🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 8.7

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.52 AU - 0.86 AU

Year: 389 Days

Day: 7.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,078,706 km

• M1: 108,309 km (0.055 R)
• M2: 408,253 km (0.101 R)
• M3: 742,604 km (0.074 R)
• M4: 1,168,808 km (0.049 R)
• M5: 1,640,939 km (0.084 R)
• M6: 2,085,544 km (0.113 R)
• M7: 2,431,564 km (0.111 R)
• M8: 3,263,777 km (0.057 R)
• M9: 4,106,462 km (0.085 R)
• M10: 4,805,383 km (0.073 R)
• M11: 5,103,083 km (0.101 R)
• M12: 5,480,069 km (0.101 R)
• M13: 5,753,085 km (0.112 R)
• M14: 6,125,434 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.3

Radius: 13.4

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.62 AU - 0.94 AU

Year: 467 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,078,706 km

• M1: 166,951 km (0.065 R)
• M2: 675,434 km (0.104 R)
• M3: 1,136,196 km (0.056 R)
• M4: 1,616,854 km (0.066 R)
• M5: 2,138,651 km (0.068 R)
• M6: 2,835,328 km (0.108 R)
• M7: 3,432,673 km (0.085 R)
• M8: 4,113,044 km (0.112 R)
• M9: 4,790,273 km (0.112 R)
• M10: 5,341,990 km (0.031 R)
• M11: 5,883,385 km (0.096 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 13.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.26 AU - 1.44 AU

Year: 1064 Days

Day: 7.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,078,706 km

• M1: 173,234 km (0.091 R)
• M2: 996,172 km (0.112 R)
• M3: 1,771,837 km (0.058 R)
• M4: 2,579,815 km (0.097 R)
• M5: 3,274,847 km (0.077 R)
• M6: 3,962,997 km (0.112 R)
• M7: 5,252,381 km (0.095 R)
• M8: 5,920,186 km (0.119 R)
• M9: 7,159,305 km (0.063 R)
• M10: 7,878,871 km (0.04 R)
• M11: 8,322,878 km (0.104 R)
• M12: 9,318,601 km (0.077 R)
• M13: 9,965,313 km (0.095 R)
• M14: 10,485,464 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.6

Radius: 13.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.9 AU - 4.34 AU

Year: 4671 Days

Day: 10.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,078,706 km

• M1: 169,195 km (0.111 R)
• M2: 640,578 km (0.077 R)
• M3: 1,072,318 km (0.064 R)
• M4: 1,672,205 km (0.039 R)
• M5: 2,162,288 km (0.119 R)
• M6: 2,661,047 km (0.092 R)
• M7: 3,158,161 km (0.088 R)
• M8: 3,630,441 km (0.089 R)
• M9: 4,440,514 km (0.116 R)
• M10: 5,117,893 km (0.092 R)
• M11: 6,582,157 km (0.095 R)
• M12: 7,679,307 km (0.061 R)
• M13: 8,271,865 km (0.086 R)
• M14: 11,850,844 km (0.073 R)
• M15: 13,313,762 km (0.085 R)
• M16: 14,061,601 km (0.107 R)
• M17: 16,656,676 km (0.071 R)
• M18: 17,525,391 km (0.115 R)
• M19: 19,218,539 km (0.111 R)
• M20: 22,403,029 km (0.071 R)
• M21: 24,712,072 km (0.081 R)
• M22: 29,172,034 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 18,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit