🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 13.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.45 AU - 0.67 AU

Year: 289 Days

Day: 7.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,947,919 km

• M1: 170,542 km (0.077 R)
• M2: 683,213 km (0.081 R)
• M3: 1,125,425 km (0.099 R)
• M4: 1,661,434 km (0.044 R)
• M5: 2,156,154 km (0.056 R)
• M6: 2,593,877 km (0.079 R)
• M7: 3,374,778 km (0.112 R)
• M8: 4,031,812 km (0.064 R)
• M9: 4,650,100 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 11.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.6 AU - 0.64 AU

Year: 337 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 77,947,919 km

• M1: 141,819 km (0.116 R)
• M2: 505,342 km (0.11 R)
• M3: 908,508 km (0.101 R)
• M4: 1,351,018 km (0.087 R)
• M5: 1,976,786 km (0.094 R)
• M6: 2,503,520 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 12.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.71 AU - 1.09 AU

Year: 589 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,947,919 km

• M1: 153,039 km (0.098 R)
• M2: 572,810 km (0.104 R)
• M3: 969,095 km (0.074 R)
• M4: 1,408,314 km (0.111 R)
• M5: 1,955,543 km (0.119 R)
• M6: 2,545,857 km (0.067 R)
• M7: 2,948,275 km (0.107 R)
• M8: 3,341,867 km (0.115 R)
• M9: 3,798,589 km (0.11 R)
• M10: 4,327,717 km (0.116 R)
• M11: 4,789,525 km (0.081 R)
• M12: 5,681,727 km (0.101 R)
• M13: 6,236,885 km (0.053 R)
• M14: 6,640,500 km (0.05 R)
• M15: 7,389,237 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 11.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.97 AU - 1.21 AU

Year: 786 Days

Day: 11.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,947,919 km

• M1: 138,079 km (0.053 R)
• M2: 492,027 km (0.025 R)
• M3: 841,488 km (0.085 R)
• M4: 1,239,867 km (0.114 R)
• M5: 2,734,499 km (0.092 R)
• M6: 3,635,827 km (0.079 R)
• M7: 4,026,726 km (0.099 R)
• M8: 4,397,878 km (0.117 R)
• M9: 5,245,201 km (0.12 R)
• M10: 5,765,502 km (0.043 R)
• M11: 6,299,566 km (0.104 R)
• M12: 6,673,711 km (0.115 R)
• M13: 7,698,007 km (0.025 R)
• M14: 8,150,541 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728

Radius: 7.7

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.25 AU - 9.69 AU

Year: 20116 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,947,919 km

• M1: 96,042 km (0.03 R)
• M2: 414,685 km (0.069 R)
• M3: 690,993 km (0.066 R)
• M4: 1,132,157 km (0.073 R)
• M5: 1,544,598 km (0.062 R)
• M6: 1,879,099 km (0.093 R)
• M7: 2,326,396 km (0.078 R)
• M8: 4,234,218 km (0.076 R)
• M9: 4,821,240 km (0.047 R)
• M10: 5,540,357 km (0.077 R)
• M11: 6,372,271 km (0.031 R)
• M12: 7,429,180 km (0.043 R)
• M13: 9,032,570 km (0.104 R)
• M14: 11,425,687 km (0.111 R)
• M15: 12,560,088 km (0.07 R)
• M16: 13,621,933 km (0.058 R)
• M17: 16,494,960 km (0.098 R)
• M18: 17,250,430 km (0.078 R)
• M19: 17,593,458 km (0.114 R)
• M20: 20,218,601 km (0.106 R)
• M21: 25,782,295 km (0.099 R)
• M22: 27,028,595 km (0.086 R)
• M23: 30,133,349 km (0.115 R)
• M24: 32,547,111 km (0.105 R)
• M25: 37,468,582 km (0.11 R)
• M26: 38,044,234 km (0.11 R)
• M27: 48,075,669 km (0.051 R)
• M28: 60,127,124 km (0.094 R)
• M29: 62,112,587 km (0.109 R)
• M30: 67,690,942 km (0.098 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: 402 - 13,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit