🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.66 AU - 0.76 AU

Year: 225 Days

Day: 32.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,972,091 km

• M1: 107,860 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.14 AU - 1.6 AU

Year: 604 Days

Day: 40.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 143.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,972,091 km

• M1: 68,815 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.61 AU - 1.71 AU

Year: 806 Days

Day: 37.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 169 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,972,091 km

• M1: 494,571 km (0.091 R)
• M2: 1,585,289 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.76 AU - 3 AU

Year: 1841 Days

Day: 24.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.11 AU - 3.21 AU

Year: 2116 Days

Day: 23.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 73.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.93 AU - 4.55 AU

Year: 2725 Days

Day: 29.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,972,091 km

• M1: 2,515,787 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 14.2

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.25 AU - 10.55 AU

Year: 10857 Days

Day: 12 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 37,972,091 km

• M1: 177,722 km (0.04 R)
• M2: 283,488 km (0.094 R)
• M3: 561,740 km (0.105 R)
• M4: 746,045 km (0.114 R)
• M5: 1,080,396 km (0.094 R)
• M6: 1,214,136 km (0.077 R)
• M7: 1,866,981 km (0.078 R)
• M8: 2,009,847 km (0.043 R)
• M9: 2,350,332 km (0.104 R)
• M10: 2,709,816 km (0.115 R)
• M11: 3,257,494 km (0.107 R)
• M12: 3,557,138 km (0.062 R)
• M13: 3,684,745 km (0.09 R)
• M14: 3,839,878 km (0.113 R)
• M15: 4,076,692 km (0.105 R)
• M16: 4,210,432 km (0.111 R)
• M17: 4,318,442 km (0.072 R)
• M18: 4,427,499 km (0.051 R)
• M19: 4,537,303 km (0.112 R)
• M20: 4,957,823 km (0.107 R)
• M21: 6,018,173 km (0.099 R)
• M22: 6,418,048 km (0.089 R)
• M23: 8,204,695 km (0.09 R)
• M24: 8,408,597 km (0.117 R)
• M25: 8,717,367 km (0.109 R)
• M26: 9,381,881 km (0.116 R)
• M27: 9,630,812 km (0.084 R)
• M28: 9,774,126 km (0.098 R)
• M29: 9,881,987 km (0.074 R)
• M30: 10,537,824 km (0.081 R)
• M31: 11,057,676 km (0.097 R)
• M32: 11,929,832 km (0.119 R)
• M33: 13,339,343 km (0.114 R)
• M34: 13,619,540 km (0.069 R)
• M35: 14,145,077 km (0.103 R)
• M36: 14,718,635 km (0.071 R)
• M37: 16,015,350 km (0.055 R)
• M38: 16,398,769 km (0.083 R)
• M39: 16,527,274 km (0.076 R)
• M40: 16,742,096 km (0.097 R)
• M41: 17,217,967 km (0.065 R)
• M42: 17,392,248 km (0.101 R)
• M43: 17,962,366 km (0.101 R)
• M44: 18,139,041 km (0.084 R)
• M45: 18,806,696 km (0.093 R)
• M46: 19,256,388 km (0.072 R)
• M47: 19,846,252 km (0.077 R)
• M48: 19,937,507 km (0.034 R)
• M49: 20,765,232 km (0.057 R)
• M50: 22,122,533 km (0.115 R)
• M51: 22,835,816 km (0.088 R)
• M52: 23,508,258 km (0.117 R)
• M53: 23,604,898 km (0.07 R)
• M54: 24,138,664 km (0.105 R)
• M55: 24,382,658 km (0.083 R)
• M56: 24,725,536 km (0.048 R)
• M57: 24,872,890 km (0.069 R)
• M58: 25,963,159 km (0.069 R)
• M59: 26,112,907 km (0.088 R)
• M60: 27,373,119 km (0.076 R)
• M61: 27,525,709 km (0.082 R)
• M62: 28,549,856 km (0.068 R)
• M63: 29,900,126 km (0.114 R)
• M64: 30,004,845 km (0.065 R)
• M65: 30,635,699 km (0.079 R)
• M66: 32,500,736 km (0.06 R)
• M67: 34,292,769 km (0.085 R)
• M68: 35,062,749 km (0.063 R)
• M69: 35,727,263 km (0.077 R)
• M70: 36,228,266 km (0.063 R)
• M71: 37,632,392 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 19,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit