🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.6 AU - 0.9 AU

Year: 242 Days

Day: 46.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.68 AU - 0.92 AU

Year: 267 Days

Day: 28.8 Hours

Environment

Temp: 105 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.81 AU - 1.09 AU

Year: 345 Days

Day: 44.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,663,575 km

• M1: 195,973 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.86 AU - 1.18 AU

Year: 384 Days

Day: 44.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,663,575 km

• M1: 421,118 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.01 AU - 1.47 AU

Year: 515 Days

Day: 21.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.81 AU - 2.11 AU

Year: 1023 Days

Day: 19.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.44 AU - 3.78 AU

Year: 2045 Days

Day: 35.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.15 AU - 3.35 AU

Year: 2184 Days

Day: 33.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,663,575 km

• M1: 1,603,988 km (0.072 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 9.4

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.85 AU - 5.69 AU

Year: 4510 Days

Day: 8.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,663,575 km

• M1: 116,986 km (0.087 R)
• M2: 477,666 km (0.051 R)
• M3: 787,334 km (0.051 R)
• M4: 1,140,235 km (0.095 R)
• M5: 1,587,383 km (0.08 R)
• M6: 2,208,663 km (0.034 R)
• M7: 2,819,471 km (0.103 R)
• M8: 3,709,728 km (0.089 R)
• M9: 4,021,939 km (0.06 R)
• M10: 7,575,187 km (0.12 R)
• M11: 7,970,126 km (0.093 R)
• M12: 8,684,755 km (0.062 R)
• M13: 11,455,307 km (0.045 R)
• M14: 12,024,527 km (0.031 R)
• M15: 12,964,151 km (0.082 R)
• M16: 14,877,658 km (0.112 R)
• M17: 15,727,972 km (0.111 R)
• M18: 17,963,563 km (0.096 R)
• M19: 18,409,215 km (0.064 R)
• M20: 20,609,949 km (0.098 R)
• M21: 21,881,681 km (0.108 R)
• M22: 23,809,698 km (0.09 R)
• M23: 25,288,473 km (0.062 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.6

Radius: 10.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.06 AU - 12.1 AU

Year: 12829 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,663,575 km

• M1: 133,142 km (0.104 R)
• M2: 664,065 km (0.095 R)
• M3: 1,705,565 km (0.039 R)
• M4: 2,770,553 km (0.101 R)
• M5: 3,284,272 km (0.093 R)
• M6: 4,029,269 km (0.11 R)
• M7: 4,411,641 km (0.113 R)
• M8: 6,542,513 km (0.089 R)
• M9: 6,906,784 km (0.075 R)
• M10: 7,544,071 km (0.113 R)
• M11: 8,266,479 km (0.111 R)
• M12: 9,183,813 km (0.1 R)
• M13: 10,167,419 km (0.108 R)
• M14: 11,049,149 km (0.099 R)
• M15: 11,861,765 km (0.054 R)
• M16: 14,134,156 km (0.108 R)
• M17: 14,539,267 km (0.098 R)
• M18: 15,231,756 km (0.063 R)
• M19: 15,873,680 km (0.118 R)
• M20: 16,608,056 km (0.072 R)
• M21: 22,034,121 km (0.112 R)
• M22: 22,671,109 km (0.114 R)
• M23: 27,374,615 km (0.11 R)
• M24: 31,875,865 km (0.073 R)
• M25: 33,281,188 km (0.078 R)
• M26: 33,638,876 km (0.09 R)
• M27: 35,466,065 km (0.08 R)
• M28: 43,297,065 km (0.08 R)
• M29: 44,009,300 km (0.105 R)
• M30: 46,045,177 km (0.061 R)
• M31: 50,775,462 km (0.068 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 14,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit