🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.48 AU - 0.62 AU

Year: 122 Days

Day: 35.1 Hours

Environment

Temp: 318 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.1 AU - 1.2 AU

Year: 369 Days

Day: 29.1 Hours

Environment

Temp: 214 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.33 AU - 2.03 AU

Year: 652 Days

Day: 14.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.06 AU - 2.6 AU

Year: 1064 Days

Day: 21.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 65.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.17 AU - 2.75 AU

Year: 1155 Days

Day: 13.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,011,060 km

• M1: 244,892 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.56 AU - 3.2 AU

Year: 1462 Days

Day: 44.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.71 AU - 4.57 AU

Year: 2521 Days

Day: 47.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,011,060 km

• M1: 36,053 km (0.032 R)

Asteroid Belt

Center: 7.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 13.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.51 AU - 13.63 AU

Year: 11776 Days

Day: 5.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,011,060 km

• M1: 171,589 km (0.041 R)
• M2: 625,768 km (0.117 R)
• M3: 1,088,773 km (0.048 R)
• M4: 1,778,270 km (0.062 R)
• M5: 2,407,778 km (0.082 R)
• M6: 2,979,690 km (0.063 R)
• M7: 4,271,318 km (0.115 R)
• M8: 5,940,382 km (0.113 R)
• M9: 7,622,909 km (0.101 R)
• M10: 10,859,459 km (0.108 R)
• M11: 11,401,003 km (0.077 R)
• M12: 13,245,695 km (0.061 R)
• M13: 13,750,737 km (0.098 R)
• M14: 14,739,729 km (0.086 R)
• M15: 15,900,458 km (0.097 R)
• M16: 16,664,604 km (0.12 R)
• M17: 22,636,252 km (0.119 R)
• M18: 23,685,382 km (0.116 R)
• M19: 26,054,863 km (0.117 R)
• M20: 29,899,378 km (0.094 R)
• M21: 31,359,603 km (0.086 R)
• M22: 31,856,717 km (0.117 R)

Kuiper Belt

Range: 36.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 20,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit