🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.61 AU - 0.73 AU

Year: 209 Days

Day: 21.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.77 AU - 0.81 AU

Year: 267 Days

Day: 42 Hours

Environment

Temp: 70 °C

Axial Tilt: 166.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.78 AU - 1.12 AU

Year: 353 Days

Day: 41.4 Hours

Environment

Temp: 27 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 113,460,483 km

• M1: 181,163 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.91 AU - 1.01 AU

Year: 358 Days

Day: 45.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 153.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.36 AU - 3.5 AU

Year: 2419 Days

Day: 27.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.4

Radius: 10.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.62 AU - 5.52 AU

Year: 4347 Days

Day: 5 Hours

Environment

Temp: -142 °C

Axial Tilt: 163.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 113,460,483 km

• M1: 129,402 km (0.053 R)
• M2: 452,833 km (0.07 R)
• M3: 1,028,485 km (0.116 R)
• M4: 2,054,428 km (0.11 R)
• M5: 2,657,756 km (0.058 R)
• M6: 3,189,127 km (0.043 R)
• M7: 5,625,179 km (0.085 R)
• M8: 6,723,228 km (0.099 R)
• M9: 8,531,866 km (0.118 R)
• M10: 11,222,533 km (0.077 R)
• M11: 13,837,953 km (0.09 R)
• M12: 15,628,041 km (0.077 R)
• M13: 17,356,046 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 9.3

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.67 AU - 5.59 AU

Year: 4425 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,460,483 km

• M1: 115,639 km (0.094 R)
• M2: 608,265 km (0.046 R)
• M3: 898,036 km (0.059 R)
• M4: 1,516,474 km (0.111 R)
• M5: 1,829,283 km (0.079 R)
• M6: 2,427,824 km (0.104 R)
• M7: 3,482,788 km (0.091 R)
• M8: 3,880,569 km (0.117 R)
• M9: 4,331,906 km (0.114 R)
• M10: 5,642,981 km (0.056 R)
• M11: 6,466,368 km (0.104 R)
• M12: 10,532,139 km (0.076 R)
• M13: 15,648,536 km (0.116 R)
• M14: 16,734,467 km (0.069 R)
• M15: 18,928,619 km (0.118 R)
• M16: 21,514,867 km (0.076 R)
• M17: 26,175,588 km (0.094 R)
• M18: 26,811,828 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.4

Radius: 5.4

Gravity: 32.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.98 AU - 19.72 AU

Year: 31165 Days

Day: 23.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 113,460,483 km

• M1: 74,350 km (0.114 R)
• M2: 299,495 km (0.07 R)
• M3: 808,726 km (0.113 R)
• M4: 1,162,974 km (0.07 R)
• M5: 1,903,483 km (0.089 R)
• M6: 2,348,986 km (0.06 R)
• M7: 3,782,881 km (0.049 R)
• M8: 4,764,094 km (0.113 R)
• M9: 5,269,884 km (0.078 R)
• M10: 6,046,896 km (0.054 R)
• M11: 6,741,927 km (0.069 R)
• M12: 12,373,838 km (0.04 R)
• M13: 13,326,328 km (0.085 R)
• M14: 16,382,014 km (0.112 R)
• M15: 19,243,372 km (0.048 R)
• M16: 34,631,907 km (0.044 R)
• M17: 37,969,436 km (0.055 R)
• M18: 41,689,486 km (0.112 R)
• M19: 45,275,796 km (0.106 R)
• M20: 52,645,884 km (0.106 R)
• M21: 56,187,015 km (0.085 R)
• M22: 58,561,134 km (0.087 R)
• M23: 80,817,108 km (0.053 R)
• M24: 81,088,628 km (0.081 R)
• M25: 85,235,631 km (0.106 R)
• M26: 88,077,542 km (0.096 R)
• M27: 97,595,108 km (0.083 R)
• M28: 100,704,200 km (0.032 R)
• M29: 101,333,858 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 11,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit