🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.71 AU - 0.87 AU

Year: 245 Days

Day: 16.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.83 AU - 1.19 AU

Year: 353 Days

Day: 33.3 Hours

Environment

Temp: 123 °C

Axial Tilt: 121.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.57 AU - 2.25 AU

Year: 919 Days

Day: 25 Hours

Environment

Temp: -52 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.99 AU - 4.31 AU

Year: 2428 Days

Day: 39.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,093,135 km

• M1: 973,733 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.25 AU - 4.31 AU

Year: 2559 Days

Day: 13.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581

Radius: 10.9

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.45 AU - 12.99 AU

Year: 12223 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,093,135 km

• M1: 136,433 km (0.117 R)
• M2: 555,606 km (0.111 R)
• M3: 963,410 km (0.12 R)
• M4: 1,358,498 km (0.113 R)
• M5: 2,063,104 km (0.074 R)
• M6: 2,929,725 km (0.049 R)
• M7: 3,299,830 km (0.036 R)
• M8: 3,675,171 km (0.102 R)
• M9: 5,785,847 km (0.034 R)
• M10: 7,284,668 km (0.098 R)
• M11: 8,464,248 km (0.117 R)
• M12: 8,837,195 km (0.115 R)
• M13: 9,466,553 km (0.035 R)
• M14: 10,229,652 km (0.114 R)
• M15: 10,599,608 km (0.114 R)
• M16: 11,254,547 km (0.096 R)
• M17: 12,525,231 km (0.052 R)
• M18: 12,887,707 km (0.045 R)
• M19: 13,889,115 km (0.079 R)
• M20: 17,204,952 km (0.119 R)
• M21: 21,527,582 km (0.096 R)
• M22: 22,578,059 km (0.114 R)
• M23: 23,938,651 km (0.102 R)
• M24: 25,546,080 km (0.082 R)
• M25: 26,623,783 km (0.086 R)
• M26: 27,936,206 km (0.114 R)
• M27: 28,348,497 km (0.12 R)
• M28: 29,931,243 km (0.08 R)
• M29: 31,683,483 km (0.106 R)
• M30: 32,471,115 km (0.116 R)
• M31: 34,085,725 km (0.037 R)
• M32: 34,912,852 km (0.118 R)
• M33: 41,081,221 km (0.113 R)
• M34: 45,621,666 km (0.098 R)
• M35: 51,870,369 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.7

Radius: 11.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 10.28 AU - 14.42 AU

Year: 15115 Days

Day: 14.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,093,135 km

• M1: 144,362 km (0.099 R)
• M2: 534,663 km (0.102 R)
• M3: 954,734 km (0.073 R)
• M4: 1,602,044 km (0.085 R)
• M5: 1,992,045 km (0.113 R)
• M6: 3,023,223 km (0.074 R)
• M7: 6,349,831 km (0.118 R)
• M8: 7,512,506 km (0.062 R)
• M9: 8,217,261 km (0.043 R)
• M10: 8,698,518 km (0.075 R)
• M11: 9,840,249 km (0.052 R)
• M12: 12,612,896 km (0.096 R)
• M13: 15,476,049 km (0.089 R)
• M14: 18,059,006 km (0.065 R)
• M15: 22,097,700 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.1

Radius: 7.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.52 AU - 20.16 AU

Year: 28478 Days

Day: 20 Hours

Environment

Temp: -194 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,093,135 km

• M1: 103,223 km (0.081 R)
• M2: 1,313,320 km (0.091 R)
• M3: 1,634,506 km (0.117 R)
• M4: 2,197,144 km (0.103 R)
• M5: 3,676,966 km (0.04 R)
• M6: 4,669,099 km (0.088 R)
• M7: 10,246,257 km (0.027 R)
• M8: 10,814,879 km (0.109 R)
• M9: 12,242,491 km (0.064 R)
• M10: 13,606,375 km (0.097 R)
• M11: 14,103,788 km (0.112 R)
• M12: 14,677,645 km (0.113 R)
• M13: 15,872,035 km (0.097 R)
• M14: 21,135,636 km (0.089 R)
• M15: 23,003,665 km (0.118 R)
• M16: 24,157,812 km (0.077 R)
• M17: 27,358,159 km (0.118 R)
• M18: 29,780,149 km (0.11 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 11,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit