🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.5 AU - 0.6 AU

Year: 151 Days

Day: 39.9 Hours

Environment

Temp: 222 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,502,055 km

• M1: 43,084 km (0.056 R)
• M2: 87,066 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.01 AU - 1.03 AU

Year: 382 Days

Day: 31.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.62 AU - 2.82 AU

Year: 1664 Days

Day: 44.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 10.7

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.47 AU - 6.77 AU

Year: 5615 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,502,055 km

• M1: 134,638 km (0.111 R)
• M2: 1,092,214 km (0.113 R)
• M3: 1,697,936 km (0.119 R)
• M4: 2,597,318 km (0.071 R)
• M5: 3,138,414 km (0.109 R)
• M6: 4,193,827 km (0.119 R)
• M7: 7,293,794 km (0.09 R)
• M8: 7,953,072 km (0.114 R)
• M9: 8,404,109 km (0.055 R)
• M10: 11,745,527 km (0.111 R)
• M11: 12,490,674 km (0.095 R)
• M12: 15,649,732 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 14.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.13 AU - 9.73 AU

Year: 9077 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,502,055 km

• M1: 185,950 km (0.092 R)
• M2: 1,255,425 km (0.052 R)
• M3: 1,887,776 km (0.104 R)
• M4: 2,955,904 km (0.052 R)
• M5: 7,280,480 km (0.117 R)
• M6: 10,319,411 km (0.077 R)
• M7: 17,240,257 km (0.068 R)
• M8: 17,958,776 km (0.107 R)
• M9: 29,412,886 km (0.07 R)
• M10: 30,026,088 km (0.064 R)
• M11: 30,543,547 km (0.112 R)
• M12: 31,383,988 km (0.119 R)
• M13: 33,774,562 km (0.081 R)
• M14: 39,531,387 km (0.094 R)
• M15: 43,890,070 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: 546 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit