🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.65 AU - 2.67 AU

Year: 1561 Days

Day: 33.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,918,932 km

• M1: 287,078 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.09 AU - 3.55 AU

Year: 2177 Days

Day: 24.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.47 AU - 4.55 AU

Year: 2890 Days

Day: 44.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,918,932 km

• M1: 59,839 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 14.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.18 AU - 11.54 AU

Year: 10306 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,918,932 km

• M1: 177,872 km (0.109 R)
• M2: 637,437 km (0.071 R)
• M3: 1,106,276 km (0.114 R)
• M4: 1,656,796 km (0.116 R)
• M5: 2,542,565 km (0.098 R)
• M6: 3,150,382 km (0.102 R)
• M7: 3,650,188 km (0.097 R)
• M8: 4,342,677 km (0.108 R)
• M9: 6,689,418 km (0.11 R)
• M10: 7,646,845 km (0.101 R)
• M11: 9,443,216 km (0.065 R)
• M12: 10,286,649 km (0.113 R)
• M13: 13,301,794 km (0.054 R)
• M14: 17,587,025 km (0.086 R)
• M15: 19,961,442 km (0.093 R)
• M16: 22,197,482 km (0.087 R)
• M17: 26,674,497 km (0.056 R)
• M18: 28,358,820 km (0.116 R)
• M19: 31,611,526 km (0.114 R)
• M20: 33,837,393 km (0.064 R)
• M21: 35,456,491 km (0.095 R)
• M22: 36,047,103 km (0.025 R)
• M23: 37,613,393 km (0.065 R)
• M24: 38,973,836 km (0.075 R)
• M25: 39,729,604 km (0.042 R)
• M26: 41,531,062 km (0.079 R)
• M27: 43,252,036 km (0.092 R)
• M28: 46,553,511 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 8.2

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 12.26 AU - 12.54 AU

Year: 15715 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,918,932 km

• M1: 102,026 km (0.062 R)
• M2: 370,255 km (0.1 R)
• M3: 921,373 km (0.072 R)
• M4: 1,215,333 km (0.087 R)
• M5: 1,848,132 km (0.12 R)
• M6: 3,223,236 km (0.077 R)
• M7: 5,725,709 km (0.079 R)
• M8: 8,912,443 km (0.113 R)
• M9: 9,597,451 km (0.086 R)
• M10: 11,748,070 km (0.1 R)
• M11: 17,875,150 km (0.114 R)
• M12: 20,176,863 km (0.111 R)
• M13: 22,848,382 km (0.105 R)
• M14: 25,263,640 km (0.084 R)
• M15: 28,256,195 km (0.109 R)
• M16: 32,831,048 km (0.106 R)
• M17: 34,223,654 km (0.032 R)
• M18: 40,582,910 km (0.106 R)
• M19: 42,321,387 km (0.04 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 11,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit