🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.64 AU - 0.7 AU

Year: 199 Days

Day: 30.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.77 AU - 0.97 AU

Year: 295 Days

Day: 20.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,039,320 km

• M1: 716,424 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.72 AU - 1.16 AU

Year: 331 Days

Day: 36.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.34 AU - 3.52 AU

Year: 2309 Days

Day: 25.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,039,320 km

• M1: 2,180,987 km (0.077 R)

Asteroid Belt

Center: 7.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 13

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 11.14 AU - 13 AU

Year: 15240 Days

Day: 14.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,039,320 km

• M1: 161,715 km (0.097 R)
• M2: 695,929 km (0.071 R)
• M3: 1,214,735 km (0.069 R)
• M4: 1,865,934 km (0.077 R)
• M5: 2,494,694 km (0.103 R)
• M6: 3,031,152 km (0.069 R)
• M7: 3,644,055 km (0.108 R)
• M8: 4,667,454 km (0.065 R)
• M9: 5,413,049 km (0.106 R)
• M10: 6,277,875 km (0.12 R)
• M11: 11,164,938 km (0.097 R)
• M12: 11,661,154 km (0.098 R)
• M13: 12,237,106 km (0.114 R)
• M14: 14,955,449 km (0.082 R)
• M15: 16,415,823 km (0.049 R)
• M16: 17,221,707 km (0.059 R)
• M17: 17,969,247 km (0.103 R)
• M18: 21,652,347 km (0.076 R)
• M19: 24,129,688 km (0.107 R)
• M20: 27,457,193 km (0.086 R)
• M21: 31,323,101 km (0.068 R)
• M22: 34,223,056 km (0.08 R)
• M23: 40,843,211 km (0.08 R)
• M24: 42,172,986 km (0.06 R)
• M25: 43,226,903 km (0.112 R)
• M26: 44,607,841 km (0.075 R)
• M27: 45,074,586 km (0.093 R)
• M28: 59,319,445 km (0.115 R)
• M29: 66,535,747 km (0.105 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 14,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit