🌌 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: 22.5

Radius: 13.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 49,812,484 km

• M1: 163,510 km (0.047 R)
• M2: 756,516 km (0.093 R)
• M3: 1,178,682 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83

Radius: 10.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.58 AU - 0.72 AU

Year: 349 Days

Day: 6.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,812,484 km

• M1: 126,859 km (0.096 R)
• M2: 914,641 km (0.098 R)
• M3: 1,658,741 km (0.058 R)
• M4: 2,414,510 km (0.068 R)

Asteroid Belt

Center: 0.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 12.7

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1 AU - 1.62 AU

Year: 1000 Days

Day: 5.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,812,484 km

• M1: 157,975 km (0.08 R)
• M2: 636,539 km (0.075 R)
• M3: 1,190,949 km (0.088 R)
• M4: 2,180,090 km (0.095 R)
• M5: 3,069,449 km (0.118 R)
• M6: 4,114,689 km (0.088 R)
• M7: 4,672,839 km (0.104 R)
• M8: 5,280,954 km (0.093 R)
• M9: 5,775,824 km (0.066 R)
• M10: 6,879,707 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.4

Radius: 7.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.44 AU - 11.54 AU

Year: 21056 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,812,484 km

• M1: 114,293 km (0.042 R)
• M2: 355,145 km (0.092 R)
• M3: 917,633 km (0.068 R)
• M4: 1,632,562 km (0.115 R)
• M5: 8,501,348 km (0.065 R)
• M6: 11,545,964 km (0.108 R)
• M7: 16,426,445 km (0.103 R)
• M8: 24,236,351 km (0.104 R)
• M9: 25,836,899 km (0.03 R)
• M10: 27,008,400 km (0.082 R)
• M11: 29,878,884 km (0.077 R)
• M12: 35,618,505 km (0.116 R)
• M13: 41,126,250 km (0.099 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: 373 - 13,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit