🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.48 AU - 0.76 AU

Year: 178 Days

Day: 36.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,022,640 km

• M1: 174,282 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.91 AU - 4.13 AU

Year: 2412 Days

Day: 30.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,022,640 km

• M1: 62,831 km (0.065 R)
• M2: 1,888,823 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.2

Radius: 9.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.08 AU - 6.58 AU

Year: 5142 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,022,640 km

• M1: 113,395 km (0.118 R)
• M2: 397,631 km (0.082 R)
• M3: 1,229,545 km (0.068 R)
• M4: 1,774,829 km (0.112 R)
• M5: 2,307,098 km (0.105 R)
• M6: 3,415,918 km (0.099 R)
• M7: 6,043,455 km (0.076 R)
• M8: 7,246,820 km (0.087 R)
• M9: 8,770,774 km (0.106 R)
• M10: 9,500,512 km (0.096 R)
• M11: 10,728,411 km (0.117 R)
• M12: 11,481,637 km (0.074 R)
• M13: 13,541,450 km (0.111 R)
• M14: 14,754,389 km (0.094 R)
• M15: 15,535,888 km (0.118 R)
• M16: 17,827,578 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 9.9

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.05 AU - 12.23 AU

Year: 11794 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,022,640 km

• M1: 123,119 km (0.12 R)
• M2: 438,771 km (0.1 R)
• M3: 897,288 km (0.107 R)
• M4: 1,619,846 km (0.118 R)
• M5: 1,964,070 km (0.106 R)
• M6: 2,825,605 km (0.026 R)
• M7: 3,329,600 km (0.091 R)
• M8: 4,006,979 km (0.112 R)
• M9: 5,106,224 km (0.099 R)
• M10: 6,199,336 km (0.089 R)
• M11: 6,677,750 km (0.089 R)
• M12: 8,452,728 km (0.115 R)
• M13: 11,734,457 km (0.091 R)
• M14: 15,204,230 km (0.095 R)
• M15: 15,708,524 km (0.093 R)
• M16: 16,903,063 km (0.1 R)
• M17: 17,997,073 km (0.099 R)
• M18: 18,318,110 km (0.077 R)
• M19: 18,889,274 km (0.08 R)
• M20: 19,895,769 km (0.108 R)
• M21: 21,742,854 km (0.106 R)
• M22: 22,290,980 km (0.102 R)
• M23: 22,754,734 km (0.062 R)
• M24: 25,471,581 km (0.037 R)
• M25: 27,859,611 km (0.062 R)
• M26: 28,506,173 km (0.111 R)
• M27: 35,534,132 km (0.049 R)
• M28: 48,422,288 km (0.092 R)
• M29: 50,145,206 km (0.061 R)
• M30: 53,216,899 km (0.118 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 14,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit