🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.79 AU - 0.81 AU

Year: 260 Days

Day: 24.3 Hours

Environment

Temp: 108 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.82 AU - 1.16 AU

Year: 358 Days

Day: 26.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.95 AU - 1.57 AU

Year: 514 Days

Day: 39.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 48.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,877,233 km

• M1: 609,013 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.73 AU - 1.89 AU

Year: 885 Days

Day: 47.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.92 AU - 2.82 AU

Year: 1326 Days

Day: 15 Hours

Environment

Temp: -87 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.17 AU - 3.13 AU

Year: 1568 Days

Day: 24.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.67 AU - 3.05 AU

Year: 1758 Days

Day: 21.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.1

Radius: 12

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.07 AU - 8.03 AU

Year: 7540 Days

Day: 6.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,877,233 km

• M1: 173,234 km (0.081 R)
• M2: 749,785 km (0.118 R)
• M3: 2,079,859 km (0.082 R)
• M4: 2,501,127 km (0.071 R)
• M5: 2,998,540 km (0.09 R)
• M6: 3,823,871 km (0.028 R)
• M7: 5,034,866 km (0.052 R)
• M8: 5,423,970 km (0.044 R)
• M9: 6,263,364 km (0.069 R)
• M10: 6,747,462 km (0.085 R)
• M11: 9,936,889 km (0.104 R)
• M12: 14,456,241 km (0.111 R)
• M13: 22,792,732 km (0.094 R)
• M14: 28,484,183 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.7

Radius: 10

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.04 AU - 11.78 AU

Year: 12207 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,877,233 km

• M1: 124,465 km (0.055 R)
• M2: 471,832 km (0.051 R)
• M3: 898,186 km (0.093 R)
• M4: 1,488,948 km (0.099 R)
• M5: 2,574,280 km (0.112 R)
• M6: 3,048,655 km (0.11 R)
• M7: 4,225,392 km (0.097 R)
• M8: 5,213,635 km (0.115 R)
• M9: 21,644,269 km (0.08 R)
• M10: 22,527,495 km (0.116 R)
• M11: 24,797,044 km (0.059 R)
• M12: 37,310,906 km (0.063 R)
• M13: 37,999,505 km (0.108 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 15,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit