🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.97 AU - 1.59 AU

Year: 632 Days

Day: 26.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 10.3

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.99 AU - 6.39 AU

Year: 5162 Days

Day: 13.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,649,664 km

• M1: 128,056 km (0.072 R)
• M2: 599,139 km (0.058 R)
• M3: 1,127,968 km (0.027 R)
• M4: 2,697,848 km (0.1 R)
• M5: 3,238,644 km (0.07 R)
• M6: 3,668,140 km (0.113 R)
• M7: 4,283,137 km (0.105 R)
• M8: 4,668,501 km (0.06 R)
• M9: 5,538,712 km (0.104 R)
• M10: 5,965,664 km (0.116 R)
• M11: 9,341,340 km (0.094 R)
• M12: 10,580,010 km (0.063 R)
• M13: 11,676,862 km (0.106 R)
• M14: 12,431,882 km (0.12 R)
• M15: 13,489,090 km (0.041 R)
• M16: 15,841,816 km (0.11 R)
• M17: 16,454,868 km (0.063 R)
• M18: 18,861,150 km (0.045 R)
• M19: 19,203,430 km (0.079 R)
• M20: 20,904,358 km (0.095 R)
• M21: 22,017,067 km (0.097 R)
• M22: 23,482,677 km (0.052 R)
• M23: 25,342,627 km (0.065 R)
• M24: 26,865,384 km (0.099 R)
• M25: 27,737,091 km (0.112 R)
• M26: 28,537,739 km (0.102 R)
• M27: 30,372,108 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.3

Radius: 11.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.17 AU - 6.49 AU

Year: 6145 Days

Day: 7.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,649,664 km

• M1: 141,819 km (0.041 R)
• M2: 620,532 km (0.058 R)
• M3: 2,066,994 km (0.107 R)
• M4: 2,556,179 km (0.039 R)
• M5: 3,746,379 km (0.099 R)
• M6: 4,350,156 km (0.082 R)
• M7: 6,292,535 km (0.084 R)
• M8: 7,005,668 km (0.083 R)
• M9: 7,547,362 km (0.065 R)
• M10: 10,780,621 km (0.064 R)
• M11: 13,590,219 km (0.115 R)
• M12: 16,475,961 km (0.098 R)
• M13: 17,895,645 km (0.084 R)
• M14: 19,465,376 km (0.065 R)
• M15: 20,175,816 km (0.117 R)
• M16: 21,423,163 km (0.11 R)
• M17: 24,396,122 km (0.05 R)
• M18: 28,712,918 km (0.102 R)
• M19: 29,447,892 km (0.088 R)
• M20: 30,668,910 km (0.084 R)
• M21: 32,414,717 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 13.3

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.79 AU - 7.49 AU

Year: 6642 Days

Day: 10.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 100.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,649,664 km

• M1: 165,605 km (0.095 R)
• M2: 589,266 km (0.116 R)
• M3: 1,187,209 km (0.087 R)
• M4: 1,635,105 km (0.11 R)
• M5: 2,247,558 km (0.089 R)
• M6: 2,888,436 km (0.104 R)
• M7: 4,193,079 km (0.084 R)
• M8: 4,734,174 km (0.111 R)
• M9: 5,170,402 km (0.103 R)
• M10: 5,761,762 km (0.062 R)
• M11: 6,679,545 km (0.116 R)
• M12: 8,381,370 km (0.082 R)
• M13: 10,212,598 km (0.102 R)
• M14: 10,697,145 km (0.062 R)
• M15: 11,764,825 km (0.06 R)
• M16: 12,735,416 km (0.114 R)
• M17: 13,183,612 km (0.112 R)
• M18: 15,145,288 km (0.081 R)
• M19: 16,098,376 km (0.119 R)
• M20: 17,914,495 km (0.117 R)
• M21: 18,764,061 km (0.097 R)
• M22: 19,271,796 km (0.035 R)
• M23: 21,395,787 km (0.064 R)
• M24: 24,350,345 km (0.065 R)
• M25: 33,753,917 km (0.118 R)
• M26: 35,049,734 km (0.112 R)
• M27: 37,396,925 km (0.116 R)
• M28: 38,550,773 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.8

Radius: 12.6

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.51 AU - 7.67 AU

Year: 8242 Days

Day: 11.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,649,664 km

• M1: 157,078 km (0.066 R)
• M2: 594,951 km (0.089 R)
• M3: 1,195,437 km (0.111 R)
• M4: 1,816,118 km (0.072 R)
• M5: 2,343,750 km (0.058 R)
• M6: 3,037,136 km (0.115 R)
• M7: 5,298,158 km (0.087 R)
• M8: 5,690,105 km (0.077 R)
• M9: 6,386,782 km (0.074 R)
• M10: 6,831,686 km (0.117 R)
• M11: 7,619,319 km (0.073 R)
• M12: 8,120,322 km (0.078 R)
• M13: 12,268,372 km (0.089 R)
• M14: 12,958,168 km (0.101 R)
• M15: 18,162,378 km (0.118 R)
• M16: 18,983,072 km (0.102 R)
• M17: 23,812,391 km (0.096 R)
• M18: 26,179,328 km (0.119 R)
• M19: 31,270,593 km (0.082 R)
• M20: 34,441,619 km (0.075 R)
• M21: 35,352,819 km (0.106 R)
• M22: 37,581,379 km (0.099 R)
• M23: 39,529,293 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 11.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.04 AU - 9.12 AU

Year: 10027 Days

Day: 10.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,649,664 km

• M1: 145,559 km (0.089 R)
• M2: 523,892 km (0.07 R)
• M3: 1,069,774 km (0.066 R)
• M4: 1,619,397 km (0.081 R)
• M5: 2,880,357 km (0.098 R)
• M6: 3,443,145 km (0.034 R)
• M7: 3,935,920 km (0.112 R)
• M8: 4,980,712 km (0.11 R)
• M9: 5,377,146 km (0.098 R)
• M10: 6,729,062 km (0.103 R)
• M11: 9,828,281 km (0.058 R)
• M12: 10,454,647 km (0.09 R)
• M13: 12,392,089 km (0.105 R)
• M14: 13,828,378 km (0.032 R)
• M15: 15,851,690 km (0.087 R)
• M16: 16,526,376 km (0.094 R)
• M17: 19,978,796 km (0.102 R)
• M18: 26,697,685 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.6

Radius: 5.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.15 AU - 17.07 AU

Year: 23138 Days

Day: 18.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,649,664 km

• M1: 69,713 km (0.112 R)
• M2: 282,740 km (0.097 R)
• M3: 570,865 km (0.092 R)
• M4: 1,222,514 km (0.12 R)
• M5: 2,016,729 km (0.034 R)
• M6: 3,111,337 km (0.037 R)
• M7: 4,103,470 km (0.104 R)
• M8: 6,328,439 km (0.105 R)
• M9: 7,068,051 km (0.085 R)
• M10: 7,315,037 km (0.071 R)
• M11: 8,205,892 km (0.094 R)
• M12: 8,597,539 km (0.112 R)
• M13: 9,935,243 km (0.044 R)
• M14: 11,745,976 km (0.093 R)
• M15: 14,430,959 km (0.093 R)
• M16: 14,828,889 km (0.116 R)
• M17: 22,455,987 km (0.091 R)
• M18: 24,967,286 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.4

Radius: 3.3

Gravity: 62.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 12.25 AU - 17.71 AU

Year: 25311 Days

Day: 16.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 88,649,664 km

• M1: 41,588 km (0.099 R)
• M2: 268,827 km (0.068 R)
• M3: 377,435 km (0.105 R)
• M4: 708,196 km (0.066 R)
• M5: 946,506 km (0.082 R)
• M6: 1,493,136 km (0.093 R)
• M7: 2,070,734 km (0.033 R)
• M8: 2,433,509 km (0.096 R)
• M9: 2,680,794 km (0.116 R)
• M10: 3,743,238 km (0.08 R)
• M11: 5,797,516 km (0.115 R)
• M12: 6,939,546 km (0.052 R)
• M13: 7,234,553 km (0.082 R)
• M14: 8,223,694 km (0.118 R)
• M15: 9,779,362 km (0.105 R)
• M16: 12,789,870 km (0.113 R)
• M17: 12,936,326 km (0.073 R)
• M18: 15,938,008 km (0.101 R)
• M19: 16,450,679 km (0.079 R)
• M20: 16,886,308 km (0.091 R)
• M21: 17,151,396 km (0.082 R)
• M22: 20,752,815 km (0.076 R)
• M23: 21,363,922 km (0.064 R)
• M24: 22,092,015 km (0.094 R)
• M25: 23,707,523 km (0.098 R)
• M26: 25,055,250 km (0.047 R)
• M27: 25,515,712 km (0.109 R)
• M28: 26,691,252 km (0.1 R)
• M29: 27,171,461 km (0.103 R)
• M30: 30,433,742 km (0.056 R)
• M31: 32,023,818 km (0.102 R)
• M32: 40,022,816 km (0.072 R)
• M33: 40,809,850 km (0.102 R)
• M34: 45,069,201 km (0.086 R)
• M35: 49,076,030 km (0.097 R)
• M36: 49,435,215 km (0.048 R)
• M37: 52,935,805 km (0.072 R)
• M38: 65,501,876 km (0.118 R)
• M39: 71,314,053 km (0.056 R)
• M40: 78,927,238 km (0.078 R)
• M41: 84,979,968 km (0.1 R)
• M42: 87,590,600 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 19,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit