🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.74 AU - 0.76 AU

Year: 235 Days

Day: 22.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.83 AU - 1.01 AU

Year: 319 Days

Day: 24.9 Hours

Environment

Temp: 109 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,371,242 km

• M1: 102,774 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.79 AU - 2.27 AU

Year: 1046 Days

Day: 22.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,371,242 km

• M1: 1,759,421 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.67 AU - 2.79 AU

Year: 1631 Days

Day: 12.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,371,242 km

• M1: 42,486 km (0.055 R)

Asteroid Belt

Center: 6.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.3

Radius: 13.7

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.96 AU - 10.64 AU

Year: 11955 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,371,242 km

• M1: 170,392 km (0.12 R)
• M2: 756,965 km (0.078 R)
• M3: 1,276,818 km (0.086 R)
• M4: 2,230,355 km (0.12 R)
• M5: 2,695,155 km (0.105 R)
• M6: 3,719,601 km (0.036 R)
• M7: 4,264,886 km (0.116 R)
• M8: 5,620,093 km (0.063 R)
• M9: 8,506,733 km (0.053 R)
• M10: 9,960,525 km (0.098 R)
• M11: 12,924,957 km (0.108 R)
• M12: 13,733,533 km (0.054 R)
• M13: 17,014,364 km (0.11 R)
• M14: 19,232,153 km (0.099 R)
• M15: 21,378,733 km (0.073 R)
• M16: 25,754,171 km (0.041 R)
• M17: 32,132,575 km (0.093 R)
• M18: 38,977,576 km (0.09 R)
• M19: 48,195,946 km (0.112 R)
• M20: 50,899,628 km (0.074 R)
• M21: 51,668,262 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.3

Radius: 8.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.92 AU - 12.14 AU

Year: 12358 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,371,242 km

• M1: 101,727 km (0.104 R)
• M2: 542,891 km (0.063 R)
• M3: 1,020,407 km (0.083 R)
• M4: 2,004,013 km (0.114 R)
• M5: 2,647,733 km (0.038 R)
• M6: 3,260,934 km (0.075 R)
• M7: 3,939,510 km (0.072 R)
• M8: 5,254,027 km (0.087 R)
• M9: 5,640,438 km (0.112 R)
• M10: 9,493,930 km (0.083 R)
• M11: 21,273,116 km (0.04 R)
• M12: 22,172,200 km (0.111 R)
• M13: 25,292,063 km (0.12 R)
• M14: 29,387,754 km (0.077 R)
• M15: 31,539,869 km (0.065 R)
• M16: 32,493,555 km (0.101 R)
• M17: 37,082,769 km (0.053 R)
• M18: 40,083,104 km (0.106 R)
• M19: 41,832,053 km (0.104 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 15,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit