🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.95 AU - 1.37 AU

Year: 459 Days

Day: 30.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,387,968 km

• M1: 29,471 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.6 AU - 1.7 AU

Year: 778 Days

Day: 38.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,387,968 km

• M1: 222,003 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.05 AU - 3.33 AU

Year: 2092 Days

Day: 16.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,387,968 km

• M1: 22,440 km (0.115 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.4

Radius: 15

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.28 AU - 8.84 AU

Year: 9194 Days

Day: 7 Hours

Environment

Temp: -162 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,387,968 km

• M1: 186,549 km (0.113 R)
• M2: 775,515 km (0.108 R)
• M3: 1,483,263 km (0.057 R)
• M4: 2,104,842 km (0.046 R)
• M5: 3,236,700 km (0.119 R)
• M6: 4,562,735 km (0.106 R)
• M7: 5,552,026 km (0.095 R)
• M8: 6,116,459 km (0.052 R)
• M9: 8,132,290 km (0.109 R)
• M10: 8,675,929 km (0.118 R)
• M11: 10,039,513 km (0.1 R)
• M12: 10,507,006 km (0.064 R)
• M13: 14,723,123 km (0.119 R)
• M14: 15,949,078 km (0.091 R)
• M15: 17,094,997 km (0.099 R)
• M16: 17,914,195 km (0.054 R)
• M17: 19,954,710 km (0.082 R)
• M18: 24,869,300 km (0.069 R)
• M19: 25,439,567 km (0.063 R)
• M20: 28,217,450 km (0.089 R)
• M21: 28,942,251 km (0.065 R)
• M22: 32,754,753 km (0.051 R)
• M23: 35,554,926 km (0.085 R)
• M24: 36,767,417 km (0.114 R)
• M25: 37,260,042 km (0.086 R)
• M26: 38,510,980 km (0.104 R)
• M27: 44,489,210 km (0.102 R)
• M28: 45,189,478 km (0.09 R)
• M29: 51,058,800 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 11

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.67 AU - 8.71 AU

Year: 9404 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,387,968 km

• M1: 136,732 km (0.054 R)
• M2: 553,063 km (0.077 R)
• M3: 919,129 km (0.097 R)
• M4: 1,377,048 km (0.109 R)
• M5: 2,052,333 km (0.045 R)
• M6: 2,787,607 km (0.079 R)
• M7: 3,298,783 km (0.066 R)
• M8: 3,665,148 km (0.071 R)
• M9: 4,657,431 km (0.101 R)
• M10: 5,088,721 km (0.105 R)
• M11: 7,127,441 km (0.093 R)
• M12: 9,417,186 km (0.112 R)
• M13: 9,958,132 km (0.111 R)
• M14: 10,676,501 km (0.081 R)
• M15: 11,539,381 km (0.098 R)
• M16: 14,731,800 km (0.111 R)
• M17: 16,076,236 km (0.066 R)
• M18: 19,007,606 km (0.072 R)
• M19: 19,475,997 km (0.077 R)
• M20: 22,191,947 km (0.099 R)
• M21: 23,955,556 km (0.113 R)
• M22: 26,578,904 km (0.107 R)
• M23: 35,826,446 km (0.113 R)
• M24: 44,364,595 km (0.114 R)
• M25: 45,051,249 km (0.088 R)
• M26: 47,725,760 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.5

Radius: 5

Gravity: 22.9 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 10.41 AU - 14.61 AU

Year: 16243 Days

Day: 20.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,387,968 km

• M1: 62,233 km (0.075 R)
• M2: 419,622 km (0.053 R)
• M3: 623,075 km (0.087 R)
• M4: 781,649 km (0.045 R)
• M5: 1,132,605 km (0.068 R)
• M6: 2,281,667 km (0.03 R)
• M7: 2,994,351 km (0.054 R)
• M8: 3,563,720 km (0.101 R)
• M9: 4,141,467 km (0.076 R)
• M10: 4,484,645 km (0.095 R)
• M11: 5,444,016 km (0.085 R)
• M12: 5,703,868 km (0.065 R)
• M13: 5,971,797 km (0.098 R)
• M14: 6,128,726 km (0.117 R)
• M15: 6,657,704 km (0.112 R)
• M16: 7,667,489 km (0.082 R)
• M17: 8,724,997 km (0.112 R)
• M18: 12,285,725 km (0.036 R)
• M19: 13,257,064 km (0.113 R)
• M20: 15,425,036 km (0.101 R)
• M21: 16,786,377 km (0.11 R)
• M22: 19,145,236 km (0.063 R)
• M23: 19,832,788 km (0.091 R)
• M24: 20,625,956 km (0.119 R)
• M25: 28,405,195 km (0.114 R)
• M26: 28,738,200 km (0.05 R)
• M27: 30,326,780 km (0.065 R)
• M28: 31,734,196 km (0.098 R)
• M29: 32,575,086 km (0.088 R)
• M30: 42,390,801 km (0.077 R)
• M31: 43,263,555 km (0.054 R)
• M32: 45,044,816 km (0.055 R)
• M33: 46,412,440 km (0.106 R)
• M34: 49,230,266 km (0.091 R)
• M35: 54,517,653 km (0.044 R)
• M36: 55,376,494 km (0.094 R)
• M37: 56,945,177 km (0.093 R)
• M38: 58,185,643 km (0.039 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit