🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.58 AU - 0.64 AU

Year: 173 Days

Day: 28.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.93 AU - 1.39 AU

Year: 454 Days

Day: 30.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.37 AU - 1.41 AU

Year: 596 Days

Day: 39.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 18,223,438 km

• M1: 1,092,214 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.49 AU - 1.65 AU

Year: 715 Days

Day: 44.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.36 AU - 3.65 AU

Year: 1888 Days

Day: 35.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,223,438 km

• M1: 313,408 km (0.095 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 14.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.29 AU - 5.51 AU

Year: 4561 Days

Day: 13.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,223,438 km

• M1: 184,753 km (0.119 R)
• M2: 721,810 km (0.112 R)
• M3: 1,923,081 km (0.084 R)
• M4: 2,543,613 km (0.077 R)
• M5: 3,177,459 km (0.067 R)
• M6: 4,100,029 km (0.098 R)
• M7: 4,714,577 km (0.098 R)
• M8: 6,161,338 km (0.044 R)
• M9: 6,737,439 km (0.109 R)
• M10: 7,279,432 km (0.095 R)
• M11: 10,264,658 km (0.094 R)
• M12: 13,295,212 km (0.037 R)
• M13: 18,530,838 km (0.093 R)
• M14: 20,148,739 km (0.105 R)
• M15: 21,859,091 km (0.07 R)
• M16: 23,741,780 km (0.104 R)
• M17: 26,389,663 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.7

Radius: 11.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.8 AU - 7.08 AU

Year: 5940 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,223,438 km

• M1: 140,622 km (0.102 R)
• M2: 600,037 km (0.064 R)
• M3: 1,843,943 km (0.092 R)
• M4: 3,067,804 km (0.112 R)
• M5: 3,632,386 km (0.073 R)
• M6: 4,265,185 km (0.101 R)
• M7: 4,970,240 km (0.057 R)
• M8: 5,410,506 km (0.05 R)
• M9: 6,316,471 km (0.096 R)
• M10: 8,016,052 km (0.11 R)
• M11: 8,821,188 km (0.115 R)
• M12: 14,452,351 km (0.06 R)
• M13: 15,791,701 km (0.118 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 15,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit