🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.47 AU - 0.63 AU

Year: 144 Days

Day: 15.3 Hours

Environment

Temp: 267 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 29,990,530 km

• M1: 50,863 km (0.091 R)
• M2: 336,446 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 160 Days

Day: 28.2 Hours

Environment

Temp: 184 °C

Axial Tilt: 41.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.57 AU - 0.81 AU

Year: 202 Days

Day: 28 Hours

Environment

Temp: 207 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,990,530 km

• M1: 46,824 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.33 AU - 1.75 AU

Year: 675 Days

Day: 17.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.48 AU - 1.8 AU

Year: 742 Days

Day: 32.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.53 AU - 5.37 AU

Year: 3315 Days

Day: 15.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.5

Radius: 14.4

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.9 AU - 9.72 AU

Year: 8459 Days

Day: 8.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,990,530 km

• M1: 191,186 km (0.085 R)
• M2: 639,381 km (0.075 R)
• M3: 1,093,261 km (0.083 R)
• M4: 1,593,217 km (0.115 R)
• M5: 2,058,467 km (0.07 R)
• M6: 2,987,170 km (0.053 R)
• M7: 3,476,056 km (0.046 R)
• M8: 4,567,223 km (0.045 R)
• M9: 6,813,435 km (0.045 R)
• M10: 8,290,714 km (0.061 R)
• M11: 9,145,217 km (0.06 R)
• M12: 10,894,016 km (0.057 R)
• M13: 11,967,979 km (0.106 R)
• M14: 12,655,381 km (0.107 R)
• M15: 14,765,908 km (0.059 R)
• M16: 22,349,174 km (0.053 R)
• M17: 23,241,824 km (0.115 R)
• M18: 24,625,305 km (0.086 R)
• M19: 26,968,607 km (0.081 R)
• M20: 28,755,852 km (0.078 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 14,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit