🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.82 AU - 0.98 AU

Year: 303 Days

Day: 31.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.04 AU - 1.38 AU

Year: 472 Days

Day: 32.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 153.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.07 AU - 1.53 AU

Year: 526 Days

Day: 40 Hours

Environment

Temp: 3 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,176,117 km

• M1: 285,134 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.63 AU - 5.59 AU

Year: 4098 Days

Day: 20.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,176,117 km

• M1: 639,232 km (0.075 R)
• M2: 1,991,297 km (0.082 R)

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 14

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.35 AU - 8.19 AU

Year: 6954 Days

Day: 9.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,176,117 km

• M1: 174,880 km (0.095 R)
• M2: 976,126 km (0.115 R)
• M3: 2,329,987 km (0.116 R)
• M4: 2,955,904 km (0.116 R)
• M5: 4,677,626 km (0.093 R)
• M6: 5,861,843 km (0.082 R)
• M7: 6,994,149 km (0.096 R)
• M8: 8,383,614 km (0.114 R)
• M9: 10,573,877 km (0.026 R)
• M10: 14,427,368 km (0.118 R)
• M11: 14,880,949 km (0.106 R)
• M12: 17,936,037 km (0.086 R)
• M13: 20,592,745 km (0.081 R)
• M14: 21,241,402 km (0.055 R)
• M15: 22,960,880 km (0.081 R)
• M16: 23,736,694 km (0.074 R)
• M17: 31,621,400 km (0.068 R)
• M18: 32,195,556 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.8

Radius: 9.6

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.08 AU - 9.92 AU

Year: 8792 Days

Day: 12.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,176,117 km

• M1: 124,316 km (0.064 R)
• M2: 483,052 km (0.099 R)
• M3: 1,186,162 km (0.104 R)
• M4: 1,578,108 km (0.099 R)
• M5: 2,005,659 km (0.116 R)
• M6: 2,833,982 km (0.051 R)
• M7: 3,568,807 km (0.109 R)
• M8: 4,396,681 km (0.104 R)
• M9: 4,719,514 km (0.117 R)
• M10: 5,580,001 km (0.076 R)
• M11: 6,318,864 km (0.088 R)
• M12: 6,769,603 km (0.108 R)
• M13: 7,444,738 km (0.057 R)
• M14: 8,033,854 km (0.099 R)
• M15: 8,339,782 km (0.086 R)
• M16: 8,699,116 km (0.063 R)
• M17: 12,472,872 km (0.093 R)
• M18: 13,243,600 km (0.096 R)
• M19: 15,678,605 km (0.036 R)
• M20: 17,507,289 km (0.118 R)
• M21: 19,007,606 km (0.094 R)
• M22: 19,317,723 km (0.094 R)
• M23: 20,187,784 km (0.067 R)
• M24: 20,510,616 km (0.117 R)
• M25: 31,014,032 km (0.098 R)
• M26: 31,769,352 km (0.114 R)
• M27: 32,647,491 km (0.089 R)
• M28: 33,541,638 km (0.084 R)
• M29: 35,029,389 km (0.119 R)
• M30: 36,084,802 km (0.058 R)
• M31: 37,524,831 km (0.042 R)
• M32: 43,534,925 km (0.088 R)
• M33: 46,136,432 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.7

Radius: 13.8

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.93 AU - 12.83 AU

Year: 15453 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,176,117 km

• M1: 171,738 km (0.03 R)
• M2: 677,828 km (0.082 R)
• M3: 1,353,262 km (0.078 R)
• M4: 1,794,426 km (0.091 R)
• M5: 2,654,315 km (0.119 R)
• M6: 3,919,464 km (0.049 R)
• M7: 4,474,622 km (0.11 R)
• M8: 4,977,121 km (0.076 R)
• M9: 6,056,470 km (0.1 R)
• M10: 10,352,173 km (0.108 R)
• M11: 10,935,904 km (0.094 R)
• M12: 11,915,770 km (0.087 R)
• M13: 13,909,909 km (0.108 R)
• M14: 17,962,366 km (0.119 R)
• M15: 28,763,482 km (0.096 R)
• M16: 33,572,904 km (0.027 R)
• M17: 36,434,412 km (0.056 R)
• M18: 37,787,375 km (0.059 R)
• M19: 43,988,955 km (0.116 R)
• M20: 51,339,895 km (0.089 R)
• M21: 53,039,626 km (0.12 R)
• M22: 66,003,478 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169

Radius: 7.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 11.53 AU - 17.09 AU

Year: 19204 Days

Day: 17.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,176,117 km

• M1: 89,759 km (0.111 R)
• M2: 337,942 km (0.074 R)
• M3: 583,132 km (0.078 R)
• M4: 876,494 km (0.075 R)
• M5: 1,710,502 km (0.116 R)
• M6: 2,009,698 km (0.106 R)
• M7: 2,990,162 km (0.043 R)
• M8: 3,261,234 km (0.058 R)
• M9: 3,524,077 km (0.109 R)
• M10: 4,092,549 km (0.113 R)
• M11: 5,248,492 km (0.12 R)
• M12: 6,607,888 km (0.111 R)
• M13: 7,069,547 km (0.119 R)
• M14: 8,994,871 km (0.08 R)
• M15: 9,854,610 km (0.087 R)
• M16: 10,663,785 km (0.082 R)
• M17: 10,925,432 km (0.111 R)
• M18: 15,055,231 km (0.066 R)
• M19: 16,822,281 km (0.113 R)
• M20: 17,464,803 km (0.1 R)
• M21: 17,755,622 km (0.09 R)
• M22: 18,123,632 km (0.104 R)
• M23: 19,961,442 km (0.12 R)
• M24: 22,600,498 km (0.035 R)
• M25: 27,664,386 km (0.084 R)
• M26: 33,884,516 km (0.115 R)
• M27: 40,976,203 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.9

Radius: 4.9

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 13.12 AU - 18.88 AU

Year: 22705 Days

Day: 22.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,176,117 km

• M1: 60,886 km (0.114 R)
• M2: 232,026 km (0.113 R)
• M3: 445,802 km (0.056 R)
• M4: 634,295 km (0.083 R)
• M5: 866,172 km (0.106 R)
• M6: 1,319,304 km (0.065 R)
• M7: 1,951,953 km (0.098 R)
• M8: 3,115,824 km (0.062 R)
• M9: 3,441,050 km (0.039 R)
• M10: 4,553,759 km (0.049 R)
• M11: 4,906,511 km (0.095 R)
• M12: 8,557,896 km (0.116 R)
• M13: 8,897,034 km (0.082 R)
• M14: 9,346,277 km (0.094 R)
• M15: 9,968,604 km (0.108 R)
• M16: 10,618,008 km (0.084 R)
• M17: 10,896,858 km (0.045 R)
• M18: 23,545,658 km (0.086 R)
• M19: 28,469,971 km (0.074 R)
• M20: 29,993,475 km (0.101 R)
• M21: 32,146,937 km (0.099 R)
• M22: 32,612,934 km (0.105 R)
• M23: 41,792,559 km (0.113 R)
• M24: 45,635,728 km (0.12 R)
• M25: 48,020,916 km (0.119 R)
• M26: 52,231,947 km (0.1 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 19,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit