🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 14.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.53 AU - 0.57 AU

Year: 272 Days

Day: 11.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,489,850 km

• M1: 175,329 km (0.109 R)
• M2: 715,227 km (0.096 R)
• M3: 1,491,341 km (0.111 R)
• M4: 2,039,917 km (0.053 R)
• M5: 2,731,208 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 14.3

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.66 AU - 0.68 AU

Year: 366 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 77.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,489,850 km

• M1: 177,872 km (0.108 R)
• M2: 682,465 km (0.111 R)
• M3: 1,127,669 km (0.102 R)
• M4: 1,597,256 km (0.114 R)
• M5: 2,187,121 km (0.109 R)
• M6: 2,644,292 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.9

Radius: 12.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.48 AU - 3.96 AU

Year: 3853 Days

Day: 5.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,489,850 km

• M1: 164,857 km (0.074 R)
• M2: 874,250 km (0.035 R)
• M3: 1,894,208 km (0.083 R)
• M4: 2,381,748 km (0.067 R)
• M5: 2,782,969 km (0.071 R)
• M6: 4,089,258 km (0.071 R)
• M7: 6,612,824 km (0.067 R)
• M8: 8,251,370 km (0.085 R)
• M9: 8,977,368 km (0.08 R)
• M10: 9,745,703 km (0.087 R)
• M11: 11,373,777 km (0.107 R)
• M12: 12,957,569 km (0.105 R)
• M13: 14,261,913 km (0.118 R)
• M14: 16,558,988 km (0.087 R)
• M15: 17,500,857 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.4

Radius: 9.9

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.91 AU - 5.21 AU

Year: 6493 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,489,850 km

• M1: 123,119 km (0.085 R)
• M2: 553,363 km (0.039 R)
• M3: 907,909 km (0.069 R)
• M4: 1,271,133 km (0.081 R)
• M5: 1,842,896 km (0.026 R)
• M6: 2,542,865 km (0.098 R)
• M7: 3,633,433 km (0.078 R)
• M8: 4,233,171 km (0.073 R)
• M9: 4,759,606 km (0.099 R)
• M10: 5,478,274 km (0.118 R)
• M11: 7,095,277 km (0.106 R)
• M12: 7,648,341 km (0.088 R)
• M13: 7,993,762 km (0.089 R)
• M14: 12,098,578 km (0.09 R)
• M15: 14,924,482 km (0.073 R)
• M16: 16,649,645 km (0.104 R)
• M17: 17,626,668 km (0.025 R)
• M18: 18,298,812 km (0.093 R)
• M19: 20,861,273 km (0.113 R)
• M20: 25,139,773 km (0.089 R)
• M21: 25,563,284 km (0.082 R)
• M22: 27,038,918 km (0.103 R)
• M23: 27,573,132 km (0.085 R)
• M24: 30,254,524 km (0.105 R)
• M25: 31,413,309 km (0.047 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 17,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit