🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.51 AU - 0.67 AU

Year: 163 Days

Day: 29.3 Hours

Environment

Temp: 210 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,531,049 km

• M1: 109,655 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.8 AU - 2.14 AU

Year: 995 Days

Day: 20.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.6

Radius: 9.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.98 AU - 10.34 AU

Year: 11655 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,531,049 km

• M1: 122,072 km (0.063 R)
• M2: 465,848 km (0.114 R)
• M3: 872,305 km (0.077 R)
• M4: 1,776,475 km (0.115 R)
• M5: 3,082,763 km (0.041 R)
• M6: 3,628,048 km (0.079 R)
• M7: 4,157,026 km (0.094 R)
• M8: 4,622,125 km (0.092 R)
• M9: 6,091,177 km (0.082 R)
• M10: 9,875,404 km (0.099 R)
• M11: 10,505,959 km (0.104 R)
• M12: 11,847,703 km (0.086 R)
• M13: 13,126,764 km (0.115 R)
• M14: 13,533,820 km (0.062 R)
• M15: 17,585,080 km (0.076 R)
• M16: 19,999,889 km (0.099 R)
• M17: 20,306,864 km (0.084 R)
• M18: 22,961,029 km (0.103 R)
• M19: 23,552,390 km (0.117 R)
• M20: 23,980,987 km (0.11 R)
• M21: 24,502,037 km (0.092 R)
• M22: 25,657,232 km (0.079 R)
• M23: 30,846,183 km (0.115 R)
• M24: 38,916,240 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434

Radius: 6.3

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 12.41 AU - 13.23 AU

Year: 16520 Days

Day: 17.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,531,049 km

• M1: 78,838 km (0.09 R)
• M2: 386,262 km (0.114 R)
• M3: 665,411 km (0.055 R)
• M4: 1,042,248 km (0.073 R)
• M5: 1,312,721 km (0.111 R)
• M6: 1,996,533 km (0.086 R)
• M7: 2,199,837 km (0.109 R)
• M8: 2,478,837 km (0.05 R)
• M9: 2,849,241 km (0.104 R)
• M10: 4,710,239 km (0.03 R)
• M11: 4,972,334 km (0.089 R)
• M12: 5,817,712 km (0.05 R)
• M13: 6,879,108 km (0.077 R)
• M14: 7,131,480 km (0.037 R)
• M15: 8,110,149 km (0.113 R)
• M16: 9,637,095 km (0.075 R)
• M17: 10,887,135 km (0.108 R)
• M18: 12,800,940 km (0.103 R)
• M19: 13,442,266 km (0.072 R)
• M20: 14,239,922 km (0.039 R)
• M21: 17,747,693 km (0.064 R)
• M22: 19,869,140 km (0.067 R)
• M23: 20,381,812 km (0.117 R)
• M24: 23,265,311 km (0.095 R)
• M25: 29,274,059 km (0.074 R)
• M26: 29,715,373 km (0.105 R)
• M27: 31,640,249 km (0.088 R)
• M28: 32,338,871 km (0.047 R)
• M29: 36,113,973 km (0.103 R)
• M30: 36,749,166 km (0.037 R)
• M31: 45,402,206 km (0.048 R)
• M32: 46,440,116 km (0.103 R)
• M33: 48,871,680 km (0.113 R)
• M34: 50,118,727 km (0.046 R)
• M35: 50,433,781 km (0.081 R)
• M36: 53,657,315 km (0.093 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 19,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit