🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 11.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.51 AU - 0.67 AU

Year: 319 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 164.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,285,684 km

• M1: 149,149 km (0.098 R)
• M2: 537,505 km (0.096 R)
• M3: 960,269 km (0.047 R)
• M4: 1,445,265 km (0.081 R)
• M5: 1,868,926 km (0.116 R)
• M6: 3,002,579 km (0.118 R)
• M7: 4,183,953 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.2

Radius: 8.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.68 AU - 0.72 AU

Year: 412 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 19,285,684 km

• M1: 102,026 km (0.091 R)
• M2: 1,079,797 km (0.059 R)
• M3: 1,750,893 km (0.092 R)
• M4: 2,615,569 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.8

Radius: 10.6

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.7 AU - 0.98 AU

Year: 541 Days

Day: 11.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,285,684 km

• M1: 133,441 km (0.047 R)
• M2: 539,450 km (0.091 R)
• M3: 1,071,570 km (0.049 R)
• M4: 1,457,382 km (0.112 R)
• M5: 2,061,010 km (0.071 R)
• M6: 2,488,261 km (0.084 R)
• M7: 3,684,147 km (0.042 R)
• M8: 5,142,576 km (0.109 R)
• M9: 6,420,741 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 13.4

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.41 AU - 5.33 AU

Year: 6421 Days

Day: 10 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,285,684 km

• M1: 175,030 km (0.065 R)
• M2: 813,214 km (0.053 R)
• M3: 1,411,456 km (0.116 R)
• M4: 2,060,411 km (0.099 R)
• M5: 2,680,046 km (0.071 R)
• M6: 4,480,606 km (0.037 R)
• M7: 10,865,742 km (0.078 R)
• M8: 12,539,742 km (0.098 R)
• M9: 17,363,974 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.4

Radius: 12.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.83 AU - 6.03 AU

Year: 8894 Days

Day: 6.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,285,684 km

• M1: 155,582 km (0.113 R)
• M2: 557,701 km (0.1 R)
• M3: 1,708,557 km (0.093 R)
• M4: 2,768,458 km (0.098 R)
• M5: 3,605,757 km (0.107 R)
• M6: 6,439,889 km (0.117 R)
• M7: 7,751,414 km (0.107 R)
• M8: 8,258,401 km (0.118 R)
• M9: 9,515,921 km (0.12 R)
• M10: 10,023,805 km (0.118 R)
• M11: 10,435,349 km (0.105 R)
• M12: 11,779,785 km (0.049 R)
• M13: 14,008,644 km (0.12 R)
• M14: 16,095,534 km (0.083 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 11,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit