🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.23 AU - 1.39 AU

Year: 559 Days

Day: 27.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,231,942 km

• M1: 67,618 km (0.033 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.5

Radius: 12.8

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.68 AU - 7.2 AU

Year: 6815 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,231,942 km

• M1: 159,771 km (0.03 R)
• M2: 598,990 km (0.029 R)
• M3: 1,011,282 km (0.026 R)
• M4: 1,597,406 km (0.084 R)
• M5: 2,184,428 km (0.114 R)
• M6: 2,678,550 km (0.098 R)
• M7: 3,401,407 km (0.052 R)
• M8: 4,882,575 km (0.108 R)
• M9: 5,544,995 km (0.079 R)
• M10: 6,721,881 km (0.101 R)
• M11: 8,099,378 km (0.118 R)
• M12: 8,555,801 km (0.079 R)
• M13: 9,982,217 km (0.039 R)
• M14: 12,629,950 km (0.042 R)
• M15: 13,646,617 km (0.028 R)
• M16: 14,474,641 km (0.119 R)
• M17: 15,461,538 km (0.098 R)
• M18: 16,036,144 km (0.059 R)
• M19: 19,271,497 km (0.069 R)
• M20: 20,541,882 km (0.09 R)
• M21: 33,417,472 km (0.104 R)
• M22: 36,133,271 km (0.104 R)
• M23: 37,487,880 km (0.087 R)
• M24: 39,346,185 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.4

Radius: 9.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.95 AU - 9.83 AU

Year: 8262 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,231,942 km

• M1: 113,246 km (0.116 R)
• M2: 644,617 km (0.053 R)
• M3: 1,527,993 km (0.11 R)
• M4: 2,263,266 km (0.062 R)
• M5: 2,673,164 km (0.069 R)
• M6: 4,553,161 km (0.049 R)
• M7: 6,430,764 km (0.086 R)
• M8: 7,034,840 km (0.043 R)
• M9: 7,445,486 km (0.025 R)
• M10: 8,945,803 km (0.09 R)
• M11: 10,020,664 km (0.032 R)
• M12: 17,113,099 km (0.107 R)
• M13: 20,593,344 km (0.102 R)
• M14: 21,203,254 km (0.063 R)
• M15: 29,201,953 km (0.059 R)
• M16: 32,056,281 km (0.102 R)
• M17: 34,448,500 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.5

Radius: 8.1

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.07 AU - 10.89 AU

Year: 10881 Days

Day: 10.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,231,942 km

• M1: 102,175 km (0.072 R)
• M2: 357,838 km (0.059 R)
• M3: 702,512 km (0.094 R)
• M4: 1,096,253 km (0.116 R)
• M5: 1,930,561 km (0.063 R)
• M6: 3,655,723 km (0.077 R)
• M7: 4,665,060 km (0.095 R)
• M8: 4,961,713 km (0.067 R)
• M9: 5,567,584 km (0.059 R)
• M10: 9,006,689 km (0.1 R)
• M11: 9,576,508 km (0.111 R)
• M12: 11,106,296 km (0.066 R)
• M13: 12,269,718 km (0.07 R)
• M14: 13,604,131 km (0.049 R)
• M15: 14,836,668 km (0.094 R)
• M16: 15,330,042 km (0.084 R)
• M17: 16,769,772 km (0.113 R)
• M18: 17,577,151 km (0.099 R)
• M19: 19,269,103 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.6

Radius: 11.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.73 AU - 11.07 AU

Year: 13415 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,231,942 km

• M1: 139,276 km (0.101 R)
• M2: 505,192 km (0.106 R)
• M3: 1,183,319 km (0.058 R)
• M4: 2,137,454 km (0.115 R)
• M5: 2,634,867 km (0.085 R)
• M6: 3,506,873 km (0.102 R)
• M7: 4,073,700 km (0.048 R)
• M8: 7,319,225 km (0.099 R)
• M9: 13,707,802 km (0.079 R)
• M10: 14,551,385 km (0.115 R)
• M11: 15,482,033 km (0.113 R)
• M12: 20,041,328 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.3

Radius: 8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.4 AU - 17.94 AU

Year: 23124 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,231,942 km

• M1: 99,483 km (0.055 R)
• M2: 458,817 km (0.088 R)
• M3: 747,541 km (0.12 R)
• M4: 2,077,914 km (0.086 R)
• M5: 2,877,066 km (0.092 R)
• M6: 4,046,622 km (0.108 R)
• M7: 4,521,147 km (0.073 R)
• M8: 5,032,173 km (0.115 R)
• M9: 6,541,616 km (0.115 R)
• M10: 6,928,925 km (0.044 R)
• M11: 7,286,015 km (0.087 R)
• M12: 8,381,221 km (0.088 R)
• M13: 9,365,874 km (0.1 R)
• M14: 10,954,304 km (0.095 R)
• M15: 14,801,812 km (0.072 R)
• M16: 15,470,065 km (0.068 R)
• M17: 22,032,326 km (0.075 R)
• M18: 22,610,222 km (0.114 R)
• M19: 24,099,469 km (0.06 R)
• M20: 29,188,190 km (0.089 R)
• M21: 39,419,338 km (0.096 R)
• M22: 44,714,205 km (0.04 R)
• M23: 50,298,245 km (0.058 R)
• M24: 60,733,295 km (0.042 R)
• M25: 62,442,151 km (0.062 R)
• M26: 62,826,169 km (0.078 R)
• M27: 67,155,232 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.4

Radius: 7.5

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 15.25 AU - 16.33 AU

Year: 23390 Days

Day: 21.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,231,942 km

• M1: 93,349 km (0.102 R)
• M2: 397,631 km (0.109 R)
• M3: 734,376 km (0.119 R)
• M4: 1,020,557 km (0.085 R)
• M5: 1,333,665 km (0.061 R)
• M6: 1,748,051 km (0.081 R)
• M7: 2,455,499 km (0.093 R)
• M8: 3,430,130 km (0.112 R)
• M9: 4,641,573 km (0.099 R)
• M10: 5,385,224 km (0.103 R)
• M11: 6,528,152 km (0.085 R)
• M12: 9,707,555 km (0.096 R)
• M13: 9,954,542 km (0.064 R)
• M14: 11,457,551 km (0.109 R)
• M15: 11,803,272 km (0.11 R)
• M16: 12,084,815 km (0.065 R)
• M17: 13,484,154 km (0.058 R)
• M18: 13,947,608 km (0.113 R)
• M19: 17,677,382 km (0.097 R)
• M20: 21,600,885 km (0.117 R)
• M21: 23,431,215 km (0.1 R)
• M22: 23,764,669 km (0.119 R)
• M23: 24,554,845 km (0.099 R)
• M24: 25,831,812 km (0.091 R)
• M25: 29,538,848 km (0.112 R)
• M26: 33,025,824 km (0.08 R)
• M27: 34,009,580 km (0.075 R)
• M28: 43,423,475 km (0.096 R)
• M29: 46,326,272 km (0.101 R)
• M30: 55,609,717 km (0.109 R)
• M31: 65,838,472 km (0.082 R)
• M32: 67,394,888 km (0.109 R)
• M33: 70,581,173 km (0.106 R)
• M34: 77,497,980 km (0.105 R)
• M35: 78,486,074 km (0.065 R)
• M36: 83,036,841 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.7

Radius: 7.2

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.48 AU - 21.02 AU

Year: 27877 Days

Day: 21.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,231,942 km

• M1: 92,601 km (0.04 R)
• M2: 359,035 km (0.118 R)
• M3: 809,324 km (0.112 R)
• M4: 1,423,723 km (0.119 R)
• M5: 1,802,056 km (0.113 R)
• M6: 2,433,359 km (0.112 R)
• M7: 2,734,350 km (0.073 R)
• M8: 2,976,399 km (0.09 R)
• M9: 4,445,301 km (0.093 R)
• M10: 5,461,968 km (0.11 R)
• M11: 6,205,469 km (0.079 R)
• M12: 7,470,618 km (0.113 R)
• M13: 8,554,455 km (0.063 R)
• M14: 9,193,388 km (0.106 R)
• M15: 14,025,997 km (0.089 R)
• M16: 15,497,591 km (0.108 R)
• M17: 18,744,314 km (0.106 R)
• M18: 19,228,413 km (0.104 R)
• M19: 23,406,083 km (0.118 R)
• M20: 23,967,524 km (0.06 R)
• M21: 30,348,770 km (0.111 R)
• M22: 32,242,231 km (0.048 R)
• M23: 34,069,718 km (0.084 R)
• M24: 38,860,291 km (0.067 R)
• M25: 39,647,176 km (0.074 R)
• M26: 40,124,393 km (0.05 R)
• M27: 43,404,476 km (0.1 R)
• M28: 44,081,257 km (0.064 R)
• M29: 49,935,620 km (0.104 R)
• M30: 55,888,119 km (0.06 R)
• M31: 56,287,695 km (0.084 R)
• M32: 58,109,049 km (0.101 R)
• M33: 61,231,456 km (0.105 R)
• M34: 61,869,042 km (0.096 R)
• M35: 66,905,404 km (0.117 R)
• M36: 82,085,997 km (0.074 R)
• M37: 88,967,200 km (0.075 R)
• M38: 93,949,856 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 10,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit