🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.4

Radius: 8.8

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.47 AU - 0.69 AU

Year: 300 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,995,862 km

• M1: 109,506 km (0.085 R)
• M2: 389,254 km (0.051 R)
• M3: 735,872 km (0.115 R)
• M4: 1,269,488 km (0.115 R)
• M5: 1,585,887 km (0.038 R)
• M6: 2,028,248 km (0.088 R)
• M7: 2,331,932 km (0.099 R)
• M8: 2,738,539 km (0.052 R)
• M9: 3,091,440 km (0.117 R)
• M10: 4,078,487 km (0.111 R)

Asteroid Belt

Center: 1.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768

Radius: 14.4

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.78 AU - 2.22 AU

Year: 1918 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,995,862 km

• M1: 179,667 km (0.05 R)
• M2: 657,782 km (0.027 R)
• M3: 1,143,526 km (0.112 R)
• M4: 1,603,540 km (0.108 R)
• M5: 2,071,482 km (0.086 R)
• M6: 2,702,037 km (0.086 R)
• M7: 4,295,404 km (0.077 R)
• M8: 5,468,401 km (0.107 R)
• M9: 6,294,480 km (0.103 R)
• M10: 7,571,896 km (0.116 R)
• M11: 8,694,329 km (0.046 R)
• M12: 9,212,835 km (0.077 R)
• M13: 10,419,641 km (0.118 R)
• M14: 11,690,625 km (0.075 R)
• M15: 13,315,407 km (0.073 R)
• M16: 14,629,625 km (0.1 R)
• M17: 15,271,699 km (0.071 R)
• M18: 15,837,029 km (0.071 R)
• M19: 16,367,503 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 11.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.5 AU - 3.16 AU

Year: 3229 Days

Day: 5.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,995,862 km

• M1: 147,354 km (0.039 R)
• M2: 635,791 km (0.104 R)
• M3: 1,136,495 km (0.07 R)
• M4: 1,700,479 km (0.065 R)
• M5: 2,124,589 km (0.101 R)
• M6: 2,767,411 km (0.106 R)
• M7: 3,190,773 km (0.101 R)
• M8: 4,214,022 km (0.114 R)
• M9: 4,802,092 km (0.05 R)
• M10: 5,856,457 km (0.111 R)
• M11: 7,285,566 km (0.107 R)
• M12: 9,200,867 km (0.088 R)
• M13: 11,079,966 km (0.116 R)
• M14: 11,699,451 km (0.113 R)
• M15: 13,399,032 km (0.106 R)
• M16: 13,848,574 km (0.074 R)
• M17: 15,150,225 km (0.092 R)
• M18: 17,400,028 km (0.067 R)
• M19: 18,481,770 km (0.084 R)
• M20: 18,852,174 km (0.105 R)
• M21: 20,187,784 km (0.087 R)
• M22: 20,580,777 km (0.047 R)
• M23: 25,247,333 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.6

Radius: 13.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.07 AU - 6.11 AU

Year: 7789 Days

Day: 7.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,995,862 km

• M1: 227,090 km (0.114 R)
• M2: 748,737 km (0.081 R)
• M3: 1,946,119 km (0.11 R)
• M4: 3,816,391 km (0.103 R)
• M5: 4,327,418 km (0.101 R)
• M6: 5,152,599 km (0.032 R)
• M7: 6,235,090 km (0.055 R)
• M8: 9,048,577 km (0.074 R)
• M9: 9,750,041 km (0.083 R)
• M10: 17,539,752 km (0.092 R)
• M11: 21,667,756 km (0.118 R)
• M12: 23,000,074 km (0.104 R)
• M13: 23,532,643 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.8

Radius: 6.3

Gravity: 17.76 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.23 AU - 7.39 AU

Year: 10751 Days

Day: 23.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,995,862 km

• M1: 78,389 km (0.061 R)
• M2: 345,421 km (0.116 R)
• M3: 1,663,229 km (0.072 R)
• M4: 2,215,245 km (0.087 R)
• M5: 2,424,383 km (0.058 R)
• M6: 2,667,480 km (0.083 R)
• M7: 3,446,585 km (0.107 R)
• M8: 7,373,529 km (0.088 R)
• M9: 9,617,498 km (0.109 R)
• M10: 12,576,543 km (0.115 R)
• M11: 12,817,246 km (0.059 R)
• M12: 13,621,036 km (0.064 R)
• M13: 17,920,927 km (0.077 R)
• M14: 25,172,535 km (0.105 R)
• M15: 29,703,704 km (0.075 R)
• M16: 31,107,381 km (0.092 R)
• M17: 32,894,926 km (0.032 R)
• M18: 33,352,247 km (0.115 R)
• M19: 35,105,235 km (0.102 R)
• M20: 40,994,454 km (0.102 R)
• M21: 45,784,728 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520

Radius: 6.1

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.62 AU - 7.78 AU

Year: 14492 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,995,862 km

• M1: 75,846 km (0.108 R)
• M2: 477,816 km (0.064 R)
• M3: 801,545 km (0.065 R)
• M4: 1,013,974 km (0.112 R)
• M5: 1,425,668 km (0.104 R)
• M6: 1,631,514 km (0.073 R)
• M7: 2,514,740 km (0.084 R)
• M8: 2,706,674 km (0.097 R)
• M9: 4,043,780 km (0.09 R)
• M10: 4,615,543 km (0.086 R)
• M11: 5,662,130 km (0.05 R)
• M12: 6,106,884 km (0.081 R)
• M13: 6,298,968 km (0.108 R)
• M14: 9,128,163 km (0.03 R)
• M15: 9,635,599 km (0.112 R)
• M16: 9,843,839 km (0.044 R)
• M17: 12,275,702 km (0.089 R)
• M18: 12,768,627 km (0.074 R)
• M19: 13,210,689 km (0.101 R)
• M20: 14,942,135 km (0.074 R)
• M21: 18,767,352 km (0.109 R)
• M22: 20,602,020 km (0.095 R)
• M23: 24,333,889 km (0.034 R)
• M24: 25,013,063 km (0.071 R)
• M25: 26,920,137 km (0.06 R)
• M26: 30,347,723 km (0.11 R)
• M27: 34,175,933 km (0.1 R)
• M28: 34,904,774 km (0.1 R)
• M29: 35,396,502 km (0.106 R)
• M30: 35,644,086 km (0.068 R)
• M31: 36,017,632 km (0.085 R)
• M32: 37,026,520 km (0.11 R)
• M33: 38,053,958 km (0.082 R)
• M34: 38,444,259 km (0.106 R)
• M35: 46,522,095 km (0.073 R)
• M36: 49,705,089 km (0.086 R)
• M37: 52,707,369 km (0.076 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 11,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit