🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.57 AU - 0.57 AU

Year: 282 Days

Day: 24.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 12.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.53 AU - 3.75 AU

Year: 3650 Days

Day: 8.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,571,485 km

• M1: 168,447 km (0.117 R)
• M2: 670,049 km (0.095 R)
• M3: 3,958,659 km (0.064 R)
• M4: 4,675,981 km (0.108 R)
• M5: 6,240,475 km (0.095 R)
• M6: 7,044,414 km (0.078 R)
• M7: 7,825,764 km (0.111 R)
• M8: 8,599,933 km (0.098 R)
• M9: 9,356,599 km (0.082 R)
• M10: 12,626,359 km (0.079 R)
• M11: 13,560,598 km (0.117 R)
• M12: 15,662,448 km (0.087 R)
• M13: 16,791,015 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.3

Radius: 12

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.06 AU - 3.42 AU

Year: 3826 Days

Day: 14.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,571,485 km

• M1: 149,598 km (0.066 R)
• M2: 580,141 km (0.073 R)
• M3: 1,089,372 km (0.113 R)
• M4: 2,043,657 km (0.107 R)
• M5: 2,423,635 km (0.1 R)
• M6: 5,311,472 km (0.067 R)
• M7: 6,953,010 km (0.082 R)
• M8: 7,367,994 km (0.116 R)
• M9: 8,167,445 km (0.098 R)
• M10: 9,023,893 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.8

Radius: 9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.78 AU - 4.5 AU

Year: 4556 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,571,485 km

• M1: 112,797 km (0.05 R)
• M2: 454,628 km (0.096 R)
• M3: 1,734,737 km (0.119 R)
• M4: 2,230,654 km (0.031 R)
• M5: 2,733,452 km (0.107 R)
• M6: 6,246,609 km (0.051 R)
• M7: 8,752,971 km (0.103 R)
• M8: 9,247,093 km (0.07 R)
• M9: 9,880,491 km (0.119 R)
• M10: 11,145,789 km (0.107 R)
• M11: 12,802,885 km (0.119 R)
• M12: 16,313,498 km (0.105 R)
• M13: 17,773,125 km (0.106 R)
• M14: 18,565,545 km (0.114 R)
• M15: 25,468,140 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.4

Radius: 3

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.93 AU - 7.09 AU

Year: 9665 Days

Day: 23.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,571,485 km

• M1: 50,265 km (0.086 R)
• M2: 190,139 km (0.095 R)
• M3: 427,551 km (0.111 R)
• M4: 872,305 km (0.116 R)
• M5: 1,270,385 km (0.04 R)
• M6: 1,993,092 km (0.113 R)
• M7: 2,106,787 km (0.095 R)
• M8: 3,353,087 km (0.119 R)
• M9: 4,840,389 km (0.096 R)
• M10: 6,497,933 km (0.074 R)
• M11: 7,103,356 km (0.027 R)
• M12: 7,920,459 km (0.098 R)
• M13: 9,820,352 km (0.025 R)
• M14: 9,943,172 km (0.071 R)
• M15: 10,831,634 km (0.099 R)
• M16: 10,962,682 km (0.03 R)
• M17: 13,507,491 km (0.082 R)
• M18: 15,024,114 km (0.111 R)
• M19: 16,020,436 km (0.096 R)
• M20: 16,304,822 km (0.109 R)
• M21: 17,178,174 km (0.059 R)
• M22: 17,416,334 km (0.098 R)
• M23: 18,828,089 km (0.075 R)
• M24: 18,954,349 km (0.111 R)
• M25: 20,647,349 km (0.106 R)
• M26: 23,517,683 km (0.058 R)
• M27: 25,546,529 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616

Radius: 5.7

Gravity: 18.96 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.62 AU - 7.82 AU

Year: 11428 Days

Day: 24.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,571,485 km

• M1: 71,059 km (0.063 R)
• M2: 341,532 km (0.097 R)
• M3: 552,016 km (0.075 R)
• M4: 888,761 km (0.061 R)
• M5: 1,144,274 km (0.11 R)
• M6: 1,434,344 km (0.112 R)
• M7: 1,619,397 km (0.116 R)
• M8: 2,567,249 km (0.109 R)
• M9: 3,759,245 km (0.076 R)
• M10: 5,551,727 km (0.061 R)
• M11: 6,652,318 km (0.087 R)
• M12: 6,968,867 km (0.1 R)
• M13: 8,472,924 km (0.102 R)
• M14: 11,817,783 km (0.103 R)
• M15: 12,758,604 km (0.082 R)
• M16: 13,124,072 km (0.119 R)
• M17: 13,622,083 km (0.058 R)
• M18: 14,003,707 km (0.107 R)
• M19: 15,879,964 km (0.097 R)
• M20: 18,145,623 km (0.098 R)
• M21: 22,768,646 km (0.069 R)
• M22: 24,781,037 km (0.087 R)
• M23: 26,908,917 km (0.035 R)
• M24: 31,303,953 km (0.091 R)
• M25: 40,691,369 km (0.067 R)
• M26: 42,015,908 km (0.063 R)
• M27: 42,824,186 km (0.061 R)
• M28: 43,642,935 km (0.034 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: 495 - 17,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit