🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.49 AU - 0.63 AU

Year: 152 Days

Day: 38.4 Hours

Environment

Temp: 209 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.99 AU - 1.09 AU

Year: 384 Days

Day: 19.2 Hours

Environment

Temp: 38 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,870,964 km

• M1: 411,843 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.15 AU - 2.55 AU

Year: 1303 Days

Day: 45.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 78.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,870,964 km

• M1: 42,037 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.18 AU - 4.78 AU

Year: 2872 Days

Day: 29.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.07 AU - 4.51 AU

Year: 3213 Days

Day: 33.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.69 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.8

Radius: 8.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.89 AU - 13.29 AU

Year: 13356 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,870,964 km

• M1: 244,892 km (0.095 R)
• M2: 1,329,626 km (0.071 R)
• M3: 3,247,919 km (0.084 R)
• M4: 3,984,539 km (0.098 R)
• M5: 13,049,572 km (0.093 R)
• M6: 14,778,474 km (0.106 R)
• M7: 15,815,487 km (0.112 R)
• M8: 16,961,855 km (0.114 R)
• M9: 17,587,025 km (0.027 R)
• M10: 24,470,920 km (0.105 R)
• M11: 29,164,853 km (0.106 R)
• M12: 29,790,770 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.2

Radius: 6.7

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.37 AU - 14.75 AU

Year: 19066 Days

Day: 16.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,870,964 km

• M1: 83,326 km (0.051 R)
• M2: 3,038,632 km (0.099 R)
• M3: 11,748,669 km (0.076 R)
• M4: 12,425,001 km (0.053 R)
• M5: 13,323,037 km (0.103 R)
• M6: 16,502,440 km (0.077 R)
• M7: 16,961,407 km (0.08 R)
• M8: 17,194,031 km (0.025 R)
• M9: 19,048,895 km (0.075 R)
• M10: 23,151,018 km (0.044 R)
• M11: 23,437,498 km (0.063 R)
• M12: 27,272,141 km (0.1 R)
• M13: 39,589,581 km (0.032 R)
• M14: 40,273,841 km (0.12 R)
• M15: 45,435,267 km (0.053 R)
• M16: 47,556,116 km (0.066 R)
• M17: 48,640,850 km (0.115 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 12,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit