🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.38 AU - 0.62 AU

Year: 155 Days

Day: 35.5 Hours

Environment

Temp: 37 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.46 AU - 0.76 AU

Year: 209 Days

Day: 20.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,048,901 km

• M1: 521,349 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.91 AU - 2.45 AU

Year: 1415 Days

Day: 31.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.4

Radius: 10

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.57 AU - 3.71 AU

Year: 2447 Days

Day: 7.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,048,901 km

• M1: 124,465 km (0.079 R)
• M2: 523,293 km (0.04 R)
• M3: 1,091,017 km (0.081 R)
• M4: 1,495,680 km (0.113 R)
• M5: 3,404,848 km (0.07 R)
• M6: 4,303,931 km (0.055 R)
• M7: 5,256,420 km (0.035 R)
• M8: 5,756,825 km (0.113 R)
• M9: 6,708,866 km (0.077 R)
• M10: 7,985,834 km (0.091 R)
• M11: 8,412,187 km (0.064 R)
• M12: 8,992,627 km (0.118 R)
• M13: 9,894,403 km (0.118 R)
• M14: 10,386,580 km (0.087 R)
• M15: 11,175,709 km (0.042 R)
• M16: 13,006,936 km (0.081 R)
• M17: 14,302,005 km (0.092 R)
• M18: 17,092,903 km (0.097 R)
• M19: 18,701,828 km (0.08 R)
• M20: 19,396,262 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.9

Radius: 4.3

Gravity: 22.39 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 10.1 AU - 13.62 AU

Year: 17959 Days

Day: 19.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,048,901 km

• M1: 54,005 km (0.051 R)
• M2: 191,036 km (0.082 R)
• M3: 426,055 km (0.109 R)
• M4: 725,849 km (0.117 R)
• M5: 1,033,721 km (0.104 R)
• M6: 1,244,056 km (0.052 R)
• M7: 1,423,723 km (0.116 R)
• M8: 1,784,254 km (0.097 R)
• M9: 1,958,984 km (0.092 R)
• M10: 2,363,347 km (0.11 R)
• M11: 2,729,712 km (0.072 R)
• M12: 4,176,324 km (0.057 R)
• M13: 7,397,166 km (0.086 R)
• M14: 7,988,526 km (0.075 R)
• M15: 8,660,221 km (0.045 R)
• M16: 10,502,519 km (0.099 R)
• M17: 10,785,408 km (0.079 R)
• M18: 12,276,749 km (0.056 R)
• M19: 14,036,020 km (0.077 R)
• M20: 14,448,462 km (0.067 R)
• M21: 15,808,456 km (0.064 R)
• M22: 18,206,510 km (0.105 R)
• M23: 18,369,123 km (0.094 R)
• M24: 19,280,622 km (0.102 R)
• M25: 21,373,197 km (0.03 R)
• M26: 24,888,149 km (0.069 R)
• M27: 25,593,802 km (0.057 R)
• M28: 28,659,810 km (0.071 R)
• M29: 31,142,686 km (0.085 R)
• M30: 34,257,464 km (0.109 R)
• M31: 38,635,296 km (0.115 R)
• M32: 39,173,698 km (0.077 R)
• M33: 44,099,358 km (0.067 R)
• M34: 47,551,478 km (0.098 R)
• M35: 52,812,686 km (0.066 R)
• M36: 57,395,467 km (0.102 R)
• M37: 58,096,183 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.4

Radius: 5.2

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 13.2 AU - 16.9 AU

Year: 25673 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,048,901 km

• M1: 67,319 km (0.102 R)
• M2: 303,684 km (0.086 R)
• M3: 479,162 km (0.105 R)
• M4: 734,675 km (0.069 R)
• M5: 949,049 km (0.104 R)
• M6: 1,325,736 km (0.117 R)
• M7: 2,190,262 km (0.095 R)
• M8: 3,007,964 km (0.11 R)
• M9: 3,531,407 km (0.114 R)
• M10: 5,222,312 km (0.081 R)
• M11: 6,242,570 km (0.083 R)
• M12: 7,139,558 km (0.061 R)
• M13: 8,281,888 km (0.104 R)
• M14: 8,446,595 km (0.119 R)
• M15: 10,279,318 km (0.085 R)
• M16: 20,361,916 km (0.096 R)
• M17: 24,614,983 km (0.047 R)
• M18: 24,841,923 km (0.033 R)
• M19: 25,070,210 km (0.09 R)
• M20: 39,591,076 km (0.085 R)
• M21: 41,485,434 km (0.107 R)
• M22: 43,439,482 km (0.031 R)
• M23: 48,948,423 km (0.065 R)
• M24: 52,994,597 km (0.088 R)
• M25: 53,563,069 km (0.097 R)
• M26: 55,098,691 km (0.038 R)
• M27: 57,257,987 km (0.098 R)
• M28: 61,744,427 km (0.087 R)
• M29: 65,803,017 km (0.109 R)
• M30: 76,357,596 km (0.09 R)
• M31: 79,038,539 km (0.107 R)
• M32: 83,559,835 km (0.106 R)
• M33: 87,456,710 km (0.114 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: 342 - 18,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit