🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.63 AU - 0.81 AU

Year: 231 Days

Day: 35.5 Hours

Environment

Temp: 113 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.15 AU

Year: 362 Days

Day: 29.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.07 AU - 1.33 AU

Year: 498 Days

Day: 26.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 33,532,876 km

• M1: 19,597 km (0.113 R)
• M2: 267,032 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.33 AU - 3.71 AU

Year: 2501 Days

Day: 37.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 11.6

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.77 AU - 6.67 AU

Year: 5181 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,532,876 km

• M1: 144,212 km (0.07 R)
• M2: 567,724 km (0.072 R)
• M3: 963,261 km (0.074 R)
• M4: 1,718,580 km (0.064 R)
• M5: 2,644,292 km (0.088 R)
• M6: 3,469,773 km (0.114 R)
• M7: 6,130,970 km (0.052 R)
• M8: 7,158,857 km (0.111 R)
• M9: 9,029,578 km (0.092 R)
• M10: 9,554,517 km (0.092 R)
• M11: 11,390,831 km (0.071 R)
• M12: 12,197,313 km (0.119 R)
• M13: 13,818,056 km (0.067 R)
• M14: 15,124,794 km (0.099 R)
• M15: 15,578,075 km (0.113 R)
• M16: 16,040,482 km (0.045 R)
• M17: 17,053,559 km (0.04 R)
• M18: 17,669,154 km (0.119 R)
• M19: 21,041,838 km (0.117 R)
• M20: 23,590,687 km (0.07 R)
• M21: 23,970,964 km (0.115 R)
• M22: 25,215,170 km (0.118 R)
• M23: 26,257,418 km (0.107 R)
• M24: 27,078,561 km (0.082 R)
• M25: 28,086,402 km (0.102 R)
• M26: 28,685,691 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.4

Radius: 14.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.5 AU - 6.5 AU

Year: 6277 Days

Day: 9.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,532,876 km

• M1: 184,305 km (0.1 R)
• M2: 821,741 km (0.105 R)
• M3: 1,309,879 km (0.11 R)
• M4: 2,170,964 km (0.116 R)
• M5: 2,826,801 km (0.102 R)
• M6: 4,460,410 km (0.067 R)
• M7: 5,018,709 km (0.115 R)
• M8: 5,686,813 km (0.116 R)
• M9: 9,592,814 km (0.074 R)
• M10: 10,625,039 km (0.108 R)
• M11: 11,269,208 km (0.1 R)
• M12: 13,022,046 km (0.106 R)
• M13: 14,228,553 km (0.115 R)
• M14: 15,134,966 km (0.033 R)
• M15: 16,403,107 km (0.12 R)
• M16: 17,672,445 km (0.069 R)
• M17: 18,578,111 km (0.087 R)
• M18: 21,170,492 km (0.088 R)
• M19: 23,000,224 km (0.11 R)
• M20: 26,881,541 km (0.101 R)
• M21: 31,079,706 km (0.116 R)
• M22: 31,887,385 km (0.111 R)
• M23: 33,650,246 km (0.066 R)
• M24: 36,806,163 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 8.3

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.78 AU - 7.26 AU

Year: 7045 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,532,876 km

• M1: 103,223 km (0.087 R)
• M2: 370,704 km (0.037 R)
• M3: 697,575 km (0.111 R)
• M4: 970,142 km (0.057 R)
• M5: 1,487,900 km (0.078 R)
• M6: 1,782,907 km (0.102 R)
• M7: 6,969,017 km (0.079 R)
• M8: 7,653,876 km (0.118 R)
• M9: 8,582,131 km (0.109 R)
• M10: 12,580,732 km (0.071 R)
• M11: 14,604,941 km (0.088 R)
• M12: 15,604,105 km (0.085 R)
• M13: 16,522,786 km (0.038 R)
• M14: 16,900,221 km (0.119 R)
• M15: 17,347,967 km (0.083 R)
• M16: 18,874,464 km (0.109 R)
• M17: 20,705,692 km (0.119 R)
• M18: 23,590,687 km (0.096 R)
• M19: 23,909,180 km (0.095 R)
• M20: 24,473,464 km (0.099 R)
• M21: 26,049,627 km (0.111 R)
• M22: 28,314,838 km (0.108 R)
• M23: 29,679,619 km (0.095 R)
• M24: 31,663,287 km (0.082 R)
• M25: 32,148,433 km (0.118 R)
• M26: 33,332,650 km (0.063 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 11,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit