🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.5

Radius: 10.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,664,095 km

• M1: 129,402 km (0.103 R)
• M2: 505,042 km (0.093 R)
• M3: 998,416 km (0.111 R)
• M4: 1,325,138 km (0.106 R)
• M5: 1,670,859 km (0.049 R)
• M6: 2,023,162 km (0.07 R)
• M7: 2,550,045 km (0.112 R)
• M8: 3,187,631 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 8

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.02 AU - 2.34 AU

Year: 2222 Days

Day: 10.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,664,095 km

• M1: 99,782 km (0.119 R)
• M2: 416,181 km (0.059 R)
• M3: 837,748 km (0.106 R)
• M4: 1,179,878 km (0.086 R)
• M5: 1,964,220 km (0.108 R)
• M6: 2,250,102 km (0.114 R)
• M7: 2,702,785 km (0.032 R)
• M8: 3,460,947 km (0.061 R)
• M9: 3,772,709 km (0.116 R)
• M10: 4,141,019 km (0.104 R)
• M11: 4,738,363 km (0.088 R)
• M12: 5,101,587 km (0.026 R)
• M13: 5,483,360 km (0.037 R)
• M14: 5,764,156 km (0.105 R)
• M15: 6,054,525 km (0.101 R)
• M16: 6,823,757 km (0.111 R)
• M17: 7,743,335 km (0.069 R)
• M18: 8,308,965 km (0.07 R)
• M19: 9,323,388 km (0.093 R)
• M20: 9,589,523 km (0.069 R)
• M21: 11,672,972 km (0.101 R)
• M22: 11,982,191 km (0.066 R)
• M23: 13,316,305 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.3

Radius: 14.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.67 AU - 2.75 AU

Year: 3079 Days

Day: 7.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,664,095 km

• M1: 189,840 km (0.036 R)
• M2: 691,741 km (0.037 R)
• M3: 1,278,015 km (0.054 R)
• M4: 2,277,927 km (0.083 R)
• M5: 2,815,282 km (0.032 R)
• M6: 3,811,006 km (0.051 R)
• M7: 5,822,050 km (0.108 R)
• M8: 6,868,337 km (0.088 R)
• M9: 7,591,643 km (0.087 R)
• M10: 8,909,750 km (0.106 R)
• M11: 9,734,184 km (0.078 R)
• M12: 10,648,077 km (0.04 R)
• M13: 11,660,107 km (0.093 R)
• M14: 14,885,736 km (0.04 R)
• M15: 16,412,532 km (0.108 R)
• M16: 17,486,944 km (0.109 R)
• M17: 18,266,648 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 12.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.12 AU - 5.04 AU

Year: 5689 Days

Day: 8.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,664,095 km

• M1: 174,581 km (0.109 R)
• M2: 672,891 km (0.072 R)
• M3: 1,330,523 km (0.12 R)
• M4: 1,757,326 km (0.066 R)
• M5: 2,454,003 km (0.088 R)
• M6: 6,913,516 km (0.083 R)
• M7: 12,832,954 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.5

Radius: 7.2

Gravity: 18.93 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.2 AU - 7.3 AU

Year: 12105 Days

Day: 24.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 43,664,095 km

• M1: 89,908 km (0.083 R)
• M2: 673,490 km (0.036 R)
• M3: 947,403 km (0.102 R)
• M4: 1,615,507 km (0.089 R)
• M5: 1,845,589 km (0.115 R)
• M6: 2,498,434 km (0.093 R)
• M7: 4,662,816 km (0.087 R)
• M8: 4,894,693 km (0.079 R)
• M9: 8,509,875 km (0.036 R)
• M10: 8,757,011 km (0.102 R)
• M11: 11,801,926 km (0.04 R)
• M12: 14,000,865 km (0.093 R)
• M13: 14,345,688 km (0.093 R)
• M14: 16,306,916 km (0.057 R)
• M15: 16,843,224 km (0.104 R)
• M16: 17,789,880 km (0.119 R)
• M17: 18,605,487 km (0.103 R)
• M18: 19,275,686 km (0.119 R)
• M19: 20,575,542 km (0.08 R)
• M20: 21,111,401 km (0.073 R)
• M21: 28,950,778 km (0.119 R)
• M22: 29,398,375 km (0.11 R)
• M23: 31,234,390 km (0.081 R)
• M24: 31,469,109 km (0.109 R)
• M25: 32,419,953 km (0.066 R)
• M26: 35,642,441 km (0.118 R)
• M27: 37,067,809 km (0.06 R)
• M28: 38,128,159 km (0.073 R)
• M29: 38,530,876 km (0.088 R)
• M30: 44,471,408 km (0.108 R)
• M31: 47,348,624 km (0.103 R)
• M32: 48,596,270 km (0.077 R)
• M33: 50,994,623 km (0.096 R)
• M34: 52,305,400 km (0.116 R)
• M35: 52,636,609 km (0.058 R)
• M36: 54,313,452 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 7.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.05 AU - 10.23 AU

Year: 17530 Days

Day: 16.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,664,095 km

• M1: 89,310 km (0.119 R)
• M2: 426,504 km (0.103 R)
• M3: 908,508 km (0.092 R)
• M4: 1,195,586 km (0.042 R)
• M5: 1,502,860 km (0.091 R)
• M6: 3,457,057 km (0.089 R)
• M7: 5,090,367 km (0.082 R)
• M8: 6,075,020 km (0.075 R)
• M9: 7,338,224 km (0.107 R)
• M10: 7,989,573 km (0.079 R)
• M11: 8,243,441 km (0.11 R)
• M12: 8,590,508 km (0.097 R)
• M13: 9,221,063 km (0.035 R)
• M14: 10,224,416 km (0.071 R)
• M15: 10,932,463 km (0.098 R)
• M16: 12,446,094 km (0.104 R)
• M17: 13,850,519 km (0.111 R)
• M18: 20,767,326 km (0.105 R)
• M19: 21,410,148 km (0.091 R)
• M20: 23,764,669 km (0.051 R)
• M21: 26,660,884 km (0.119 R)
• M22: 28,585,610 km (0.107 R)
• M23: 30,190,795 km (0.102 R)
• M24: 31,960,987 km (0.077 R)
• M25: 32,925,743 km (0.087 R)
• M26: 34,576,556 km (0.117 R)
• M27: 35,025,798 km (0.112 R)
• M28: 37,449,134 km (0.068 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 19,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit