🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.45 AU - 0.69 AU

Year: 278 Days

Day: 40.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,570,323 km

• M1: 28,424 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 13.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.87 AU - 2.05 AU

Year: 1772 Days

Day: 12.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,570,323 km

• M1: 165,455 km (0.071 R)
• M2: 593,156 km (0.094 R)
• M3: 1,073,514 km (0.099 R)
• M4: 1,930,710 km (0.096 R)
• M5: 2,398,951 km (0.096 R)
• M6: 3,143,051 km (0.09 R)
• M7: 4,187,843 km (0.101 R)
• M8: 5,158,583 km (0.034 R)
• M9: 5,853,316 km (0.117 R)
• M10: 7,515,797 km (0.118 R)
• M11: 8,104,465 km (0.118 R)
• M12: 8,851,108 km (0.045 R)
• M13: 9,407,462 km (0.115 R)
• M14: 10,339,008 km (0.103 R)
• M15: 12,385,956 km (0.113 R)
• M16: 12,875,290 km (0.1 R)
• M17: 14,555,424 km (0.11 R)
• M18: 15,424,887 km (0.094 R)
• M19: 15,943,991 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.6

Radius: 12.4

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.02 AU - 2.14 AU

Year: 1937 Days

Day: 11.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,570,323 km

• M1: 157,676 km (0.104 R)
• M2: 565,031 km (0.104 R)
• M3: 1,669,063 km (0.09 R)
• M4: 2,170,366 km (0.098 R)
• M5: 2,585,949 km (0.095 R)
• M6: 3,412,926 km (0.091 R)
• M7: 3,949,384 km (0.099 R)
• M8: 4,643,219 km (0.05 R)
• M9: 5,285,293 km (0.055 R)
• M10: 6,465,171 km (0.115 R)
• M11: 6,925,185 km (0.113 R)
• M12: 9,123,077 km (0.107 R)

Asteroid Belt

Center: 3.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.1

Radius: 14

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.98 AU - 5.6 AU

Year: 6769 Days

Day: 11.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,570,323 km

• M1: 174,132 km (0.062 R)
• M2: 614,997 km (0.084 R)
• M3: 1,778,270 km (0.107 R)
• M4: 2,253,692 km (0.117 R)
• M5: 2,913,867 km (0.114 R)
• M6: 4,434,530 km (0.105 R)
• M7: 4,966,500 km (0.096 R)
• M8: 6,468,612 km (0.064 R)
• M9: 6,933,413 km (0.11 R)
• M10: 8,010,966 km (0.1 R)
• M11: 9,286,437 km (0.051 R)
• M12: 14,827,243 km (0.096 R)
• M13: 17,832,216 km (0.086 R)
• M14: 18,607,133 km (0.098 R)
• M15: 21,144,462 km (0.103 R)
• M16: 23,484,472 km (0.066 R)
• M17: 27,916,459 km (0.074 R)
• M18: 29,057,741 km (0.085 R)
• M19: 36,906,543 km (0.091 R)
• M20: 39,216,035 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779

Radius: 13.5

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.93 AU - 5.87 AU

Year: 7003 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,570,323 km

• M1: 168,447 km (0.096 R)
• M2: 639,680 km (0.116 R)
• M3: 1,077,404 km (0.087 R)
• M4: 1,852,470 km (0.072 R)
• M5: 3,796,046 km (0.119 R)
• M6: 4,622,425 km (0.079 R)
• M7: 6,848,291 km (0.106 R)
• M8: 7,754,555 km (0.079 R)
• M9: 8,237,008 km (0.106 R)
• M10: 9,805,991 km (0.113 R)
• M11: 10,710,460 km (0.099 R)
• M12: 13,876,399 km (0.102 R)
• M13: 18,456,338 km (0.091 R)
• M14: 20,893,287 km (0.102 R)
• M15: 21,989,391 km (0.103 R)
• M16: 24,296,190 km (0.119 R)
• M17: 27,958,795 km (0.069 R)
• M18: 32,489,217 km (0.113 R)
• M19: 36,920,306 km (0.103 R)
• M20: 38,521,452 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.8

Radius: 7.3

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.27 AU - 11.01 AU

Year: 17842 Days

Day: 23.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,570,323 km

• M1: 92,302 km (0.095 R)
• M2: 475,272 km (0.096 R)
• M3: 944,411 km (0.109 R)
• M4: 1,267,094 km (0.108 R)
• M5: 1,769,593 km (0.111 R)
• M6: 4,734,324 km (0.092 R)
• M7: 5,934,697 km (0.095 R)
• M8: 15,902,104 km (0.106 R)
• M9: 16,466,686 km (0.078 R)
• M10: 17,561,294 km (0.107 R)
• M11: 19,253,396 km (0.072 R)
• M12: 25,740,408 km (0.085 R)
• M13: 31,852,379 km (0.093 R)
• M14: 32,975,859 km (0.118 R)
• M15: 36,626,645 km (0.083 R)
• M16: 45,842,921 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.9

Radius: 4.4

Gravity: 31.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.44 AU - 10.12 AU

Year: 18253 Days

Day: 23.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 96.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,570,323 km

• M1: 54,753 km (0.071 R)
• M2: 447,746 km (0.116 R)
• M3: 1,795,922 km (0.089 R)
• M4: 4,213,574 km (0.102 R)
• M5: 5,277,364 km (0.113 R)
• M6: 7,122,953 km (0.094 R)
• M7: 12,022,882 km (0.113 R)
• M8: 14,487,207 km (0.115 R)
• M9: 17,432,789 km (0.056 R)
• M10: 18,697,639 km (0.081 R)
• M11: 19,045,006 km (0.116 R)
• M12: 20,386,151 km (0.103 R)
• M13: 20,846,762 km (0.11 R)
• M14: 21,033,012 km (0.109 R)
• M15: 27,371,025 km (0.081 R)
• M16: 28,385,448 km (0.084 R)
• M17: 30,849,475 km (0.108 R)
• M18: 32,444,038 km (0.111 R)
• M19: 33,198,161 km (0.094 R)
• M20: 42,280,547 km (0.071 R)
• M21: 45,797,593 km (0.073 R)
• M22: 59,170,147 km (0.109 R)
• M23: 62,587,112 km (0.078 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: 174 - 12,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit