.065 R)
• M31: 44,198,541 km (0.072 R)
• M32: 48,031,987 km (0.12 R)
• M33: 49,209,023 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.4

Radius: 14.8

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.28 AU - 10.8 AU

Year: 12039 Days

Day: 12 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,148,613 km

• M1: 185,352 km (0.038 R)
• M2: 706,551 km (0.12 R)
• M3: 1,465,162 km (0.092 R)
• M4: 1,955,543 km (0.095 R)
• M5: 3,520,337 km (0.117 R)
• M6: 4,654,289 km (0.075 R)
• M7: 5,437,883 km (0.094 R)
• M8: 6,873,573 km (0.104 R)
• M9: 7,891,587 km (0.072 R)
• M10: 8,594,547 km (0.058 R)
• M11: 9,925,220 km (0.07 R)
• M12: 10,640,298 km (0.092 R)
• M13: 11,665,343 km (0.117 R)
• M14: 12,230,823 km (0.079 R)
• M15: 14,228,104 km (0.118 R)
• M16: 15,948,779 km (0.119 R)
• M17: 17,878,591 km (0.074 R)
• M18: 19,093,176 km (0.033 R)
• M19: 25,062,131 km (0.04 R)
• M20: 26,101,238 km (0.062 R)
• M21: 37,879,078 km (0.098 R)
• M22: 39,753,091 km (0.057 R)
• M23: 41,036,192 km (0.109 R)
• M24: 42,214,574 km (0.032 R)
• M25: 44,913,918 km (0.117 R)
• M26: 47,869,823 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.6

Radius: 3.7

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.54 AU - 13.38 AU

Year: 16071 Days

Day: 19.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,148,613 km

• M1: 49,517 km (0.108 R)
• M2: 189,092 km (0.115 R)
• M3: 479,162 km (0.118 R)
• M4: 814,710 km (0.029 R)
• M5: 974,032 km (0.098 R)
• M6: 1,382,584 km (0.111 R)
• M7: 1,536,520 km (0.106 R)
• M8: 1,749,248 km (0.108 R)
• M9: 2,547,203 km (0.12 R)
• M10: 2,801,370 km (0.117 R)
• M11: 3,771,961 km (0.083 R)
• M12: 4,017,750 km (0.11 R)
• M13: 4,694,830 km (0.089 R)
• M14: 6,893,171 km (0.097 R)
• M15: 7,302,321 km (0.09 R)
• M16: 7,598,076 km (0.119 R)
• M17: 9,643,677 km (0.039 R)
• M18: 11,739,843 km (0.066 R)
• M19: 12,620,824 km (0.064 R)
• M20: 17,245,942 km (0.083 R)
• M21: 17,394,642 km (0.083 R)
• M22: 18,771,840 km (0.106 R)
• M23: 19,326,399 km (0.09 R)
• M24: 20,055,390 km (0.115 R)
• M25: 21,914,293 km (0.096 R)
• M26: 22,440,578 km (0.041 R)
• M27: 22,796,023 km (0.106 R)
• M28: 23,155,207 km (0.118 R)
• M29: 24,069,699 km (0.097 R)
• M30: 24,442,198 km (0.027 R)
• M31: 27,157,698 km (0.11 R)
• M32: 28,277,289 km (0.116 R)
• M33: 31,708,765 km (0.076 R)
• M34: 35,889,128 km (0.114 R)
• M35: 39,383,734 km (0.045 R)
• M36: 40,030,745 km (0.044 R)
• M37: 41,479,002 km (0.07 R)
• M38: 42,283,389 km (0.096 R)
• M39: 46,175,627 km (0.087 R)
• M40: 50,908,455 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.8

Radius: 4.8

Gravity: 35.28 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.2 AU - 16.7 AU

Year: 24330 Days

Day: 18 Hours

Environment

Temp: -209 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,148,613 km

• M1: 68,665 km (0.112 R)
• M2: 300,841 km (0.073 R)
• M3: 2,251,149 km (0.061 R)
• M4: 3,416,666 km (0.113 R)
• M5: 3,697,162 km (0.081 R)
• M6: 4,129,350 km (0.101 R)
• M7: 4,706,349 km (0.106 R)
• M8: 7,507,120 km (0.106 R)
• M9: 10,204,968 km (0.068 R)
• M10: 13,410,252 km (0.036 R)
• M11: 14,909,821 km (0.115 R)
• M12: 15,405,738 km (0.12 R)
• M13: 19,677,206 km (0.075 R)
• M14: 19,874,676 km (0.099 R)
• M15: 26,553,472 km (0.062 R)
• M16: 27,159,344 km (0.086 R)
• M17: 36,040,670 km (0.102 R)
• M18: 37,233,414 km (0.1 R)
• M19: 40,648,434 km (0.065 R)
• M20: 47,558,958 km (0.092 R)
• M21: 50,825,278 km (0.077 R)
• M22: 59,226,994 km (0.057 R)
• M23: 67,158,523 km (0.088 R)
• M24: 75,527,028 km (0.119 R)
• M25: 80,715,681 km (0.085 R)
• M26: 83,010,362 km (0.064 R)
• M27: 87,996,609 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.5

Radius: 5.8

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.04 AU - 18.84 AU

Year: 29525 Days

Day: 23.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,148,613 km

• M1: 72,405 km (0.06 R)
• M2: 365,019 km (0.107 R)
• M3: 693,237 km (0.063 R)
• M4: 882,777 km (0.095 R)
• M5: 1,338,602 km (0.093 R)
• M6: 1,841,400 km (0.079 R)
• M7: 3,719,751 km (0.068 R)
• M8: 5,003,151 km (0.113 R)
• M9: 6,695,701 km (0.066 R)
• M10: 9,658,487 km (0.083 R)
• M11: 10,390,769 km (0.101 R)
• M12: 11,692,869 km (0.088 R)
• M13: 12,453,424 km (0.109 R)
• M14: 14,459,681 km (0.118 R)
• M15: 15,012,894 km (0.105 R)
• M16: 17,368,014 km (0.114 R)
• M17: 20,842,723 km (0.116 R)
• M18: 25,889,856 km (0.111 R)
• M19: 30,909,613 km (0.08 R)
• M20: 32,225,326 km (0.057 R)
• M21: 32,492,957 km (0.117 R)
• M22: 33,853,101 km (0.106 R)
• M23: 37,124,656 km (0.087 R)
• M24: 40,445,280 km (0.118 R)
• M25: 40,912,923 km (0.097 R)
• M26: 49,780,337 km (0.084 R)
• M27: 50,317,393 km (0.113 R)
• M28: 57,655,019 km (0.095 R)
• M29: 64,819,411 km (0.101 R)
• M30: 78,683,693 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 19,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit