🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.63 AU - 0.67 AU

Year: 195 Days

Day: 35.5 Hours

Environment

Temp: 196 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.64 AU - 0.78 AU

Year: 223 Days

Day: 17.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,805,364 km

• M1: 39,045 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.62 AU - 0.84 AU

Year: 233 Days

Day: 45.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.69 AU - 2.35 AU

Year: 1070 Days

Day: 29.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.65 AU - 4.09 AU

Year: 2838 Days

Day: 30.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,805,364 km

• M1: 439,519 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30

Radius: 12.6

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.5 AU - 4.88 AU

Year: 3786 Days

Day: 9.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 55,805,364 km

• M1: 156,779 km (0.099 R)
• M2: 2,948,574 km (0.119 R)
• M3: 4,824,232 km (0.092 R)
• M4: 8,790,670 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.4

Radius: 11.2

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.28 AU - 9.62 AU

Year: 8356 Days

Day: 6.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,805,364 km

• M1: 141,669 km (0.057 R)
• M2: 2,483,025 km (0.114 R)
• M3: 3,667,691 km (0.083 R)
• M4: 5,875,157 km (0.088 R)
• M5: 6,303,456 km (0.096 R)
• M6: 9,550,029 km (0.118 R)
• M7: 11,006,364 km (0.101 R)
• M8: 16,132,036 km (0.072 R)
• M9: 18,818,365 km (0.099 R)
• M10: 19,245,616 km (0.089 R)
• M11: 20,267,669 km (0.04 R)
• M12: 24,635,329 km (0.088 R)
• M13: 26,367,971 km (0.119 R)
• M14: 28,087,898 km (0.105 R)
• M15: 35,178,538 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.6

Radius: 8.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.84 AU - 8.98 AU

Year: 9915 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,805,364 km

• M1: 103,223 km (0.107 R)
• M2: 411,693 km (0.086 R)
• M3: 922,720 km (0.08 R)
• M4: 2,072,080 km (0.093 R)
• M5: 2,355,269 km (0.077 R)
• M6: 2,799,575 km (0.092 R)
• M7: 4,807,926 km (0.109 R)
• M8: 5,431,151 km (0.073 R)
• M9: 6,208,162 km (0.106 R)
• M10: 7,471,366 km (0.054 R)
• M11: 7,941,553 km (0.069 R)
• M12: 14,078,506 km (0.098 R)
• M13: 17,981,066 km (0.117 R)
• M14: 18,329,778 km (0.09 R)
• M15: 22,873,963 km (0.063 R)
• M16: 23,865,049 km (0.109 R)
• M17: 24,541,531 km (0.089 R)
• M18: 24,970,727 km (0.08 R)
• M19: 27,837,471 km (0.03 R)
• M20: 30,028,481 km (0.036 R)
• M21: 32,127,190 km (0.118 R)
• M22: 36,950,076 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.2

Radius: 7.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 12.44 AU - 14.82 AU

Year: 18759 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,805,364 km

• M1: 95,294 km (0.062 R)
• M2: 344,823 km (0.064 R)
• M3: 610,509 km (0.088 R)
• M4: 864,676 km (0.109 R)
• M5: 1,203,365 km (0.108 R)
• M6: 1,675,197 km (0.114 R)
• M7: 2,078,513 km (0.073 R)
• M8: 2,803,614 km (0.051 R)
• M9: 3,298,633 km (0.111 R)
• M10: 4,134,137 km (0.093 R)
• M11: 4,523,989 km (0.078 R)
• M12: 6,729,361 km (0.096 R)
• M13: 7,226,774 km (0.105 R)
• M14: 8,248,527 km (0.055 R)
• M15: 9,515,921 km (0.1 R)
• M16: 12,248,774 km (0.112 R)
• M17: 14,359,152 km (0.119 R)
• M18: 17,534,666 km (0.085 R)
• M19: 19,949,923 km (0.114 R)
• M20: 21,062,183 km (0.036 R)
• M21: 22,761,466 km (0.09 R)
• M22: 24,646,848 km (0.1 R)
• M23: 31,719,536 km (0.105 R)
• M24: 33,351,050 km (0.119 R)
• M25: 35,653,511 km (0.085 R)
• M26: 38,319,345 km (0.089 R)
• M27: 42,912,448 km (0.093 R)
• M28: 46,811,567 km (0.072 R)
• M29: 48,617,812 km (0.076 R)
• M30: 52,529,048 km (0.096 R)
• M31: 52,850,833 km (0.08 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 17,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit