🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.39 AU - 0.65 AU

Year: 246 Days

Day: 31.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.5 AU - 0.56 AU

Year: 253 Days

Day: 30.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.6

Radius: 8.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.92 AU - 1.22 AU

Year: 726 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,618,526 km

• M1: 104,419 km (0.115 R)
• M2: 384,616 km (0.089 R)
• M3: 683,513 km (0.067 R)
• M4: 1,154,447 km (0.118 R)
• M5: 1,502,711 km (0.032 R)
• M6: 1,895,405 km (0.046 R)
• M7: 2,175,901 km (0.102 R)
• M8: 2,444,130 km (0.119 R)
• M9: 2,821,715 km (0.113 R)
• M10: 3,761,190 km (0.119 R)
• M11: 4,705,302 km (0.092 R)
• M12: 5,291,875 km (0.102 R)
• M13: 6,130,222 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.3

Radius: 13.7

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.23 AU - 3.37 AU

Year: 3074 Days

Day: 11.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,618,526 km

• M1: 170,392 km (0.116 R)
• M2: 840,291 km (0.076 R)
• M3: 1,362,837 km (0.08 R)
• M4: 2,305,453 km (0.116 R)
• M5: 2,960,691 km (0.113 R)
• M6: 3,575,688 km (0.08 R)
• M7: 4,711,286 km (0.086 R)
• M8: 5,822,798 km (0.114 R)
• M9: 7,274,496 km (0.066 R)
• M10: 8,464,846 km (0.105 R)
• M11: 9,362,284 km (0.07 R)
• M12: 10,322,253 km (0.05 R)
• M13: 10,845,247 km (0.118 R)
• M14: 11,583,513 km (0.098 R)
• M15: 12,859,583 km (0.074 R)
• M16: 14,045,744 km (0.115 R)
• M17: 15,207,970 km (0.107 R)
• M18: 16,034,199 km (0.115 R)
• M19: 17,512,525 km (0.07 R)
• M20: 17,989,294 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.7

Radius: 7.2

Gravity: 18.82 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.59 AU - 7.39 AU

Year: 12123 Days

Day: 17.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,618,526 km

• M1: 89,609 km (0.094 R)
• M2: 340,335 km (0.082 R)
• M3: 594,203 km (0.101 R)
• M4: 1,178,233 km (0.091 R)
• M5: 2,003,265 km (0.087 R)
• M6: 2,496,040 km (0.082 R)
• M7: 2,828,896 km (0.095 R)
• M8: 3,422,799 km (0.109 R)
• M9: 4,309,466 km (0.053 R)
• M10: 5,025,890 km (0.045 R)
• M11: 6,010,543 km (0.093 R)
• M12: 7,118,166 km (0.083 R)
• M13: 8,748,633 km (0.106 R)
• M14: 9,465,506 km (0.071 R)
• M15: 10,276,476 km (0.092 R)
• M16: 10,670,517 km (0.099 R)
• M17: 11,191,716 km (0.107 R)
• M18: 12,410,639 km (0.082 R)
• M19: 13,581,243 km (0.087 R)
• M20: 14,611,673 km (0.099 R)
• M21: 15,915,717 km (0.067 R)
• M22: 18,014,576 km (0.09 R)
• M23: 20,029,360 km (0.089 R)
• M24: 23,326,198 km (0.097 R)
• M25: 24,800,634 km (0.067 R)
• M26: 26,336,107 km (0.064 R)
• M27: 27,501,624 km (0.096 R)
• M28: 28,480,592 km (0.12 R)
• M29: 29,034,254 km (0.107 R)
• M30: 35,608,183 km (0.074 R)
• M31: 37,163,402 km (0.067 R)
• M32: 38,898,887 km (0.102 R)
• M33: 43,692,153 km (0.105 R)
• M34: 54,430,587 km (0.066 R)
• M35: 56,318,063 km (0.079 R)
• M36: 57,365,697 km (0.104 R)
• M37: 58,961,607 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.9

Radius: 3.2

Gravity: 97.45 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.61 AU - 8.37 AU

Year: 14816 Days

Day: 15.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,618,526 km

• M1: 39,793 km (0.067 R)
• M2: 187,745 km (0.103 R)
• M3: 812,017 km (0.11 R)
• M4: 1,027,737 km (0.108 R)
• M5: 1,280,259 km (0.067 R)
• M6: 1,413,550 km (0.067 R)
• M7: 1,851,722 km (0.093 R)
• M8: 2,462,680 km (0.064 R)
• M9: 2,622,600 km (0.058 R)
• M10: 3,039,978 km (0.112 R)
• M11: 3,912,583 km (0.106 R)
• M12: 4,258,752 km (0.037 R)
• M13: 9,292,421 km (0.077 R)
• M14: 10,547,398 km (0.117 R)
• M15: 11,030,449 km (0.056 R)
• M16: 11,277,286 km (0.08 R)
• M17: 13,457,525 km (0.043 R)
• M18: 13,597,998 km (0.08 R)
• M19: 14,388,323 km (0.069 R)
• M20: 16,138,768 km (0.11 R)
• M21: 17,106,068 km (0.074 R)
• M22: 19,782,523 km (0.092 R)
• M23: 20,702,101 km (0.094 R)
• M24: 21,172,287 km (0.119 R)
• M25: 23,529,351 km (0.069 R)
• M26: 25,087,862 km (0.108 R)
• M27: 32,010,952 km (0.104 R)
• M28: 32,639,413 km (0.117 R)
• M29: 33,148,046 km (0.116 R)
• M30: 35,636,756 km (0.105 R)
• M31: 39,526,899 km (0.115 R)
• M32: 41,277,344 km (0.034 R)
• M33: 46,036,950 km (0.07 R)
• M34: 49,294,144 km (0.099 R)
• M35: 54,640,921 km (0.111 R)
• M36: 56,444,773 km (0.118 R)
• M37: 57,730,865 km (0.069 R)
• M38: 69,146,679 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 19,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit