🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.3

Radius: 14.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.68 AU - 0.78 AU

Year: 397 Days

Day: 9.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,666,274 km

• M1: 182,809 km (0.084 R)
• M2: 665,411 km (0.1 R)
• M3: 1,339,649 km (0.116 R)
• M4: 2,197,742 km (0.094 R)
• M5: 2,862,705 km (0.093 R)
• M6: 3,400,659 km (0.113 R)
• M7: 3,908,544 km (0.067 R)
• M8: 4,724,750 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.9

Radius: 10.2

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.65 AU - 0.81 AU

Year: 397 Days

Day: 7.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 7,666,274 km

• M1: 127,009 km (0.095 R)
• M2: 484,398 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 14.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.99 AU - 1.03 AU

Year: 645 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 7,666,274 km

• M1: 176,525 km (0.091 R)
• M2: 683,064 km (0.079 R)
• M3: 1,353,262 km (0.111 R)
• M4: 2,018,374 km (0.069 R)
• M5: 2,483,923 km (0.089 R)
• M6: 3,207,528 km (0.094 R)
• M7: 3,662,605 km (0.093 R)
• M8: 4,323,528 km (0.11 R)
• M9: 4,807,627 km (0.098 R)
• M10: 5,504,304 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 12.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.06 AU - 1.12 AU

Year: 724 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,666,274 km

• M1: 159,172 km (0.045 R)
• M2: 605,572 km (0.085 R)
• M3: 1,511,088 km (0.077 R)
• M4: 2,267,006 km (0.108 R)
• M5: 3,102,061 km (0.11 R)
• M6: 3,679,360 km (0.074 R)
• M7: 4,147,601 km (0.067 R)
• M8: 5,170,252 km (0.11 R)
• M9: 5,722,867 km (0.098 R)
• M10: 6,275,331 km (0.057 R)
• M11: 6,821,513 km (0.075 R)
• M12: 7,355,279 km (0.113 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 14,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit