🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.82 AU - 1 AU

Year: 304 Days

Day: 46.1 Hours

Environment

Temp: 123 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.19 AU - 1.69 AU

Year: 605 Days

Day: 46.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.9 AU - 5.52 AU

Year: 3576 Days

Day: 43.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843

Radius: 14.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.83 AU - 8.31 AU

Year: 7287 Days

Day: 13.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,627,680 km

• M1: 179,218 km (0.091 R)
• M2: 744,399 km (0.099 R)
• M3: 1,308,533 km (0.089 R)
• M4: 2,328,341 km (0.064 R)
• M5: 2,849,540 km (0.119 R)
• M6: 4,157,923 km (0.09 R)
• M7: 4,617,488 km (0.079 R)
• M8: 5,544,546 km (0.084 R)
• M9: 6,002,315 km (0.094 R)
• M10: 10,001,665 km (0.088 R)
• M11: 11,292,096 km (0.086 R)
• M12: 13,029,526 km (0.09 R)
• M13: 13,725,006 km (0.079 R)
• M14: 14,202,373 km (0.051 R)
• M15: 16,422,854 km (0.114 R)
• M16: 17,029,324 km (0.099 R)
• M17: 18,215,934 km (0.065 R)
• M18: 20,675,623 km (0.113 R)
• M19: 22,188,506 km (0.109 R)
• M20: 25,792,767 km (0.12 R)
• M21: 28,305,862 km (0.116 R)
• M22: 32,850,496 km (0.034 R)
• M23: 38,328,770 km (0.045 R)
• M24: 39,757,729 km (0.036 R)
• M25: 41,593,594 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.3

Radius: 4.8

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 19.39 AU - 19.55 AU

Year: 30056 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,627,680 km

• M1: 64,177 km (0.062 R)
• M2: 230,680 km (0.111 R)
• M3: 814,112 km (0.032 R)
• M4: 1,395,299 km (0.09 R)
• M5: 4,751,827 km (0.094 R)
• M6: 13,319,147 km (0.114 R)
• M7: 15,686,534 km (0.084 R)
• M8: 17,590,914 km (0.118 R)
• M9: 29,077,488 km (0.091 R)
• M10: 37,746,236 km (0.052 R)
• M11: 43,398,342 km (0.113 R)
• M12: 58,522,537 km (0.105 R)
• M13: 59,328,870 km (0.082 R)
• M14: 60,347,183 km (0.086 R)
• M15: 68,917,046 km (0.104 R)
• M16: 69,590,685 km (0.101 R)
• M17: 72,098,095 km (0.11 R)
• M18: 73,024,705 km (0.06 R)
• M19: 80,973,438 km (0.046 R)
• M20: 86,320,664 km (0.074 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit