🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.55 AU - 0.77 AU

Year: 203 Days

Day: 16.8 Hours

Environment

Temp: 188 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,879,592 km

• M1: 384,018 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.86 AU - 1.1 AU

Year: 367 Days

Day: 46.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1 AU - 1.14 AU

Year: 419 Days

Day: 26.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 8.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170

Radius: 7.4

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.28 AU - 17.06 AU

Year: 23494 Days

Day: 17.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,879,592 km

• M1: 94,546 km (0.117 R)
• M2: 650,152 km (0.071 R)
• M3: 1,080,994 km (0.091 R)
• M4: 1,950,158 km (0.068 R)
• M5: 2,351,080 km (0.089 R)
• M6: 4,057,393 km (0.102 R)
• M7: 4,376,336 km (0.084 R)
• M8: 6,079,957 km (0.112 R)
• M9: 11,513,351 km (0.083 R)
• M10: 13,698,827 km (0.118 R)
• M11: 15,439,697 km (0.113 R)
• M12: 16,218,653 km (0.046 R)
• M13: 16,654,581 km (0.085 R)
• M14: 18,397,845 km (0.059 R)
• M15: 18,713,048 km (0.108 R)
• M16: 21,801,496 km (0.058 R)
• M17: 23,790,250 km (0.111 R)
• M18: 27,607,838 km (0.076 R)
• M19: 27,917,356 km (0.069 R)
• M20: 39,743,367 km (0.06 R)
• M21: 40,668,630 km (0.113 R)
• M22: 50,108,704 km (0.116 R)
• M23: 50,878,086 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.1

Radius: 4.6

Gravity: 37.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 14.46 AU - 18.52 AU

Year: 25362 Days

Day: 22 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,879,592 km

• M1: 57,296 km (0.069 R)
• M2: 263,292 km (0.109 R)
• M3: 807,829 km (0.064 R)
• M4: 951,143 km (0.086 R)
• M5: 1,259,315 km (0.09 R)
• M6: 1,843,046 km (0.094 R)
• M7: 2,161,240 km (0.114 R)
• M8: 3,277,989 km (0.091 R)
• M9: 3,744,734 km (0.08 R)
• M10: 5,752,038 km (0.078 R)
• M11: 6,016,976 km (0.03 R)
• M12: 6,243,766 km (0.087 R)
• M13: 10,628,929 km (0.067 R)
• M14: 23,966,925 km (0.098 R)
• M15: 26,664,624 km (0.111 R)
• M16: 27,153,510 km (0.046 R)
• M17: 31,553,632 km (0.056 R)
• M18: 40,275,188 km (0.07 R)
• M19: 41,732,570 km (0.039 R)
• M20: 44,239,232 km (0.107 R)
• M21: 45,964,843 km (0.114 R)
• M22: 49,549,807 km (0.047 R)
• M23: 59,525,591 km (0.081 R)
• M24: 61,626,693 km (0.115 R)
• M25: 65,976,401 km (0.09 R)
• M26: 66,422,352 km (0.074 R)
• M27: 68,453,742 km (0.101 R)
• M28: 74,795,943 km (0.059 R)
• M29: 87,017,341 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 18,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit