🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.71 AU - 0.77 AU

Year: 235 Days

Day: 41.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,220,770 km

• M1: 44,131 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.86 AU - 1.2 AU

Year: 386 Days

Day: 41.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.42 AU - 1.5 AU

Year: 651 Days

Day: 34.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,220,770 km

• M1: 175,927 km (0.062 R)
• M2: 1,116,599 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.6

Radius: 11.1

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.71 AU - 5.11 AU

Year: 4014 Days

Day: 14.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,220,770 km

• M1: 138,827 km (0.037 R)
• M2: 739,163 km (0.083 R)
• M3: 1,380,040 km (0.08 R)
• M4: 2,457,145 km (0.103 R)
• M5: 2,833,832 km (0.052 R)
• M6: 4,249,477 km (0.103 R)
• M7: 5,552,624 km (0.032 R)
• M8: 6,060,808 km (0.079 R)
• M9: 7,008,810 km (0.053 R)
• M10: 9,006,241 km (0.099 R)
• M11: 9,353,158 km (0.055 R)
• M12: 10,961,485 km (0.102 R)
• M13: 12,940,216 km (0.113 R)
• M14: 14,665,229 km (0.045 R)
• M15: 15,200,640 km (0.058 R)
• M16: 16,028,065 km (0.048 R)
• M17: 16,538,793 km (0.03 R)
• M18: 18,628,824 km (0.113 R)
• M19: 20,956,567 km (0.114 R)
• M20: 22,470,797 km (0.097 R)
• M21: 23,909,629 km (0.071 R)
• M22: 24,576,836 km (0.076 R)
• M23: 25,562,387 km (0.115 R)

Asteroid Belt

Center: 9.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.1

Radius: 4.7

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.16 AU - 14.26 AU

Year: 18730 Days

Day: 19.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,220,770 km

• M1: 116,986 km (0.054 R)
• M2: 322,683 km (0.108 R)
• M3: 961,466 km (0.087 R)
• M4: 1,379,592 km (0.053 R)
• M5: 3,774,354 km (0.094 R)
• M6: 4,898,133 km (0.077 R)
• M7: 5,913,903 km (0.075 R)
• M8: 12,695,922 km (0.066 R)
• M9: 13,351,760 km (0.093 R)
• M10: 15,602,011 km (0.112 R)
• M11: 19,432,315 km (0.111 R)
• M12: 19,604,203 km (0.057 R)
• M13: 20,390,639 km (0.096 R)
• M14: 22,026,192 km (0.065 R)
• M15: 25,555,655 km (0.072 R)
• M16: 25,762,100 km (0.109 R)
• M17: 26,917,594 km (0.108 R)
• M18: 27,454,052 km (0.053 R)
• M19: 31,766,360 km (0.106 R)
• M20: 37,298,489 km (0.033 R)
• M21: 41,417,517 km (0.083 R)
• M22: 45,073,390 km (0.119 R)
• M23: 46,440,415 km (0.096 R)
• M24: 50,544,633 km (0.115 R)
• M25: 52,019,668 km (0.112 R)
• M26: 56,617,109 km (0.075 R)
• M27: 57,143,993 km (0.067 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 13,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit