🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.53 AU - 0.55 AU

Year: 151 Days

Day: 47.4 Hours

Environment

Temp: 133 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 29,899,886 km

• M1: 68,665 km (0.119 R)
• M2: 157,975 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.04 AU - 1.72 AU

Year: 617 Days

Day: 24.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,899,886 km

• M1: 750,682 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.57 AU - 1.67 AU

Year: 785 Days

Day: 41.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,899,886 km

• M1: 180,116 km (0.052 R)
• M2: 1,168,509 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.76 AU - 1.98 AU

Year: 974 Days

Day: 24.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.86 AU - 2.14 AU

Year: 1077 Days

Day: 47.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,899,886 km

• M1: 1,020,856 km (0.101 R)
• M2: 1,179,729 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.29 AU - 3.45 AU

Year: 2356 Days

Day: 20.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,899,886 km

• M1: 148,102 km (0.088 R)

Asteroid Belt

Center: 4.51 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: 639.1

Radius: 9.5

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.23 AU - 7.05 AU

Year: 5101 Days

Day: 7.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 29,899,886 km

• M1: 125,662 km (0.054 R)
• M2: 228,885 km (0.072 R)
• M3: 330,163 km (0.119 R)
• M4: 402,418 km (0.079 R)
• M5: 544,985 km (0.068 R)
• M6: 634,594 km (0.048 R)
• M7: 856,149 km (0.104 R)
• M8: 1,117,047 km (0.112 R)
• M9: 1,466,059 km (0.051 R)
• M10: 1,694,944 km (0.117 R)
• M11: 2,224,072 km (0.111 R)
• M12: 2,354,670 km (0.066 R)
• M13: 2,430,517 km (0.056 R)
• M14: 2,682,589 km (0.07 R)
• M15: 2,862,256 km (0.112 R)
• M16: 3,107,896 km (0.077 R)
• M17: 3,446,137 km (0.06 R)
• M18: 3,576,137 km (0.114 R)
• M19: 3,751,915 km (0.111 R)
• M20: 3,818,486 km (0.12 R)
• M21: 4,066,369 km (0.104 R)
• M22: 4,793,265 km (0.042 R)
• M23: 5,585,237 km (0.091 R)
• M24: 5,866,780 km (0.084 R)
• M25: 5,944,421 km (0.087 R)
• M26: 6,074,571 km (0.077 R)
• M27: 6,232,098 km (0.112 R)
• M28: 6,337,714 km (0.12 R)
• M29: 6,875,369 km (0.114 R)
• M30: 7,567,857 km (0.101 R)
• M31: 7,879,619 km (0.041 R)
• M32: 8,108,953 km (0.102 R)
• M33: 9,048,427 km (0.066 R)
• M34: 9,198,324 km (0.109 R)
• M35: 9,500,662 km (0.092 R)
• M36: 9,622,584 km (0.029 R)
• M37: 10,364,589 km (0.105 R)
• M38: 10,837,618 km (0.115 R)
• M39: 11,414,766 km (0.071 R)
• M40: 11,609,244 km (0.079 R)
• M41: 11,870,441 km (0.05 R)
• M42: 12,001,788 km (0.112 R)
• M43: 12,299,039 km (0.054 R)
• M44: 12,665,554 km (0.065 R)
• M45: 12,867,062 km (0.108 R)
• M46: 12,968,191 km (0.067 R)
• M47: 13,546,237 km (0.108 R)
• M48: 13,614,902 km (0.118 R)
• M49: 14,904,137 km (0.05 R)
• M50: 15,402,148 km (0.057 R)
• M51: 16,670,888 km (0.105 R)
• M52: 16,854,893 km (0.059 R)
• M53: 17,448,198 km (0.03 R)
• M54: 17,709,845 km (0.056 R)
• M55: 18,010,536 km (0.116 R)
• M56: 19,500,681 km (0.076 R)
• M57: 20,006,172 km (0.093 R)
• M58: 20,162,502 km (0.068 R)
• M59: 20,280,086 km (0.112 R)
• M60: 21,708,596 km (0.09 R)
• M61: 22,070,772 km (0.109 R)
• M62: 22,394,352 km (0.113 R)
• M63: 22,556,666 km (0.072 R)
• M64: 22,678,738 km (0.112 R)
• M65: 23,251,249 km (0.116 R)
• M66: 23,580,664 km (0.049 R)
• M67: 24,535,996 km (0.103 R)
• M68: 24,619,621 km (0.111 R)
• M69: 25,165,803 km (0.067 R)
• M70: 25,588,566 km (0.084 R)
• M71: 25,758,509 km (0.104 R)
• M72: 25,971,238 km (0.119 R)
• M73: 26,441,424 km (0.102 R)
• M74: 26,613,012 km (0.064 R)
• M75: 28,569,753 km (0.112 R)
• M76: 29,721,357 km (0.095 R)
• M77: 29,899,827 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit