🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.84 AU - 0.86 AU

Year: 291 Days

Day: 27.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 23,753,118 km

• M1: 45,927 km (0.042 R)
• M2: 128,654 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.03 AU - 1.25 AU

Year: 451 Days

Day: 27.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.37 AU - 1.51 AU

Year: 641 Days

Day: 19.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,753,118 km

• M1: 63,429 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.49 AU - 1.85 AU

Year: 800 Days

Day: 37.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,753,118 km

• M1: 1,286,841 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.62 AU - 2.26 AU

Year: 1002 Days

Day: 44.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,753,118 km

• M1: 20,944 km (0.037 R)
• M2: 412,441 km (0.119 R)

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107

Radius: 14

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.55 AU - 4.89 AU

Year: 3803 Days

Day: 12.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,753,118 km

• M1: 174,431 km (0.118 R)
• M2: 1,510,340 km (0.085 R)
• M3: 2,783,867 km (0.086 R)
• M4: 4,941,367 km (0.04 R)
• M5: 5,682,774 km (0.095 R)
• M6: 6,424,630 km (0.076 R)
• M7: 7,074,184 km (0.114 R)
• M8: 7,739,745 km (0.084 R)
• M9: 9,763,655 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.7

Radius: 9.8

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.13 AU - 7.69 AU

Year: 6736 Days

Day: 13.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,753,118 km

• M1: 122,221 km (0.12 R)
• M2: 537,206 km (0.059 R)
• M3: 853,456 km (0.108 R)
• M4: 1,634,207 km (0.094 R)
• M5: 2,834,580 km (0.051 R)
• M6: 4,544,484 km (0.094 R)
• M7: 5,565,190 km (0.064 R)
• M8: 7,421,999 km (0.078 R)
• M9: 10,413,807 km (0.085 R)
• M10: 12,130,592 km (0.087 R)
• M11: 15,522,724 km (0.047 R)
• M12: 22,227,551 km (0.092 R)
• M13: 23,541,020 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 14,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit