🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.53 AU - 0.75 AU

Year: 186 Days

Day: 39.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.64 AU - 0.66 AU

Year: 190 Days

Day: 33.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,229,756 km

• M1: 345,421 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.67 AU - 1.01 AU

Year: 280 Days

Day: 39.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.88 AU - 1.06 AU

Year: 347 Days

Day: 15.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.44 AU - 2.8 AU

Year: 1541 Days

Day: 46.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,229,756 km

• M1: 88,113 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.9 AU - 4.54 AU

Year: 2608 Days

Day: 19.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,229,756 km

• M1: 27,825 km (0.094 R)
• M2: 1,181,823 km (0.047 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.4

Radius: 13.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.99 AU - 6.29 AU

Year: 4868 Days

Day: 13.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,229,756 km

• M1: 167,849 km (0.067 R)
• M2: 647,460 km (0.062 R)
• M3: 1,149,959 km (0.102 R)
• M4: 1,589,477 km (0.104 R)
• M5: 2,263,715 km (0.116 R)
• M6: 2,703,383 km (0.107 R)
• M7: 3,758,796 km (0.069 R)
• M8: 4,629,456 km (0.091 R)
• M9: 5,263,451 km (0.095 R)
• M10: 8,397,976 km (0.049 R)
• M11: 8,941,315 km (0.111 R)
• M12: 9,716,232 km (0.099 R)
• M13: 11,168,229 km (0.072 R)
• M14: 12,509,823 km (0.025 R)
• M15: 16,873,593 km (0.083 R)
• M16: 20,038,635 km (0.119 R)
• M17: 20,590,501 km (0.079 R)
• M18: 24,507,273 km (0.054 R)
• M19: 27,098,457 km (0.092 R)
• M20: 27,944,433 km (0.117 R)
• M21: 28,633,780 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.8

Radius: 11.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.2 AU - 9 AU

Year: 8378 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,229,756 km

• M1: 138,228 km (0.102 R)
• M2: 502,200 km (0.08 R)
• M3: 856,897 km (0.047 R)
• M4: 1,371,364 km (0.045 R)
• M5: 2,062,655 km (0.03 R)
• M6: 2,468,365 km (0.106 R)
• M7: 3,178,057 km (0.071 R)
• M8: 4,310,363 km (0.109 R)
• M9: 4,763,645 km (0.111 R)
• M10: 7,353,633 km (0.077 R)
• M11: 8,063,774 km (0.116 R)
• M12: 8,594,098 km (0.054 R)
• M13: 8,949,543 km (0.117 R)
• M14: 10,914,062 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.5

Radius: 14.5

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.28 AU - 9.98 AU

Year: 9214 Days

Day: 5.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,229,756 km

• M1: 180,565 km (0.115 R)
• M2: 765,792 km (0.113 R)
• M3: 1,400,984 km (0.071 R)
• M4: 2,438,445 km (0.117 R)
• M5: 2,992,257 km (0.098 R)
• M6: 3,505,078 km (0.088 R)
• M7: 4,187,394 km (0.048 R)
• M8: 4,925,959 km (0.099 R)
• M9: 6,436,448 km (0.068 R)
• M10: 7,589,399 km (0.073 R)
• M11: 8,922,765 km (0.025 R)
• M12: 9,695,139 km (0.105 R)
• M13: 10,723,026 km (0.096 R)
• M14: 13,988,747 km (0.08 R)
• M15: 14,700,534 km (0.111 R)
• M16: 15,300,870 km (0.12 R)
• M17: 18,551,482 km (0.103 R)
• M18: 19,174,258 km (0.072 R)
• M19: 20,134,377 km (0.111 R)
• M20: 40,178,697 km (0.108 R)
• M21: 43,909,668 km (0.085 R)
• M22: 46,711,935 km (0.067 R)
• M23: 48,743,175 km (0.116 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 13,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit