🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.43 AU - 0.65 AU

Year: 148 Days

Day: 15.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.54 AU - 0.56 AU

Year: 152 Days

Day: 40.3 Hours

Environment

Temp: 185 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.15 AU - 2.23 AU

Year: 1208 Days

Day: 40.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.11 AU - 2.77 AU

Year: 1421 Days

Day: 44.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,180,052 km

• M1: 39,344 km (0.057 R)
• M2: 126,410 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.58 AU - 2.82 AU

Year: 1654 Days

Day: 41.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,180,052 km

• M1: 235,467 km (0.051 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.8

Radius: 10.2

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.77 AU - 5.21 AU

Year: 4155 Days

Day: 12.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,180,052 km

• M1: 127,009 km (0.037 R)
• M2: 471,981 km (0.111 R)
• M3: 1,206,208 km (0.042 R)
• M4: 3,641,811 km (0.052 R)
• M5: 4,080,581 km (0.084 R)
• M6: 5,100,390 km (0.112 R)
• M7: 6,384,688 km (0.056 R)
• M8: 6,871,778 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.1

Radius: 8.8

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.6 AU - 13.12 AU

Year: 15226 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,180,052 km

• M1: 109,655 km (0.073 R)
• M2: 453,880 km (0.11 R)
• M3: 1,233,734 km (0.095 R)
• M4: 2,232,299 km (0.093 R)
• M5: 3,833,595 km (0.102 R)
• M6: 6,281,615 km (0.115 R)
• M7: 6,806,853 km (0.109 R)
• M8: 7,101,710 km (0.103 R)
• M9: 7,671,828 km (0.085 R)
• M10: 9,619,143 km (0.107 R)
• M11: 11,280,876 km (0.103 R)
• M12: 11,874,929 km (0.098 R)
• M13: 12,303,078 km (0.112 R)
• M14: 13,649,609 km (0.095 R)
• M15: 16,557,343 km (0.119 R)
• M16: 18,438,386 km (0.11 R)
• M17: 20,544,874 km (0.074 R)
• M18: 30,580,946 km (0.109 R)
• M19: 35,876,412 km (0.081 R)
• M20: 38,606,573 km (0.089 R)
• M21: 42,458,120 km (0.118 R)
• M22: 46,106,961 km (0.095 R)
• M23: 57,599,519 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 18,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit