🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.09 AU - 1.42 AU

Year: 503 Days

Day: 45.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,521,660 km

• M1: 583,880 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.47 AU - 1.61 AU

Year: 688 Days

Day: 34.1 Hours

Environment

Temp: -27 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,521,660 km

• M1: 116,686 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.45 AU - 2.33 AU

Year: 935 Days

Day: 35.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,521,660 km

• M1: 272,418 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.63 AU - 2.33 AU

Year: 1003 Days

Day: 21 Hours

Environment

Temp: -53 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,521,660 km

• M1: 35,754 km (0.112 R)
• M2: 667,356 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.24 AU - 2.72 AU

Year: 1406 Days

Day: 37.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.92 AU - 3.06 AU

Year: 1414 Days

Day: 25.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,521,660 km

• M1: 365,468 km (0.11 R)

Asteroid Belt

Center: 6.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.4

Radius: 13.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.66 AU - 10.9 AU

Year: 12738 Days

Day: 11.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 33,521,660 km

• M1: 248,482 km (0.082 R)
• M2: 332,556 km (0.099 R)
• M3: 552,016 km (0.102 R)
• M4: 682,765 km (0.106 R)
• M5: 880,533 km (0.111 R)
• M6: 1,009,038 km (0.117 R)
• M7: 1,335,311 km (0.106 R)
• M8: 2,262,668 km (0.041 R)
• M9: 2,403,439 km (0.114 R)
• M10: 2,630,529 km (0.06 R)
• M11: 2,995,847 km (0.105 R)
• M12: 3,241,038 km (0.096 R)
• M13: 3,354,732 km (0.099 R)
• M14: 3,727,680 km (0.11 R)
• M15: 3,870,995 km (0.037 R)
• M16: 4,016,104 km (0.118 R)
• M17: 5,512,083 km (0.108 R)
• M18: 5,924,824 km (0.095 R)
• M19: 6,519,475 km (0.089 R)
• M20: 7,133,425 km (0.062 R)
• M21: 7,980,897 km (0.116 R)
• M22: 8,700,911 km (0.076 R)
• M23: 9,020,452 km (0.119 R)
• M24: 9,278,958 km (0.048 R)
• M25: 9,376,495 km (0.105 R)
• M26: 10,135,854 km (0.119 R)
• M27: 10,778,078 km (0.096 R)
• M28: 11,155,962 km (0.104 R)
• M29: 11,363,903 km (0.117 R)
• M30: 11,678,358 km (0.087 R)
• M31: 12,244,436 km (0.112 R)
• M32: 12,494,863 km (0.097 R)
• M33: 12,783,138 km (0.105 R)
• M34: 13,256,466 km (0.077 R)
• M35: 13,587,526 km (0.101 R)
• M36: 13,995,778 km (0.086 R)
• M37: 14,370,521 km (0.083 R)
• M38: 14,900,696 km (0.064 R)
• M39: 15,091,732 km (0.11 R)
• M40: 15,980,344 km (0.097 R)
• M41: 16,136,674 km (0.068 R)
• M42: 16,411,485 km (0.086 R)
• M43: 16,648,149 km (0.079 R)
• M44: 18,788,296 km (0.077 R)
• M45: 19,036,030 km (0.083 R)
• M46: 19,284,811 km (0.118 R)
• M47: 21,271,022 km (0.119 R)
• M48: 21,529,228 km (0.104 R)
• M49: 21,788,481 km (0.115 R)
• M50: 22,397,494 km (0.12 R)
• M51: 23,188,717 km (0.098 R)
• M52: 24,572,946 km (0.105 R)
• M53: 25,161,315 km (0.065 R)
• M54: 25,343,375 km (0.087 R)
• M55: 26,121,733 km (0.036 R)
• M56: 27,000,920 km (0.108 R)
• M57: 27,187,169 km (0.112 R)
• M58: 27,561,164 km (0.049 R)
• M59: 28,125,297 km (0.098 R)
• M60: 28,645,898 km (0.098 R)
• M61: 28,835,887 km (0.104 R)
• M62: 29,360,676 km (0.067 R)
• M63: 29,504,440 km (0.04 R)
• M64: 30,033,269 km (0.069 R)
• M65: 30,323,040 km (0.111 R)
• M66: 30,419,979 km (0.056 R)
• M67: 31,933,610 km (0.085 R)
• M68: 32,972,867 km (0.11 R)
• M69: 33,172,131 km (0.115 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit