🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.43 AU - 0.71 AU

Year: 278 Days

Day: 34 Hours

Environment

Temp: -133 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,482,622 km

• M1: 24,384 km (0.112 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.2

Radius: 14.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.13 AU - 1.79 AU

Year: 1139 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,482,622 km

• M1: 185,352 km (0.106 R)
• M2: 650,900 km (0.075 R)
• M3: 1,281,007 km (0.107 R)
• M4: 1,842,148 km (0.112 R)
• M5: 2,338,364 km (0.112 R)
• M6: 2,847,446 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632

Radius: 12.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.34 AU - 1.84 AU

Year: 1295 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,482,622 km

• M1: 152,889 km (0.07 R)
• M2: 623,374 km (0.1 R)
• M3: 1,299,258 km (0.108 R)
• M4: 2,070,734 km (0.094 R)
• M5: 2,524,165 km (0.119 R)
• M6: 3,256,746 km (0.08 R)
• M7: 3,761,489 km (0.047 R)
• M8: 4,317,993 km (0.117 R)
• M9: 4,987,443 km (0.067 R)
• M10: 6,417,150 km (0.11 R)
• M11: 7,443,242 km (0.088 R)
• M12: 10,978,389 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 12

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.12 AU - 3.62 AU

Year: 3994 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,482,622 km

• M1: 149,299 km (0.067 R)
• M2: 583,880 km (0.095 R)
• M3: 1,775,428 km (0.07 R)
• M4: 2,977,596 km (0.089 R)
• M5: 3,420,406 km (0.076 R)
• M6: 3,819,234 km (0.116 R)
• M7: 4,686,452 km (0.06 R)
• M8: 5,454,338 km (0.027 R)
• M9: 6,001,717 km (0.077 R)
• M10: 6,490,902 km (0.097 R)
• M11: 7,480,193 km (0.074 R)
• M12: 10,007,499 km (0.071 R)
• M13: 11,743,433 km (0.101 R)
• M14: 12,807,074 km (0.088 R)
• M15: 14,521,615 km (0.118 R)
• M16: 15,070,041 km (0.116 R)
• M17: 18,401,136 km (0.043 R)
• M18: 18,978,883 km (0.118 R)
• M19: 19,568,598 km (0.063 R)
• M20: 19,968,473 km (0.074 R)
• M21: 20,647,199 km (0.111 R)
• M22: 22,849,280 km (0.045 R)
• M23: 23,666,982 km (0.098 R)
• M24: 28,051,246 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.5

Radius: 14.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.22 AU - 5.8 AU

Year: 7241 Days

Day: 11.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,482,622 km

• M1: 183,407 km (0.045 R)
• M2: 917,484 km (0.07 R)
• M3: 1,571,226 km (0.034 R)
• M4: 3,470,222 km (0.074 R)
• M5: 4,179,465 km (0.106 R)
• M6: 5,767,148 km (0.118 R)
• M7: 6,630,926 km (0.097 R)
• M8: 7,433,518 km (0.114 R)
• M9: 8,576,745 km (0.04 R)
• M10: 11,355,974 km (0.117 R)
• M11: 13,622,681 km (0.094 R)
• M12: 17,116,390 km (0.07 R)
• M13: 21,021,343 km (0.073 R)
• M14: 21,613,302 km (0.053 R)
• M15: 23,614,173 km (0.057 R)
• M16: 30,168,505 km (0.109 R)
• M17: 32,271,103 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 908.3

Radius: 5.2

Gravity: 33.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.42 AU - 6.66 AU

Year: 9585 Days

Day: 19.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,482,622 km

• M1: 64,626 km (0.11 R)
• M2: 255,064 km (0.098 R)
• M3: 426,504 km (0.106 R)
• M4: 942,616 km (0.109 R)
• M5: 2,430,217 km (0.081 R)
• M6: 3,005,122 km (0.118 R)
• M7: 3,287,862 km (0.096 R)
• M8: 4,244,092 km (0.062 R)
• M9: 6,806,853 km (0.101 R)
• M10: 7,633,231 km (0.063 R)
• M11: 8,524,535 km (0.071 R)
• M12: 8,995,320 km (0.091 R)
• M13: 9,237,070 km (0.083 R)
• M14: 12,848,662 km (0.062 R)
• M15: 13,155,487 km (0.115 R)
• M16: 16,569,759 km (0.079 R)
• M17: 17,903,275 km (0.108 R)
• M18: 18,596,212 km (0.075 R)
• M19: 20,614,736 km (0.087 R)
• M20: 21,633,647 km (0.106 R)
• M21: 22,331,222 km (0.073 R)
• M22: 24,513,855 km (0.041 R)
• M23: 28,877,475 km (0.114 R)
• M24: 30,475,779 km (0.047 R)
• M25: 34,550,675 km (0.091 R)
• M26: 37,709,734 km (0.102 R)
• M27: 44,594,826 km (0.1 R)
• M28: 45,297,936 km (0.111 R)
• M29: 47,890,318 km (0.117 R)
• M30: 49,672,477 km (0.042 R)
• M31: 50,884,818 km (0.091 R)
• M32: 51,191,045 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.2

Radius: 7.4

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.75 AU - 7.99 AU

Year: 12919 Days

Day: 22.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,482,622 km

• M1: 98,435 km (0.098 R)
• M2: 721,660 km (0.118 R)
• M3: 1,456,634 km (0.115 R)
• M4: 2,169,319 km (0.095 R)
• M5: 2,508,158 km (0.115 R)
• M6: 2,882,153 km (0.113 R)
• M7: 4,475,669 km (0.039 R)
• M8: 4,993,427 km (0.102 R)
• M9: 5,732,740 km (0.106 R)
• M10: 6,225,815 km (0.109 R)
• M11: 6,462,628 km (0.093 R)
• M12: 6,912,618 km (0.087 R)
• M13: 7,166,785 km (0.113 R)
• M14: 7,784,176 km (0.116 R)
• M15: 8,293,856 km (0.077 R)
• M16: 10,335,866 km (0.111 R)
• M17: 14,957,094 km (0.116 R)
• M18: 17,951,894 km (0.068 R)
• M19: 18,352,368 km (0.059 R)
• M20: 19,758,438 km (0.064 R)
• M21: 20,881,170 km (0.105 R)
• M22: 22,045,789 km (0.09 R)
• M23: 22,970,753 km (0.065 R)
• M24: 26,411,953 km (0.071 R)
• M25: 30,748,197 km (0.101 R)
• M26: 32,136,315 km (0.111 R)
• M27: 34,664,968 km (0.053 R)
• M28: 38,768,587 km (0.117 R)
• M29: 43,041,851 km (0.091 R)
• M30: 49,006,018 km (0.078 R)
• M31: 51,057,005 km (0.069 R)
• M32: 52,022,660 km (0.098 R)
• M33: 55,160,774 km (0.063 R)
• M34: 56,347,983 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635

Radius: 7.2

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.28 AU - 10.26 AU

Year: 15356 Days

Day: 16.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,482,622 km

• M1: 89,609 km (0.105 R)
• M2: 353,649 km (0.112 R)
• M3: 616,942 km (0.104 R)
• M4: 885,470 km (0.087 R)
• M5: 1,258,716 km (0.061 R)
• M6: 1,817,614 km (0.114 R)
• M7: 2,049,640 km (0.03 R)
• M8: 2,596,271 km (0.099 R)
• M9: 3,391,533 km (0.106 R)
• M10: 5,825,790 km (0.106 R)
• M11: 8,184,948 km (0.071 R)
• M12: 8,773,616 km (0.09 R)
• M13: 9,337,450 km (0.079 R)
• M14: 10,312,080 km (0.07 R)
• M15: 10,651,518 km (0.093 R)
• M16: 11,293,293 km (0.112 R)
• M17: 11,532,949 km (0.105 R)
• M18: 15,770,308 km (0.094 R)
• M19: 18,274,876 km (0.113 R)
• M20: 18,940,138 km (0.114 R)
• M21: 19,535,388 km (0.075 R)
• M22: 23,468,764 km (0.078 R)
• M23: 25,671,743 km (0.119 R)
• M24: 26,190,847 km (0.084 R)
• M25: 27,143,187 km (0.113 R)
• M26: 27,790,647 km (0.115 R)
• M27: 29,909,252 km (0.054 R)
• M28: 34,590,618 km (0.084 R)
• M29: 34,843,139 km (0.063 R)
• M30: 35,096,857 km (0.099 R)
• M31: 36,514,147 km (0.076 R)
• M32: 42,855,751 km (0.107 R)
• M33: 45,373,633 km (0.091 R)
• M34: 47,519,913 km (0.113 R)
• M35: 50,539,696 km (0.111 R)
• M36: 52,678,048 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.2

Radius: 6.6

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.4 AU - 10 AU

Year: 19506 Days

Day: 17.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,482,622 km

• M1: 82,279 km (0.109 R)
• M2: 288,425 km (0.082 R)
• M3: 518,656 km (0.083 R)
• M4: 1,124,826 km (0.08 R)
• M5: 1,653,954 km (0.055 R)
• M6: 2,623,947 km (0.052 R)
• M7: 2,957,101 km (0.117 R)
• M8: 4,642,321 km (0.09 R)
• M9: 7,344,956 km (0.05 R)
• M10: 7,916,869 km (0.102 R)
• M11: 8,661,118 km (0.083 R)
• M12: 9,149,406 km (0.097 R)
• M13: 10,835,523 km (0.101 R)
• M14: 14,948,118 km (0.05 R)
• M15: 17,196,126 km (0.057 R)
• M16: 21,369,158 km (0.074 R)
• M17: 27,813,685 km (0.114 R)
• M18: 33,389,497 km (0.08 R)
• M19: 38,613,454 km (0.101 R)
• M20: 45,366,452 km (0.111 R)
• M21: 48,791,196 km (0.088 R)
• M22: 53,350,041 km (0.097 R)
• M23: 54,820,439 km (0.094 R)
• M24: 55,150,901 km (0.065 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: 159 - 10,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit