🌌 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: 36.1

Radius: 10.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.54 AU - 0.82 AU

Year: 380 Days

Day: 8 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 77,080,358 km

• M1: 125,812 km (0.115 R)
• M2: 458,667 km (0.115 R)
• M3: 986,000 km (0.066 R)
• M4: 1,403,078 km (0.107 R)
• M5: 1,729,651 km (0.076 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 14.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.96 AU - 1.48 AU

Year: 914 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,080,358 km

• M1: 179,218 km (0.082 R)
• M2: 649,554 km (0.06 R)
• M3: 1,406,818 km (0.081 R)
• M4: 2,382,047 km (0.111 R)
• M5: 2,873,177 km (0.068 R)
• M6: 3,360,267 km (0.086 R)
• M7: 4,023,584 km (0.091 R)
• M8: 4,742,701 km (0.105 R)
• M9: 5,328,975 km (0.102 R)
• M10: 5,822,050 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.7

Radius: 8.6

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.03 AU - 1.53 AU

Year: 982 Days

Day: 6.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 173.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,080,358 km

• M1: 107,561 km (0.098 R)
• M2: 381,923 km (0.107 R)
• M3: 720,912 km (0.049 R)
• M4: 1,107,323 km (0.079 R)
• M5: 1,729,501 km (0.057 R)
• M6: 2,017,776 km (0.113 R)
• M7: 2,338,514 km (0.032 R)
• M8: 2,787,308 km (0.081 R)
• M9: 3,083,511 km (0.06 R)
• M10: 3,610,096 km (0.078 R)
• M11: 4,859,687 km (0.113 R)
• M12: 5,728,102 km (0.062 R)
• M13: 6,230,303 km (0.068 R)
• M14: 6,545,505 km (0.086 R)
• M15: 7,415,267 km (0.065 R)
• M16: 8,796,056 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.7

Radius: 5.9

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.9 AU - 10.32 AU

Year: 20206 Days

Day: 15.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,080,358 km

• M1: 73,602 km (0.118 R)
• M2: 472,131 km (0.1 R)
• M3: 1,233,883 km (0.105 R)
• M4: 1,442,572 km (0.037 R)
• M5: 2,480,333 km (0.055 R)
• M6: 3,126,895 km (0.092 R)
• M7: 3,636,425 km (0.104 R)
• M8: 4,819,295 km (0.1 R)
• M9: 5,943,224 km (0.12 R)
• M10: 7,866,006 km (0.111 R)
• M11: 8,643,017 km (0.067 R)
• M12: 9,300,649 km (0.081 R)
• M13: 10,838,815 km (0.069 R)
• M14: 11,931,777 km (0.089 R)
• M15: 13,096,246 km (0.052 R)
• M16: 17,126,263 km (0.098 R)
• M17: 22,011,980 km (0.093 R)
• M18: 23,338,016 km (0.096 R)
• M19: 29,784,786 km (0.113 R)
• M20: 31,915,210 km (0.085 R)
• M21: 32,430,874 km (0.107 R)
• M22: 39,501,019 km (0.084 R)
• M23: 48,883,498 km (0.116 R)
• M24: 51,839,103 km (0.077 R)
• M25: 53,632,183 km (0.116 R)
• M26: 60,626,332 km (0.087 R)
• M27: 63,423,663 km (0.111 R)
• M28: 64,238,522 km (0.102 R)
• M29: 75,931,092 km (0.072 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: 473 - 12,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit