🌌 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: 31.1

Radius: 8.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.57 AU - 0.79 AU

Year: 387 Days

Day: 6.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 19,247,198 km

• M1: 108,458 km (0.028 R)
• M2: 482,004 km (0.118 R)
• M3: 1,259,464 km (0.048 R)
• M4: 1,575,864 km (0.069 R)
• M5: 1,847,982 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.4

Radius: 8.5

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.94 AU - 1.1 AU

Year: 711 Days

Day: 5.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,247,198 km

• M1: 105,766 km (0.091 R)
• M2: 376,538 km (0.102 R)
• M3: 652,696 km (0.06 R)
• M4: 920,924 km (0.105 R)
• M5: 1,270,834 km (0.053 R)
• M6: 1,701,526 km (0.069 R)
• M7: 1,968,259 km (0.07 R)
• M8: 2,479,435 km (0.108 R)
• M9: 3,319,577 km (0.105 R)
• M10: 3,663,652 km (0.068 R)
• M11: 4,704,255 km (0.083 R)
• M12: 5,284,994 km (0.102 R)
• M13: 6,036,723 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 10

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.73 AU - 2.21 AU

Year: 1909 Days

Day: 9.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,247,198 km

• M1: 124,316 km (0.107 R)
• M2: 565,480 km (0.071 R)
• M3: 923,767 km (0.12 R)
• M4: 1,258,417 km (0.09 R)
• M5: 1,572,872 km (0.12 R)
• M6: 1,975,739 km (0.107 R)
• M7: 2,717,745 km (0.104 R)
• M8: 3,252,707 km (0.045 R)
• M9: 3,800,534 km (0.111 R)
• M10: 4,205,795 km (0.101 R)
• M11: 4,682,713 km (0.066 R)
• M12: 6,710,212 km (0.117 R)
• M13: 9,471,191 km (0.063 R)
• M14: 12,657,625 km (0.069 R)
• M15: 13,127,512 km (0.072 R)
• M16: 14,607,634 km (0.065 R)
• M17: 17,789,880 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.5

Radius: 10.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.44 AU - 3.04 AU

Year: 3131 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,247,198 km

• M1: 126,261 km (0.087 R)
• M2: 657,483 km (0.098 R)
• M3: 1,150,258 km (0.105 R)
• M4: 1,732,343 km (0.11 R)
• M5: 2,444,878 km (0.063 R)
• M6: 4,235,265 km (0.057 R)
• M7: 4,682,862 km (0.102 R)
• M8: 5,185,361 km (0.091 R)
• M9: 5,698,332 km (0.047 R)
• M10: 7,412,425 km (0.1 R)
• M11: 8,652,741 km (0.1 R)
• M12: 9,164,964 km (0.103 R)
• M13: 11,418,656 km (0.108 R)
• M14: 12,035,149 km (0.076 R)
• M15: 12,501,445 km (0.118 R)
• M16: 14,535,079 km (0.116 R)
• M17: 15,957,006 km (0.101 R)
• M18: 18,511,091 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 17,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit