🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.47 AU - 0.71 AU

Year: 170 Days

Day: 15 Hours

Environment

Temp: 148 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,165,588 km

• M1: 175,478 km (0.074 R)
• M2: 456,872 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.21 AU - 1.99 AU

Year: 758 Days

Day: 14.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.5

Radius: 11.5

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.71 AU - 5.13 AU

Year: 3482 Days

Day: 10.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 25,165,588 km

• M1: 171,888 km (0.06 R)
• M2: 306,825 km (0.103 R)
• M3: 439,668 km (0.118 R)
• M4: 538,702 km (0.091 R)
• M5: 898,934 km (0.066 R)
• M6: 1,235,678 km (0.042 R)
• M7: 1,397,992 km (0.077 R)
• M8: 1,669,961 km (0.09 R)
• M9: 1,835,416 km (0.092 R)
• M10: 1,990,549 km (0.084 R)
• M11: 2,069,836 km (0.082 R)
• M12: 2,330,884 km (0.098 R)
• M13: 2,516,685 km (0.096 R)
• M14: 2,672,416 km (0.104 R)
• M15: 2,939,149 km (0.09 R)
• M16: 3,048,356 km (0.098 R)
• M17: 3,158,909 km (0.064 R)
• M18: 3,308,507 km (0.119 R)
• M19: 3,441,200 km (0.099 R)
• M20: 3,634,031 km (0.109 R)
• M21: 3,950,132 km (0.101 R)
• M22: 4,030,615 km (0.101 R)
• M23: 4,275,208 km (0.083 R)
• M24: 4,609,110 km (0.074 R)
• M25: 4,779,203 km (0.087 R)
• M26: 5,081,989 km (0.076 R)
• M27: 5,279,907 km (0.103 R)
• M28: 6,190,509 km (0.069 R)
• M29: 6,331,431 km (0.115 R)
• M30: 6,473,249 km (0.113 R)
• M31: 6,592,329 km (0.099 R)
• M32: 6,688,072 km (0.099 R)
• M33: 7,100,364 km (0.09 R)
• M34: 7,223,184 km (0.079 R)
• M35: 7,446,234 km (0.063 R)
• M36: 7,696,511 km (0.092 R)
• M37: 7,898,917 km (0.07 R)
• M38: 8,000,644 km (0.055 R)
• M39: 8,102,969 km (0.105 R)
• M40: 8,490,427 km (0.105 R)
• M41: 8,568,667 km (0.09 R)
• M42: 9,797,913 km (0.075 R)
• M43: 10,044,899 km (0.107 R)
• M44: 10,155,302 km (0.088 R)
• M45: 10,433,105 km (0.113 R)
• M46: 10,517,030 km (0.106 R)
• M47: 11,253,051 km (0.101 R)
• M48: 11,598,473 km (0.078 R)
• M49: 11,976,506 km (0.087 R)
• M50: 12,417,970 km (0.086 R)
• M51: 12,655,531 km (0.103 R)
• M52: 12,984,646 km (0.064 R)
• M53: 13,286,236 km (0.104 R)
• M54: 13,620,886 km (0.1 R)
• M55: 13,712,590 km (0.092 R)
• M56: 13,988,897 km (0.038 R)
• M57: 14,797,773 km (0.055 R)
• M58: 15,334,829 km (0.034 R)
• M59: 16,103,912 km (0.088 R)
• M60: 16,201,001 km (0.065 R)
• M61: 16,656,377 km (0.07 R)
• M62: 17,214,975 km (0.119 R)
• M63: 17,712,986 km (0.081 R)
• M64: 18,081,296 km (0.026 R)
• M65: 18,182,125 km (0.077 R)
• M66: 18,485,958 km (0.101 R)
• M67: 18,621,494 km (0.081 R)
• M68: 19,030,046 km (0.078 R)
• M69: 19,132,670 km (0.055 R)
• M70: 19,683,041 km (0.058 R)
• M71: 20,553,551 km (0.114 R)
• M72: 20,729,029 km (0.119 R)
• M73: 21,011,171 km (0.074 R)
• M74: 21,187,995 km (0.114 R)
• M75: 21,472,082 km (0.096 R)
• M76: 21,614,648 km (0.068 R)
• M77: 22,367,874 km (0.118 R)
• M78: 23,056,921 km (0.077 R)
• M79: 24,196,109 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 17,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit