🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.62 AU - 0.94 AU

Year: 260 Days

Day: 35 Hours

Environment

Temp: 133 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,801,905 km

• M1: 60,737 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.69 AU - 1.05 AU

Year: 306 Days

Day: 45.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 78.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 67,801,905 km

• M1: 322,084 km (0.112 R)
• M2: 370,554 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.87 AU - 0.93 AU

Year: 322 Days

Day: 25 Hours

Environment

Temp: 33 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,801,905 km

• M1: 660,475 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.01 AU - 1.03 AU

Year: 388 Days

Day: 46.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.7 AU - 1.84 AU

Year: 887 Days

Day: 18.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.92 AU - 2.68 AU

Year: 1314 Days

Day: 35.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 56.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,801,905 km

• M1: 45,179 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.7

Radius: 9.3

Gravity: 11.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.92 AU - 5.02 AU

Year: 3560 Days

Day: 6.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,801,905 km

• M1: 116,088 km (0.043 R)
• M2: 439,967 km (0.032 R)
• M3: 787,932 km (0.1 R)
• M4: 1,158,336 km (0.117 R)
• M5: 1,644,679 km (0.111 R)
• M6: 2,323,105 km (0.113 R)
• M7: 3,139,461 km (0.071 R)
• M8: 4,068,015 km (0.116 R)
• M9: 4,439,018 km (0.111 R)
• M10: 5,195,983 km (0.102 R)
• M11: 6,125,135 km (0.091 R)
• M12: 6,613,871 km (0.12 R)
• M13: 7,879,021 km (0.117 R)
• M14: 9,298,704 km (0.12 R)
• M15: 10,448,813 km (0.068 R)
• M16: 10,837,917 km (0.098 R)
• M17: 11,462,338 km (0.061 R)
• M18: 13,178,226 km (0.106 R)
• M19: 13,683,867 km (0.088 R)
• M20: 14,519,670 km (0.067 R)
• M21: 16,235,408 km (0.12 R)
• M22: 22,976,737 km (0.099 R)
• M23: 24,913,880 km (0.067 R)
• M24: 26,877,053 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 11.8

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.56 AU - 5.98 AU

Year: 4558 Days

Day: 7.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,801,905 km

• M1: 171,589 km (0.116 R)
• M2: 643,720 km (0.112 R)
• M3: 1,022,801 km (0.113 R)
• M4: 2,014,186 km (0.045 R)
• M5: 3,662,156 km (0.099 R)
• M6: 5,738,275 km (0.09 R)
• M7: 6,598,612 km (0.063 R)
• M8: 7,379,513 km (0.088 R)
• M9: 7,809,308 km (0.116 R)
• M10: 8,865,619 km (0.072 R)
• M11: 9,466,852 km (0.084 R)
• M12: 11,522,028 km (0.086 R)
• M13: 11,921,454 km (0.043 R)
• M14: 12,984,198 km (0.117 R)
• M15: 14,669,567 km (0.111 R)
• M16: 15,564,910 km (0.119 R)
• M17: 20,922,908 km (0.11 R)
• M18: 22,535,872 km (0.067 R)
• M19: 23,091,479 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.9

Radius: 8

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 18.05 AU - 19.35 AU

Year: 30464 Days

Day: 17.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,801,905 km

• M1: 100,530 km (0.107 R)
• M2: 840,291 km (0.086 R)
• M3: 3,052,245 km (0.077 R)
• M4: 3,418,760 km (0.094 R)
• M5: 4,530,721 km (0.117 R)
• M6: 6,065,446 km (0.105 R)
• M7: 7,680,803 km (0.101 R)
• M8: 12,571,607 km (0.08 R)
• M9: 13,377,490 km (0.068 R)
• M10: 18,692,254 km (0.089 R)
• M11: 32,849,598 km (0.099 R)
• M12: 38,671,050 km (0.066 R)
• M13: 44,374,917 km (0.095 R)
• M14: 48,150,019 km (0.045 R)
• M15: 51,455,235 km (0.072 R)
• M16: 59,998,320 km (0.093 R)
• M17: 65,195,650 km (0.07 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 12,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit