🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.3

Radius: 9.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.7 AU - 0.8 AU

Year: 419 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 45,116,704 km

• M1: 118,332 km (0.106 R)
• M2: 417,528 km (0.107 R)
• M3: 915,689 km (0.12 R)
• M4: 1,743,264 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 11.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.79 AU - 4.05 AU

Year: 4084 Days

Day: 6.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,116,704 km

• M1: 143,016 km (0.095 R)
• M2: 581,786 km (0.089 R)
• M3: 962,662 km (0.104 R)
• M4: 1,321,099 km (0.108 R)
• M5: 1,723,068 km (0.091 R)
• M6: 2,368,134 km (0.116 R)
• M7: 3,023,822 km (0.117 R)
• M8: 4,208,188 km (0.083 R)
• M9: 8,366,411 km (0.087 R)
• M10: 8,991,131 km (0.119 R)
• M11: 9,450,696 km (0.12 R)
• M12: 10,210,503 km (0.107 R)
• M13: 10,753,394 km (0.09 R)
• M14: 14,738,532 km (0.075 R)
• M15: 15,486,970 km (0.09 R)
• M16: 16,204,292 km (0.089 R)
• M17: 17,586,875 km (0.09 R)
• M18: 21,116,487 km (0.065 R)
• M19: 23,547,602 km (0.117 R)
• M20: 25,167,897 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.3

Radius: 9.3

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.29 AU - 3.73 AU

Year: 4246 Days

Day: 7.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,116,704 km

• M1: 116,686 km (0.09 R)
• M2: 473,926 km (0.055 R)
• M3: 815,458 km (0.115 R)
• M4: 1,422,975 km (0.08 R)
• M5: 1,993,092 km (0.112 R)
• M6: 2,604,200 km (0.085 R)
• M7: 2,907,435 km (0.114 R)
• M8: 4,221,054 km (0.107 R)
• M9: 4,797,155 km (0.115 R)
• M10: 5,200,620 km (0.098 R)
• M11: 5,510,587 km (0.082 R)
• M12: 6,137,103 km (0.058 R)
• M13: 7,355,727 km (0.056 R)
• M14: 9,006,241 km (0.028 R)
• M15: 11,779,935 km (0.115 R)
• M16: 12,070,753 km (0.1 R)
• M17: 15,420,997 km (0.067 R)
• M18: 17,464,504 km (0.116 R)
• M19: 18,485,958 km (0.107 R)
• M20: 26,199,823 km (0.069 R)
• M21: 29,183,852 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48

Radius: 13.6

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4 AU - 4.34 AU

Year: 5498 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,116,704 km

• M1: 432,637 km (0.058 R)
• M2: 1,572,423 km (0.095 R)
• M3: 2,107,385 km (0.1 R)
• M4: 5,759,518 km (0.052 R)
• M5: 8,381,669 km (0.107 R)
• M6: 11,681,200 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.41 AU - 5.45 AU

Year: 8170 Days

Day: 13.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,116,704 km

• M1: 168,148 km (0.074 R)
• M2: 646,562 km (0.085 R)
• M3: 1,252,882 km (0.056 R)
• M4: 1,710,951 km (0.094 R)
• M5: 2,463,129 km (0.068 R)
• M6: 3,044,616 km (0.076 R)
• M7: 4,629,157 km (0.083 R)
• M8: 5,619,644 km (0.089 R)
• M9: 6,524,562 km (0.088 R)
• M10: 8,318,090 km (0.118 R)
• M11: 10,121,642 km (0.051 R)
• M12: 12,229,327 km (0.087 R)
• M13: 17,439,073 km (0.109 R)
• M14: 17,942,769 km (0.083 R)
• M15: 20,370,293 km (0.068 R)
• M16: 21,745,546 km (0.108 R)
• M17: 25,315,700 km (0.09 R)
• M18: 27,287,848 km (0.12 R)
• M19: 27,967,322 km (0.046 R)
• M20: 29,664,809 km (0.103 R)
• M21: 30,177,032 km (0.071 R)
• M22: 31,535,979 km (0.038 R)
• M23: 33,264,283 km (0.046 R)
• M24: 39,687,717 km (0.09 R)
• M25: 42,993,530 km (0.049 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: 430 - 15,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit