🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.92 AU - 1.32 AU

Year: 442 Days

Day: 40.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.74 AU - 1.82 AU

Year: 885 Days

Day: 43 Hours

Environment

Temp: -56 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.58 AU - 3.56 AU

Year: 2005 Days

Day: 38.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.9

Radius: 7.1

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 11.38 AU - 16.38 AU

Year: 19277 Days

Day: 21.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,461,730 km

• M1: 95,443 km (0.106 R)
• M2: 350,807 km (0.053 R)
• M3: 728,841 km (0.068 R)
• M4: 1,317,957 km (0.119 R)
• M5: 3,028,310 km (0.065 R)
• M6: 4,004,585 km (0.079 R)
• M7: 4,415,830 km (0.087 R)
• M8: 5,139,584 km (0.108 R)
• M9: 6,390,821 km (0.105 R)
• M10: 9,208,946 km (0.103 R)
• M11: 15,480,238 km (0.103 R)
• M12: 16,731,774 km (0.073 R)
• M13: 23,913,070 km (0.075 R)
• M14: 30,449,151 km (0.052 R)
• M15: 41,817,841 km (0.098 R)
• M16: 52,724,722 km (0.073 R)
• M17: 53,071,341 km (0.107 R)
• M18: 56,985,718 km (0.049 R)
• M19: 59,574,360 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.5

Radius: 5.5

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 13.88 AU - 20.86 AU

Year: 26987 Days

Day: 21.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,461,730 km

• M1: 128,505 km (0.091 R)
• M2: 815,757 km (0.051 R)
• M3: 1,119,291 km (0.04 R)
• M4: 1,583,344 km (0.076 R)
• M5: 2,357,662 km (0.077 R)
• M6: 2,751,105 km (0.074 R)
• M7: 3,139,162 km (0.056 R)
• M8: 4,313,505 km (0.055 R)
• M9: 5,471,542 km (0.069 R)
• M10: 6,427,323 km (0.025 R)
• M11: 18,225,808 km (0.116 R)
• M12: 21,529,677 km (0.025 R)
• M13: 22,413,950 km (0.113 R)
• M14: 24,254,752 km (0.12 R)
• M15: 26,795,223 km (0.094 R)
• M16: 28,972,470 km (0.119 R)
• M17: 31,489,305 km (0.1 R)
• M18: 36,454,458 km (0.079 R)
• M19: 43,015,671 km (0.082 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 18,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit