🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.5 AU - 0.68 AU

Year: 159 Days

Day: 33.2 Hours

Environment

Temp: 254 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.64 AU - 0.86 AU

Year: 228 Days

Day: 28.6 Hours

Environment

Temp: 215 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.64 AU - 1.06 AU

Year: 275 Days

Day: 43.2 Hours

Environment

Temp: 116 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 65,281,260 km

• M1: 159,471 km (0.091 R)
• M2: 285,882 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.81 AU - 2.11 AU

Year: 964 Days

Day: 31.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.44 AU - 2.82 AU

Year: 1499 Days

Day: 41.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.24 AU - 3.4 AU

Year: 1664 Days

Day: 26.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.04 AU - 5.06 AU

Year: 2865 Days

Day: 15.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.2

Radius: 8.9

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.65 AU - 6.79 AU

Year: 5452 Days

Day: 12.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,281,260 km

• M1: 111,002 km (0.072 R)
• M2: 432,637 km (0.115 R)
• M3: 1,047,783 km (0.084 R)
• M4: 1,584,241 km (0.075 R)
• M5: 1,873,863 km (0.102 R)
• M6: 2,278,226 km (0.084 R)
• M7: 3,670,085 km (0.083 R)
• M8: 4,306,624 km (0.078 R)
• M9: 4,638,432 km (0.085 R)
• M10: 6,332,328 km (0.12 R)
• M11: 7,534,646 km (0.087 R)
• M12: 8,561,187 km (0.048 R)
• M13: 9,087,472 km (0.11 R)
• M14: 11,030,300 km (0.092 R)
• M15: 11,604,905 km (0.089 R)
• M16: 13,774,224 km (0.116 R)
• M17: 14,160,336 km (0.112 R)
• M18: 14,781,766 km (0.096 R)
• M19: 16,631,094 km (0.101 R)
• M20: 19,582,511 km (0.055 R)
• M21: 24,921,659 km (0.062 R)
• M22: 25,495,367 km (0.032 R)
• M23: 27,269,747 km (0.086 R)
• M24: 28,497,347 km (0.089 R)
• M25: 31,251,594 km (0.102 R)
• M26: 32,304,463 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 9.8

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.65 AU - 13.13 AU

Year: 14410 Days

Day: 5.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,281,260 km

• M1: 125,213 km (0.098 R)
• M2: 471,084 km (0.076 R)
• M3: 1,033,871 km (0.097 R)
• M4: 1,491,790 km (0.065 R)
• M5: 1,988,904 km (0.081 R)
• M6: 2,379,354 km (0.104 R)
• M7: 3,613,237 km (0.078 R)
• M8: 4,915,038 km (0.061 R)
• M9: 6,059,462 km (0.115 R)
• M10: 7,328,052 km (0.092 R)
• M11: 8,563,581 km (0.115 R)
• M12: 9,443,366 km (0.114 R)
• M13: 12,769,674 km (0.061 R)
• M14: 14,911,766 km (0.076 R)
• M15: 20,882,367 km (0.066 R)
• M16: 21,995,973 km (0.068 R)
• M17: 23,839,468 km (0.111 R)
• M18: 26,956,489 km (0.117 R)
• M19: 32,861,865 km (0.118 R)
• M20: 36,709,821 km (0.098 R)
• M21: 54,588,413 km (0.094 R)
• M22: 59,224,002 km (0.083 R)
• M23: 62,392,784 km (0.099 R)
• M24: 65,085,994 km (0.052 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 15,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit