🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.52 AU - 0.68 AU

Year: 300 Days

Day: 17.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 10.5

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1 AU - 1.24 AU

Year: 765 Days

Day: 6.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,417,100 km

• M1: 130,599 km (0.059 R)
• M2: 654,191 km (0.052 R)
• M3: 992,432 km (0.058 R)
• M4: 1,326,185 km (0.115 R)
• M5: 1,659,788 km (0.12 R)
• M6: 2,021,067 km (0.114 R)
• M7: 2,806,905 km (0.113 R)
• M8: 3,284,272 km (0.117 R)
• M9: 4,205,795 km (0.109 R)
• M10: 4,605,819 km (0.115 R)
• M11: 5,658,988 km (0.092 R)
• M12: 6,231,948 km (0.078 R)
• M13: 7,589,998 km (0.052 R)
• M14: 8,811,165 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.9

Radius: 11.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.42 AU - 1.98 AU

Year: 1431 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,417,100 km

• M1: 140,622 km (0.08 R)
• M2: 565,630 km (0.112 R)
• M3: 1,011,282 km (0.11 R)
• M4: 1,803,253 km (0.071 R)
• M5: 2,273,888 km (0.052 R)
• M6: 4,514,116 km (0.09 R)
• M7: 5,092,910 km (0.076 R)
• M8: 5,699,380 km (0.096 R)
• M9: 6,817,175 km (0.038 R)
• M10: 7,890,540 km (0.113 R)
• M11: 9,276,414 km (0.087 R)
• M12: 10,089,030 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.7

Radius: 12.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.76 AU - 1.78 AU

Year: 1520 Days

Day: 10.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,417,100 km

• M1: 150,495 km (0.092 R)
• M2: 666,010 km (0.106 R)
• M3: 1,192,445 km (0.09 R)
• M4: 1,830,928 km (0.071 R)
• M5: 2,230,205 km (0.102 R)
• M6: 2,858,965 km (0.089 R)
• M7: 3,282,177 km (0.117 R)
• M8: 3,779,889 km (0.101 R)
• M9: 4,221,203 km (0.107 R)
• M10: 4,753,921 km (0.072 R)
• M11: 5,756,227 km (0.062 R)
• M12: 6,436,299 km (0.113 R)
• M13: 7,144,046 km (0.037 R)
• M14: 7,635,475 km (0.091 R)
• M15: 8,011,864 km (0.083 R)
• M16: 9,096,747 km (0.102 R)
• M17: 11,946,437 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.8

Radius: 10.3

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.16 AU - 3.94 AU

Year: 4319 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,417,100 km

• M1: 128,056 km (0.081 R)
• M2: 504,893 km (0.04 R)
• M3: 1,055,712 km (0.099 R)
• M4: 1,405,322 km (0.119 R)
• M5: 1,794,426 km (0.079 R)
• M6: 2,442,185 km (0.09 R)
• M7: 3,927,542 km (0.105 R)
• M8: 4,511,722 km (0.046 R)
• M9: 5,099,492 km (0.04 R)
• M10: 5,651,359 km (0.093 R)
• M11: 7,548,858 km (0.077 R)
• M12: 8,680,267 km (0.098 R)
• M13: 10,217,086 km (0.089 R)
• M14: 12,505,634 km (0.051 R)
• M15: 17,390,304 km (0.087 R)
• M16: 20,902,413 km (0.111 R)
• M17: 22,971,351 km (0.077 R)
• M18: 23,790,549 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.7

Radius: 15

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.13 AU - 4.31 AU

Year: 4633 Days

Day: 7.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,417,100 km

• M1: 186,549 km (0.107 R)
• M2: 865,573 km (0.113 R)
• M3: 1,391,559 km (0.099 R)
• M4: 1,954,347 km (0.109 R)
• M5: 2,719,091 km (0.069 R)
• M6: 3,422,350 km (0.1 R)
• M7: 4,279,097 km (0.087 R)
• M8: 5,022,001 km (0.077 R)
• M9: 6,466,368 km (0.08 R)
• M10: 7,101,710 km (0.059 R)
• M11: 7,675,717 km (0.029 R)
• M12: 9,437,830 km (0.059 R)
• M13: 10,926,928 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.1

Radius: 8.7

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.45 AU - 4.85 AU

Year: 6474 Days

Day: 10.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,417,100 km

• M1: 124,465 km (0.111 R)
• M2: 418,126 km (0.087 R)
• M3: 701,464 km (0.102 R)
• M4: 1,025,942 km (0.097 R)
• M5: 2,712,957 km (0.119 R)
• M6: 3,195,411 km (0.079 R)
• M7: 3,599,474 km (0.1 R)
• M8: 4,085,368 km (0.052 R)
• M9: 4,357,038 km (0.03 R)
• M10: 5,567,285 km (0.068 R)
• M11: 5,901,935 km (0.057 R)
• M12: 6,713,055 km (0.087 R)
• M13: 7,413,921 km (0.106 R)
• M14: 8,047,318 km (0.086 R)
• M15: 11,327,551 km (0.05 R)
• M16: 12,889,652 km (0.117 R)
• M17: 13,476,973 km (0.109 R)
• M18: 13,915,295 km (0.103 R)
• M19: 14,476,586 km (0.108 R)
• M20: 14,936,300 km (0.074 R)
• M21: 15,704,186 km (0.082 R)
• M22: 16,067,260 km (0.099 R)
• M23: 16,560,185 km (0.117 R)
• M24: 17,511,478 km (0.082 R)
• M25: 21,312,909 km (0.102 R)
• M26: 22,667,518 km (0.069 R)
• M27: 23,523,218 km (0.094 R)
• M28: 28,126,943 km (0.095 R)
• M29: 31,445,323 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177

Radius: 4.7

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.02 AU - 7.12 AU

Year: 10873 Days

Day: 23.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,417,100 km

• M1: 75,547 km (0.087 R)
• M2: 316,250 km (0.094 R)
• M3: 773,421 km (0.092 R)
• M4: 1,206,058 km (0.117 R)
• M5: 2,214,946 km (0.103 R)
• M6: 2,361,552 km (0.068 R)
• M7: 2,747,664 km (0.073 R)
• M8: 3,803,376 km (0.083 R)
• M9: 4,910,401 km (0.092 R)
• M10: 6,313,329 km (0.107 R)
• M11: 8,231,623 km (0.065 R)
• M12: 8,786,033 km (0.079 R)
• M13: 12,491,422 km (0.088 R)
• M14: 13,169,549 km (0.104 R)
• M15: 14,092,718 km (0.102 R)
• M16: 15,000,328 km (0.117 R)
• M17: 20,058,382 km (0.071 R)
• M18: 22,775,528 km (0.072 R)
• M19: 23,160,593 km (0.088 R)
• M20: 26,229,892 km (0.036 R)
• M21: 26,823,347 km (0.115 R)
• M22: 31,515,484 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.7

Radius: 4.7

Gravity: 26.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.22 AU - 7.34 AU

Year: 11399 Days

Day: 23.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,417,100 km

• M1: 59,241 km (0.104 R)
• M2: 208,988 km (0.117 R)
• M3: 418,874 km (0.088 R)
• M4: 732,282 km (0.114 R)
• M5: 915,988 km (0.047 R)
• M6: 1,142,030 km (0.07 R)
• M7: 1,418,038 km (0.108 R)
• M8: 1,897,499 km (0.079 R)
• M9: 3,170,278 km (0.039 R)
• M10: 3,337,379 km (0.112 R)
• M11: 3,928,290 km (0.114 R)
• M12: 4,205,944 km (0.115 R)
• M13: 5,449,102 km (0.09 R)
• M14: 6,117,955 km (0.118 R)
• M15: 6,265,308 km (0.042 R)
• M16: 7,406,890 km (0.053 R)
• M17: 7,659,261 km (0.106 R)
• M18: 9,889,616 km (0.026 R)
• M19: 11,652,029 km (0.034 R)
• M20: 12,400,467 km (0.104 R)
• M21: 12,756,360 km (0.054 R)
• M22: 13,676,237 km (0.039 R)
• M23: 13,928,759 km (0.077 R)
• M24: 15,103,999 km (0.072 R)
• M25: 18,404,876 km (0.098 R)
• M26: 19,180,990 km (0.076 R)
• M27: 19,817,529 km (0.115 R)
• M28: 24,209,872 km (0.088 R)
• M29: 31,453,252 km (0.031 R)
• M30: 36,401,949 km (0.082 R)
• M31: 39,760,421 km (0.08 R)
• M32: 40,404,291 km (0.102 R)
• M33: 44,413,663 km (0.068 R)
• M34: 45,246,175 km (0.091 R)
• M35: 46,230,529 km (0.087 R)
• M36: 47,806,094 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 18,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit