🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.49 AU - 0.57 AU

Year: 141 Days

Day: 32.5 Hours

Environment

Temp: 243 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.54 AU - 0.68 AU

Year: 174 Days

Day: 33.8 Hours

Environment

Temp: 211 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.69 AU - 1.13 AU

Year: 317 Days

Day: 29.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.35 AU - 5.27 AU

Year: 3268 Days

Day: 38.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.24 AU - 5.24 AU

Year: 3769 Days

Day: 33.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,573,672 km

• M1: 1,653,505 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.4

Radius: 3.7

Gravity: 20.85 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.95 AU - 21.58 AU

Year: 26191 Days

Day: 17.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,573,672 km

• M1: 46,076 km (0.072 R)
• M2: 236,514 km (0.039 R)
• M3: 1,311,076 km (0.115 R)
• M4: 1,538,315 km (0.097 R)
• M5: 3,378,818 km (0.095 R)
• M6: 4,495,117 km (0.075 R)
• M7: 5,046,385 km (0.106 R)
• M8: 6,365,090 km (0.027 R)
• M9: 13,172,392 km (0.063 R)
• M10: 17,782,400 km (0.088 R)
• M11: 19,500,382 km (0.038 R)
• M12: 21,990,887 km (0.084 R)
• M13: 23,362,101 km (0.118 R)
• M14: 27,928,277 km (0.111 R)
• M15: 29,768,630 km (0.053 R)
• M16: 32,928,885 km (0.047 R)
• M17: 39,195,989 km (0.106 R)
• M18: 39,763,413 km (0.089 R)
• M19: 47,967,660 km (0.058 R)
• M20: 55,610,465 km (0.116 R)
• M21: 59,812,520 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.4

Radius: 5.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 17.22 AU - 18.06 AU

Year: 27061 Days

Day: 17.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,573,672 km

• M1: 73,602 km (0.117 R)
• M2: 275,260 km (0.1 R)
• M3: 1,235,379 km (0.057 R)
• M4: 7,556,039 km (0.107 R)
• M5: 7,804,671 km (0.082 R)
• M6: 14,187,264 km (0.12 R)
• M7: 21,414,187 km (0.119 R)
• M8: 41,088,102 km (0.062 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 12,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit