🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.29 AU - 1.95 AU

Year: 888 Days

Day: 47.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 10.5

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.77 AU - 6.15 AU

Year: 5492 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,850,320 km

• M1: 163,062 km (0.04 R)
• M2: 843,732 km (0.112 R)
• M3: 1,474,287 km (0.04 R)
• M4: 2,235,740 km (0.094 R)
• M5: 3,025,467 km (0.06 R)
• M6: 3,593,790 km (0.077 R)
• M7: 5,105,027 km (0.079 R)
• M8: 5,486,352 km (0.032 R)
• M9: 6,173,007 km (0.1 R)
• M10: 7,176,659 km (0.096 R)
• M11: 8,949,393 km (0.07 R)
• M12: 10,458,088 km (0.099 R)
• M13: 12,088,106 km (0.102 R)
• M14: 12,811,262 km (0.104 R)
• M15: 15,154,713 km (0.066 R)
• M16: 17,182,363 km (0.113 R)
• M17: 18,041,952 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.8

Radius: 8.6

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.04 AU - 8 AU

Year: 8006 Days

Day: 14.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,850,320 km

• M1: 108,159 km (0.109 R)
• M2: 390,151 km (0.099 R)
• M3: 725,250 km (0.102 R)
• M4: 1,127,669 km (0.1 R)
• M5: 1,405,622 km (0.107 R)
• M6: 1,744,162 km (0.099 R)
• M7: 3,079,771 km (0.107 R)
• M8: 5,759,668 km (0.119 R)
• M9: 7,104,253 km (0.114 R)
• M10: 7,673,473 km (0.117 R)
• M11: 7,949,182 km (0.104 R)
• M12: 8,354,742 km (0.056 R)
• M13: 9,295,712 km (0.12 R)
• M14: 11,285,663 km (0.063 R)
• M15: 11,850,545 km (0.044 R)
• M16: 12,650,894 km (0.108 R)
• M17: 12,925,555 km (0.098 R)
• M18: 13,260,505 km (0.112 R)
• M19: 14,240,820 km (0.067 R)
• M20: 15,959,699 km (0.117 R)
• M21: 19,878,266 km (0.103 R)
• M22: 22,982,422 km (0.099 R)
• M23: 25,425,355 km (0.058 R)
• M24: 26,395,647 km (0.108 R)
• M25: 26,664,474 km (0.079 R)
• M26: 28,316,334 km (0.089 R)
• M27: 33,260,693 km (0.115 R)
• M28: 34,634,600 km (0.026 R)
• M29: 35,716,940 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.3

Radius: 14.2

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.35 AU - 8.83 AU

Year: 8126 Days

Day: 7.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,850,320 km

• M1: 179,218 km (0.09 R)
• M2: 669,750 km (0.062 R)
• M3: 1,246,749 km (0.118 R)
• M4: 3,198,702 km (0.112 R)
• M5: 5,275,419 km (0.118 R)
• M6: 7,051,595 km (0.093 R)
• M7: 11,304,961 km (0.111 R)
• M8: 14,455,193 km (0.115 R)
• M9: 19,747,218 km (0.093 R)
• M10: 22,277,517 km (0.052 R)
• M11: 25,692,985 km (0.084 R)
• M12: 32,137,363 km (0.09 R)
• M13: 34,159,477 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.3

Radius: 3.9

Gravity: 52.88 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.83 AU - 11.77 AU

Year: 14229 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,850,320 km

• M1: 55,950 km (0.101 R)
• M2: 255,663 km (0.089 R)
• M3: 397,033 km (0.064 R)
• M4: 846,724 km (0.063 R)
• M5: 1,436,738 km (0.105 R)
• M6: 1,791,734 km (0.055 R)
• M7: 1,934,450 km (0.109 R)
• M8: 3,446,585 km (0.073 R)
• M9: 3,696,414 km (0.093 R)
• M10: 3,928,590 km (0.064 R)
• M11: 4,717,120 km (0.067 R)
• M12: 4,921,172 km (0.074 R)
• M13: 5,130,908 km (0.092 R)
• M14: 5,681,578 km (0.112 R)
• M15: 6,352,225 km (0.116 R)
• M16: 11,154,765 km (0.092 R)
• M17: 11,762,731 km (0.055 R)
• M18: 12,392,388 km (0.089 R)
• M19: 12,520,893 km (0.069 R)
• M20: 13,110,608 km (0.088 R)
• M21: 13,446,006 km (0.097 R)
• M22: 14,845,494 km (0.074 R)
• M23: 17,847,924 km (0.077 R)
• M24: 18,510,193 km (0.113 R)
• M25: 19,017,480 km (0.075 R)
• M26: 20,594,989 km (0.085 R)
• M27: 23,908,133 km (0.117 R)
• M28: 24,814,098 km (0.091 R)
• M29: 27,778,829 km (0.088 R)
• M30: 31,446,220 km (0.09 R)
• M31: 35,682,683 km (0.096 R)
• M32: 38,617,344 km (0.106 R)
• M33: 40,849,943 km (0.054 R)
• M34: 41,277,942 km (0.093 R)
• M35: 44,810,097 km (0.084 R)
• M36: 48,858,066 km (0.113 R)
• M37: 50,641,572 km (0.087 R)
• M38: 52,300,313 km (0.11 R)
• M39: 53,142,998 km (0.099 R)
• M40: 54,166,247 km (0.06 R)
• M41: 60,029,586 km (0.107 R)

Asteroid Belt

Center: 10.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.4

Radius: 3.7

Gravity: 30.93 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 9.05 AU - 13.46 AU

Year: 16242 Days

Day: 20.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,850,320 km

• M1: 46,375 km (0.103 R)
• M2: 303,833 km (0.112 R)
• M3: 524,640 km (0.101 R)
• M4: 696,677 km (0.082 R)
• M5: 874,998 km (0.077 R)
• M6: 1,981,125 km (0.07 R)
• M7: 2,610,932 km (0.053 R)
• M8: 2,809,897 km (0.107 R)
• M9: 2,971,463 km (0.104 R)
• M10: 4,104,367 km (0.102 R)
• M11: 5,533,027 km (0.07 R)
• M12: 5,714,040 km (0.09 R)
• M13: 6,125,734 km (0.101 R)
• M14: 6,280,418 km (0.112 R)
• M15: 6,517,082 km (0.059 R)
• M16: 6,637,658 km (0.114 R)
• M17: 7,220,192 km (0.09 R)
• M18: 7,349,295 km (0.088 R)
• M19: 7,568,007 km (0.109 R)
• M20: 8,533,960 km (0.064 R)
• M21: 9,121,431 km (0.057 R)
• M22: 9,787,740 km (0.063 R)
• M23: 10,540,816 km (0.114 R)
• M24: 10,818,918 km (0.099 R)
• M25: 13,677,135 km (0.091 R)
• M26: 14,074,766 km (0.12 R)
• M27: 15,313,885 km (0.049 R)
• M28: 24,792,257 km (0.108 R)
• M29: 33,220,152 km (0.079 R)
• M30: 33,817,496 km (0.049 R)
• M31: 36,784,770 km (0.04 R)
• M32: 38,331,462 km (0.112 R)
• M33: 38,988,646 km (0.089 R)
• M34: 45,829,906 km (0.056 R)
• M35: 47,017,713 km (0.103 R)
• M36: 49,299,978 km (0.111 R)
• M37: 50,861,780 km (0.085 R)
• M38: 51,814,569 km (0.086 R)
• M39: 56,080,951 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.9

Radius: 4.8

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.9 AU - 15.4 AU

Year: 22912 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,850,320 km

• M1: 59,989 km (0.086 R)
• M2: 213,327 km (0.091 R)
• M3: 366,664 km (0.052 R)
• M4: 535,710 km (0.07 R)
• M5: 1,232,986 km (0.101 R)
• M6: 1,726,060 km (0.12 R)
• M7: 2,674,660 km (0.097 R)
• M8: 3,220,842 km (0.112 R)
• M9: 3,520,487 km (0.05 R)
• M10: 5,879,795 km (0.106 R)
• M11: 7,335,980 km (0.064 R)
• M12: 8,296,399 km (0.064 R)
• M13: 10,231,447 km (0.028 R)
• M14: 10,405,280 km (0.085 R)
• M15: 11,427,033 km (0.062 R)
• M16: 13,808,482 km (0.08 R)
• M17: 14,307,092 km (0.074 R)
• M18: 15,264,817 km (0.098 R)
• M19: 18,564,497 km (0.043 R)
• M20: 18,909,769 km (0.044 R)
• M21: 21,259,802 km (0.068 R)
• M22: 22,897,300 km (0.108 R)
• M23: 26,204,311 km (0.085 R)
• M24: 26,857,755 km (0.092 R)
• M25: 28,883,758 km (0.098 R)
• M26: 34,649,410 km (0.111 R)
• M27: 37,046,267 km (0.076 R)
• M28: 37,731,126 km (0.058 R)
• M29: 38,844,583 km (0.09 R)
• M30: 46,145,857 km (0.118 R)
• M31: 46,938,576 km (0.108 R)
• M32: 53,089,292 km (0.048 R)
• M33: 53,959,503 km (0.07 R)
• M34: 61,266,910 km (0.114 R)
• M35: 63,191,487 km (0.091 R)
• M36: 66,354,136 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.1

Radius: 7.4

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.07 AU - 15.25 AU

Year: 24162 Days

Day: 18.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,850,320 km

• M1: 92,601 km (0.092 R)
• M2: 404,513 km (0.102 R)
• M3: 700,118 km (0.098 R)
• M4: 1,140,085 km (0.09 R)
• M5: 2,144,336 km (0.052 R)
• M6: 2,497,836 km (0.095 R)
• M7: 3,074,087 km (0.075 R)
• M8: 4,282,987 km (0.057 R)
• M9: 5,338,400 km (0.041 R)
• M10: 5,657,941 km (0.059 R)
• M11: 6,512,893 km (0.12 R)
• M12: 7,160,652 km (0.094 R)
• M13: 9,079,244 km (0.087 R)
• M14: 12,879,329 km (0.099 R)
• M15: 16,259,942 km (0.062 R)
• M16: 20,965,992 km (0.094 R)
• M17: 23,099,258 km (0.089 R)
• M18: 25,373,145 km (0.114 R)
• M19: 31,508,304 km (0.104 R)
• M20: 35,683,131 km (0.064 R)
• M21: 38,122,025 km (0.055 R)
• M22: 39,307,289 km (0.115 R)
• M23: 45,110,041 km (0.104 R)
• M24: 47,277,265 km (0.116 R)
• M25: 48,817,675 km (0.076 R)
• M26: 49,164,443 km (0.092 R)
• M27: 49,687,736 km (0.108 R)
• M28: 51,818,010 km (0.085 R)
• M29: 58,964,749 km (0.106 R)
• M30: 60,748,703 km (0.083 R)
• M31: 63,801,397 km (0.107 R)
• M32: 65,470,461 km (0.071 R)
• M33: 70,652,382 km (0.096 R)
• M34: 73,116,259 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 13,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit