🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.56 AU - 5.3 AU

Year: 3201 Days

Day: 19 Hours

Environment

Temp: -82 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.29 AU - 5.81 AU

Year: 3319 Days

Day: 15.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,770,281 km

• M1: 794,215 km (0.048 R)
• M2: 816,804 km (0.077 R)

Asteroid Belt

Center: 8.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.4

Radius: 8.5

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.85 AU - 13.47 AU

Year: 13173 Days

Day: 7.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,770,281 km

• M1: 105,766 km (0.082 R)
• M2: 380,577 km (0.033 R)
• M3: 660,774 km (0.104 R)
• M4: 952,340 km (0.091 R)
• M5: 1,672,654 km (0.074 R)
• M6: 2,322,657 km (0.102 R)
• M7: 2,800,622 km (0.102 R)
• M8: 3,131,532 km (0.1 R)
• M9: 3,664,400 km (0.027 R)
• M10: 4,695,578 km (0.088 R)
• M11: 6,761,375 km (0.104 R)
• M12: 7,821,126 km (0.086 R)
• M13: 8,708,840 km (0.084 R)
• M14: 9,761,111 km (0.078 R)
• M15: 11,495,250 km (0.106 R)
• M16: 12,939,019 km (0.104 R)
• M17: 13,364,027 km (0.076 R)
• M18: 16,252,462 km (0.073 R)
• M19: 18,141,584 km (0.119 R)
• M20: 21,835,006 km (0.116 R)
• M21: 22,875,010 km (0.059 R)
• M22: 23,586,498 km (0.112 R)
• M23: 26,097,049 km (0.107 R)
• M24: 27,665,882 km (0.113 R)
• M25: 32,192,265 km (0.099 R)
• M26: 32,525,270 km (0.089 R)
• M27: 34,225,300 km (0.071 R)
• M28: 37,433,127 km (0.119 R)
• M29: 40,319,319 km (0.088 R)
• M30: 40,706,478 km (0.085 R)
• M31: 46,530,623 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 23.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.5

Radius: 5.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 20.8 AU - 26.36 AU

Year: 33484 Days

Day: 22.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,770,281 km

• M1: 67,469 km (0.108 R)
• M2: 406,457 km (0.097 R)
• M3: 3,428,334 km (0.117 R)
• M4: 4,265,933 km (0.082 R)
• M5: 7,068,200 km (0.088 R)
• M6: 7,720,297 km (0.034 R)
• M7: 9,143,422 km (0.104 R)
• M8: 10,238,029 km (0.049 R)
• M9: 10,677,099 km (0.07 R)
• M10: 13,710,346 km (0.119 R)
• M11: 17,196,126 km (0.109 R)
• M12: 20,360,270 km (0.115 R)
• M13: 22,124,179 km (0.1 R)
• M14: 24,179,205 km (0.117 R)
• M15: 40,854,281 km (0.034 R)
• M16: 48,990,311 km (0.1 R)
• M17: 52,139,196 km (0.105 R)
• M18: 52,461,280 km (0.094 R)

Kuiper Belt

Range: 37.5 - 65.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 16,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit