🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.99 AU - 1.01 AU

Year: 381 Days

Day: 13.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,278,806 km

• M1: 336,296 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.09 AU - 1.11 AU

Year: 439 Days

Day: 38.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,278,806 km

• M1: 102,175 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.05 AU - 1.75 AU

Year: 631 Days

Day: 33.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.3

Radius: 9.2

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.42 AU - 5.94 AU

Year: 5155 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,278,806 km

• M1: 114,442 km (0.067 R)
• M2: 420,819 km (0.108 R)
• M3: 874,699 km (0.117 R)
• M4: 1,593,517 km (0.119 R)
• M5: 2,550,195 km (0.066 R)
• M6: 3,744,285 km (0.073 R)
• M7: 4,132,940 km (0.12 R)
• M8: 4,644,266 km (0.079 R)
• M9: 5,067,927 km (0.068 R)
• M10: 6,167,172 km (0.052 R)
• M11: 6,835,725 km (0.113 R)
• M12: 7,351,688 km (0.115 R)
• M13: 7,653,277 km (0.073 R)
• M14: 9,133,100 km (0.116 R)
• M15: 9,521,156 km (0.054 R)
• M16: 10,206,315 km (0.05 R)
• M17: 10,539,768 km (0.091 R)
• M18: 11,629,589 km (0.093 R)
• M19: 12,365,311 km (0.094 R)
• M20: 16,977,414 km (0.101 R)
• M21: 19,219,138 km (0.098 R)
• M22: 20,312,399 km (0.038 R)
• M23: 21,446,500 km (0.076 R)
• M24: 23,622,701 km (0.104 R)
• M25: 24,429,033 km (0.106 R)
• M26: 25,253,617 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.2

Radius: 10.2

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.11 AU - 6.59 AU

Year: 5388 Days

Day: 6.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,278,806 km

• M1: 127,009 km (0.094 R)
• M2: 465,997 km (0.103 R)
• M3: 1,019,809 km (0.112 R)
• M4: 1,410,259 km (0.092 R)
• M5: 2,422,588 km (0.101 R)
• M6: 3,818,934 km (0.035 R)
• M7: 4,555,405 km (0.11 R)
• M8: 5,466,456 km (0.085 R)
• M9: 8,400,369 km (0.116 R)
• M10: 10,394,359 km (0.099 R)
• M11: 10,740,529 km (0.072 R)
• M12: 11,455,756 km (0.036 R)
• M13: 12,832,805 km (0.118 R)
• M14: 15,405,439 km (0.103 R)
• M15: 16,315,144 km (0.112 R)
• M16: 17,140,176 km (0.036 R)
• M17: 21,969,345 km (0.068 R)
• M18: 26,656,994 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.4

Radius: 11

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.75 AU - 6.73 AU

Year: 5936 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,278,806 km

• M1: 142,567 km (0.115 R)
• M2: 1,131,110 km (0.108 R)
• M3: 1,754,334 km (0.113 R)
• M4: 2,383,842 km (0.077 R)
• M5: 2,935,709 km (0.073 R)
• M6: 3,826,414 km (0.025 R)
• M7: 4,374,092 km (0.103 R)
• M8: 4,749,433 km (0.092 R)
• M9: 7,778,491 km (0.09 R)
• M10: 11,702,892 km (0.027 R)
• M11: 12,114,585 km (0.07 R)
• M12: 12,750,526 km (0.116 R)
• M13: 14,792,237 km (0.084 R)
• M14: 16,847,563 km (0.079 R)
• M15: 19,513,845 km (0.067 R)
• M16: 20,909,594 km (0.113 R)
• M17: 24,395,822 km (0.073 R)
• M18: 27,703,581 km (0.112 R)
• M19: 28,251,857 km (0.107 R)
• M20: 30,131,854 km (0.116 R)
• M21: 35,088,031 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.3

Radius: 10.4

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.75 AU - 11.61 AU

Year: 12369 Days

Day: 9.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,278,806 km

• M1: 129,402 km (0.079 R)
• M2: 602,281 km (0.113 R)
• M3: 1,001,109 km (0.106 R)
• M4: 1,350,270 km (0.088 R)
• M5: 1,969,456 km (0.039 R)
• M6: 2,365,292 km (0.079 R)
• M7: 2,905,789 km (0.067 R)
• M8: 3,634,480 km (0.059 R)
• M9: 3,998,751 km (0.113 R)
• M10: 6,399,498 km (0.104 R)
• M11: 6,765,863 km (0.083 R)
• M12: 7,276,141 km (0.1 R)
• M13: 7,630,389 km (0.118 R)
• M14: 9,113,951 km (0.09 R)
• M15: 9,526,093 km (0.039 R)
• M16: 10,277,523 km (0.044 R)
• M17: 14,224,514 km (0.104 R)
• M18: 16,306,766 km (0.116 R)
• M19: 18,502,863 km (0.114 R)
• M20: 23,282,365 km (0.12 R)
• M21: 30,281,302 km (0.116 R)
• M22: 32,614,580 km (0.116 R)
• M23: 33,337,287 km (0.105 R)
• M24: 39,373,262 km (0.062 R)
• M25: 51,254,923 km (0.092 R)
• M26: 51,904,776 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.8

Radius: 6.4

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.44 AU - 15.52 AU

Year: 22078 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,278,806 km

• M1: 106,364 km (0.052 R)
• M2: 350,059 km (0.116 R)
• M3: 1,036,564 km (0.052 R)
• M4: 1,593,367 km (0.066 R)
• M5: 1,850,226 km (0.086 R)
• M6: 2,156,154 km (0.08 R)
• M7: 3,921,110 km (0.1 R)
• M8: 4,288,223 km (0.067 R)
• M9: 4,605,520 km (0.111 R)
• M10: 5,052,818 km (0.093 R)
• M11: 6,121,096 km (0.093 R)
• M12: 6,754,942 km (0.109 R)
• M13: 11,175,709 km (0.095 R)
• M14: 14,400,291 km (0.115 R)
• M15: 18,470,400 km (0.114 R)
• M16: 18,934,004 km (0.07 R)
• M17: 19,500,531 km (0.117 R)
• M18: 22,609,025 km (0.091 R)
• M19: 25,005,434 km (0.112 R)
• M20: 25,802,042 km (0.086 R)
• M21: 27,087,986 km (0.117 R)
• M22: 27,326,295 km (0.109 R)
• M23: 29,033,805 km (0.053 R)
• M24: 32,124,348 km (0.074 R)
• M25: 32,794,696 km (0.047 R)
• M26: 34,721,367 km (0.079 R)
• M27: 38,197,572 km (0.088 R)
• M28: 39,253,584 km (0.111 R)
• M29: 46,001,345 km (0.109 R)
• M30: 46,340,783 km (0.119 R)
• M31: 53,857,926 km (0.107 R)
• M32: 57,510,358 km (0.12 R)
• M33: 58,101,719 km (0.093 R)
• M34: 59,497,467 km (0.081 R)
• M35: 66,162,949 km (0.049 R)
• M36: 66,812,354 km (0.064 R)
• M37: 67,465,797 km (0.102 R)
• M38: 72,848,329 km (0.094 R)
• M39: 82,443,087 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.1

Radius: 7.7

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 12.81 AU - 17.27 AU

Year: 22211 Days

Day: 24.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,278,806 km

• M1: 96,191 km (0.084 R)
• M2: 721,211 km (0.06 R)
• M3: 984,803 km (0.102 R)
• M4: 1,344,137 km (0.089 R)
• M5: 2,046,948 km (0.096 R)
• M6: 2,306,650 km (0.083 R)
• M7: 2,738,239 km (0.119 R)
• M8: 3,425,642 km (0.081 R)
• M9: 3,825,966 km (0.103 R)
• M10: 4,431,687 km (0.056 R)
• M11: 5,498,619 km (0.115 R)
• M12: 7,061,468 km (0.091 R)
• M13: 9,302,744 km (0.073 R)
• M14: 9,960,226 km (0.097 R)
• M15: 11,501,683 km (0.063 R)
• M16: 11,910,534 km (0.087 R)
• M17: 13,948,505 km (0.11 R)
• M18: 15,704,784 km (0.1 R)
• M19: 15,955,062 km (0.103 R)
• M20: 16,208,181 km (0.094 R)
• M21: 24,882,165 km (0.084 R)
• M22: 29,177,120 km (0.077 R)
• M23: 33,388,300 km (0.078 R)
• M24: 37,688,341 km (0.107 R)
• M25: 41,383,409 km (0.066 R)
• M26: 51,847,480 km (0.073 R)
• M27: 52,776,034 km (0.116 R)
• M28: 70,303,669 km (0.118 R)
• M29: 74,926,243 km (0.064 R)
• M30: 80,487,843 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.6

Radius: 3.5

Gravity: 24.29 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 17.5 AU - 17.68 AU

Year: 28093 Days

Day: 23.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,278,806 km

• M1: 47,123 km (0.119 R)
• M2: 277,654 km (0.092 R)
• M3: 531,222 km (0.096 R)
• M4: 741,557 km (0.062 R)
• M5: 1,118,842 km (0.036 R)
• M6: 1,680,732 km (0.048 R)
• M7: 1,841,999 km (0.1 R)
• M8: 2,734,948 km (0.111 R)
• M9: 3,087,850 km (0.12 R)
• M10: 3,852,744 km (0.065 R)
• M11: 4,361,526 km (0.112 R)
• M12: 4,563,333 km (0.117 R)
• M13: 5,058,502 km (0.101 R)
• M14: 6,154,905 km (0.107 R)
• M15: 7,687,685 km (0.046 R)
• M16: 8,182,854 km (0.097 R)
• M17: 9,127,265 km (0.071 R)
• M18: 9,291,374 km (0.097 R)
• M19: 9,569,327 km (0.074 R)
• M20: 10,676,351 km (0.117 R)
• M21: 10,797,675 km (0.1 R)
• M22: 13,992,188 km (0.052 R)
• M23: 14,654,009 km (0.12 R)
• M24: 18,626,730 km (0.079 R)
• M25: 20,249,568 km (0.09 R)
• M26: 21,866,721 km (0.052 R)
• M27: 24,608,401 km (0.119 R)
• M28: 28,144,296 km (0.08 R)
• M29: 30,274,570 km (0.09 R)
• M30: 34,720,020 km (0.053 R)
• M31: 39,871,722 km (0.081 R)
• M32: 43,164,222 km (0.118 R)
• M33: 43,936,895 km (0.109 R)
• M34: 47,446,909 km (0.096 R)
• M35: 47,774,828 km (0.112 R)
• M36: 52,527,702 km (0.094 R)
• M37: 56,475,889 km (0.096 R)
• M38: 61,976,303 km (0.057 R)
• M39: 63,753,227 km (0.063 R)
• M40: 66,379,418 km (0.081 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 12,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit