🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.6

Radius: 13.4

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.75 AU - 1.01 AU

Year: 550 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,736,131 km

• M1: 167,998 km (0.058 R)
• M2: 651,948 km (0.077 R)
• M3: 1,087,427 km (0.075 R)
• M4: 1,562,699 km (0.054 R)
• M5: 2,651,473 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 14.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.96 AU - 1 AU

Year: 647 Days

Day: 11.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,736,131 km

• M1: 181,612 km (0.091 R)
• M2: 685,906 km (0.1 R)
• M3: 1,323,492 km (0.111 R)
• M4: 1,807,441 km (0.092 R)
• M5: 2,791,945 km (0.047 R)
• M6: 3,380,014 km (0.119 R)
• M7: 4,402,366 km (0.084 R)
• M8: 5,012,277 km (0.1 R)
• M9: 6,443,779 km (0.092 R)
• M10: 7,255,048 km (0.101 R)
• M11: 8,109,401 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.7

Radius: 10.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.36 AU - 3.52 AU

Year: 3362 Days

Day: 7.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,736,131 km

• M1: 160,967 km (0.118 R)
• M2: 1,345,483 km (0.042 R)
• M3: 1,676,095 km (0.062 R)
• M4: 2,567,099 km (0.096 R)
• M5: 3,928,141 km (0.039 R)
• M6: 4,437,671 km (0.08 R)
• M7: 5,563,395 km (0.113 R)
• M8: 6,096,562 km (0.111 R)
• M9: 7,081,066 km (0.063 R)
• M10: 9,925,968 km (0.104 R)
• M11: 10,873,372 km (0.081 R)
• M12: 13,789,034 km (0.041 R)
• M13: 15,018,130 km (0.101 R)
• M14: 15,529,605 km (0.063 R)
• M15: 16,212,071 km (0.115 R)
• M16: 18,263,806 km (0.108 R)
• M17: 19,142,992 km (0.119 R)
• M18: 19,927,484 km (0.102 R)
• M19: 21,176,177 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448

Radius: 3.8

Gravity: 31.02 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.57 AU - 6.63 AU

Year: 10047 Days

Day: 21 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,736,131 km

• M1: 47,273 km (0.054 R)
• M2: 176,974 km (0.05 R)
• M3: 306,975 km (0.116 R)
• M4: 771,626 km (0.066 R)
• M5: 1,657,096 km (0.105 R)
• M6: 1,992,344 km (0.067 R)
• M7: 2,352,875 km (0.039 R)
• M8: 2,775,788 km (0.083 R)
• M9: 2,962,786 km (0.04 R)
• M10: 3,897,025 km (0.096 R)
• M11: 4,026,277 km (0.111 R)
• M12: 6,833,032 km (0.09 R)
• M13: 7,566,361 km (0.101 R)
• M14: 8,873,099 km (0.109 R)
• M15: 9,007,138 km (0.081 R)
• M16: 12,641,918 km (0.069 R)
• M17: 13,155,637 km (0.051 R)
• M18: 15,737,546 km (0.056 R)
• M19: 23,456,198 km (0.077 R)
• M20: 24,057,133 km (0.075 R)
• M21: 25,739,959 km (0.075 R)
• M22: 28,167,484 km (0.047 R)
• M23: 36,815,737 km (0.088 R)
• M24: 38,095,547 km (0.075 R)
• M25: 38,331,462 km (0.083 R)
• M26: 40,009,651 km (0.066 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: 205 - 14,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit