🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.56 AU - 0.62 AU

Year: 161 Days

Day: 15.4 Hours

Environment

Temp: 257 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.07 AU - 1.77 AU

Year: 600 Days

Day: 27.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 62,741,711 km

• M1: 163,062 km (0.05 R)
• M2: 407,505 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.96 AU - 2.84 AU

Year: 1319 Days

Day: 25.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,741,711 km

• M1: 42,037 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.06 AU - 3.22 AU

Year: 1974 Days

Day: 22.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.99 AU - 4.41 AU

Year: 2525 Days

Day: 33.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,741,711 km

• M1: 31,266 km (0.119 R)
• M2: 2,627,387 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.42 AU - 5 AU

Year: 3065 Days

Day: 22.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.1

Radius: 8.3

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.03 AU - 8.17 AU

Year: 8178 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,741,711 km

• M1: 103,223 km (0.093 R)
• M2: 431,141 km (0.073 R)
• M3: 1,579,754 km (0.028 R)
• M4: 2,325,349 km (0.118 R)
• M5: 3,041,175 km (0.065 R)
• M6: 4,464,449 km (0.034 R)
• M7: 4,963,807 km (0.114 R)
• M8: 5,901,187 km (0.116 R)
• M9: 6,393,813 km (0.059 R)
• M10: 6,762,273 km (0.112 R)
• M11: 7,582,368 km (0.095 R)
• M12: 7,995,557 km (0.06 R)
• M13: 9,751,986 km (0.103 R)
• M14: 10,491,299 km (0.118 R)
• M15: 11,267,562 km (0.075 R)
• M16: 11,970,672 km (0.052 R)
• M17: 12,474,518 km (0.109 R)
• M18: 13,286,086 km (0.09 R)
• M19: 18,464,267 km (0.116 R)
• M20: 20,929,789 km (0.083 R)
• M21: 24,756,802 km (0.083 R)
• M22: 31,703,678 km (0.093 R)
• M23: 34,879,641 km (0.079 R)
• M24: 36,602,859 km (0.12 R)
• M25: 37,071,848 km (0.095 R)
• M26: 38,744,652 km (0.117 R)
• M27: 40,467,271 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.6

Radius: 14.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.2 AU - 11.54 AU

Year: 12714 Days

Day: 10.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,741,711 km

• M1: 183,856 km (0.032 R)
• M2: 1,469,799 km (0.053 R)
• M3: 2,279,572 km (0.096 R)
• M4: 3,516,448 km (0.087 R)
• M5: 4,215,818 km (0.058 R)
• M6: 5,454,488 km (0.035 R)
• M7: 6,177,195 km (0.113 R)
• M8: 8,156,973 km (0.072 R)
• M9: 15,105,196 km (0.106 R)
• M10: 16,814,950 km (0.107 R)
• M11: 18,049,133 km (0.051 R)
• M12: 19,499,185 km (0.096 R)
• M13: 21,107,960 km (0.062 R)
• M14: 25,798,153 km (0.105 R)
• M15: 26,949,308 km (0.043 R)
• M16: 40,538,330 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.4

Radius: 5.5

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.89 AU - 16.35 AU

Year: 22961 Days

Day: 19.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,741,711 km

• M1: 73,453 km (0.083 R)
• M2: 471,682 km (0.07 R)
• M3: 1,144,723 km (0.09 R)
• M4: 1,473,838 km (0.119 R)
• M5: 1,990,250 km (0.103 R)
• M6: 2,341,207 km (0.096 R)
• M7: 2,597,468 km (0.112 R)
• M8: 2,992,556 km (0.06 R)
• M9: 4,711,735 km (0.085 R)
• M10: 5,051,322 km (0.094 R)
• M11: 5,703,718 km (0.107 R)
• M12: 6,288,945 km (0.068 R)
• M13: 9,882,435 km (0.069 R)
• M14: 10,382,391 km (0.094 R)
• M15: 12,360,075 km (0.082 R)
• M16: 13,403,820 km (0.088 R)
• M17: 29,016,601 km (0.07 R)
• M18: 38,693,639 km (0.073 R)
• M19: 41,055,041 km (0.115 R)
• M20: 48,237,534 km (0.084 R)
• M21: 55,517,715 km (0.073 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 19,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit