🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.53 AU - 0.81 AU

Year: 193 Days

Day: 44.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,095,541 km

• M1: 417,677 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.01 AU - 3 AU

Year: 1389 Days

Day: 39.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.4 AU - 2.78 AU

Year: 1465 Days

Day: 12.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,095,541 km

• M1: 104,270 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.74 AU - 4.36 AU

Year: 2351 Days

Day: 36 Hours

Environment

Temp: -101 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.16 AU - 4.18 AU

Year: 2993 Days

Day: 25.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.9

Radius: 3

Gravity: 47.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 12.6 AU - 14.2 AU

Year: 17240 Days

Day: 22.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 59,095,541 km

• M1: 64,776 km (0.102 R)
• M2: 217,067 km (0.087 R)
• M3: 270,772 km (0.102 R)
• M4: 375,341 km (0.104 R)
• M5: 423,960 km (0.107 R)
• M6: 639,082 km (0.084 R)
• M7: 799,152 km (0.115 R)
• M8: 1,274,723 km (0.102 R)
• M9: 2,310,539 km (0.106 R)
• M10: 2,553,935 km (0.069 R)
• M11: 3,197,505 km (0.117 R)
• M12: 3,888,198 km (0.071 R)
• M13: 4,213,424 km (0.114 R)
• M14: 5,680,231 km (0.106 R)
• M15: 5,842,994 km (0.112 R)
• M16: 6,089,980 km (0.11 R)
• M17: 6,466,817 km (0.084 R)
• M18: 6,851,283 km (0.078 R)
• M19: 7,155,416 km (0.106 R)
• M20: 9,403,872 km (0.11 R)
• M21: 9,548,084 km (0.041 R)
• M22: 9,741,514 km (0.092 R)
• M23: 9,838,753 km (0.087 R)
• M24: 10,478,433 km (0.074 R)
• M25: 13,007,086 km (0.11 R)
• M26: 14,145,526 km (0.108 R)
• M27: 14,476,586 km (0.071 R)
• M28: 15,769,261 km (0.084 R)
• M29: 15,883,404 km (0.111 R)
• M30: 16,573,948 km (0.107 R)
• M31: 16,631,842 km (0.115 R)
• M32: 16,748,080 km (0.114 R)
• M33: 20,480,547 km (0.03 R)
• M34: 20,542,780 km (0.111 R)
• M35: 20,605,162 km (0.101 R)
• M36: 21,105,716 km (0.115 R)
• M37: 24,192,369 km (0.101 R)
• M38: 24,720,300 km (0.101 R)
• M39: 25,854,850 km (0.109 R)
• M40: 27,347,987 km (0.111 R)
• M41: 34,108,015 km (0.084 R)
• M42: 34,181,767 km (0.09 R)
• M43: 36,721,341 km (0.118 R)
• M44: 36,948,430 km (0.088 R)
• M45: 38,090,311 km (0.101 R)
• M46: 38,781,004 km (0.091 R)
• M47: 40,252,598 km (0.105 R)
• M48: 40,877,768 km (0.089 R)
• M49: 41,191,475 km (0.106 R)
• M50: 42,692,689 km (0.119 R)
• M51: 46,891,901 km (0.107 R)
• M52: 47,384,826 km (0.076 R)
• M53: 48,292,885 km (0.094 R)
• M54: 48,375,763 km (0.066 R)
• M55: 50,546,129 km (0.071 R)
• M56: 51,389,412 km (0.111 R)
• M57: 52,237,183 km (0.037 R)
• M58: 53,175,162 km (0.107 R)
• M59: 53,517,591 km (0.111 R)
• M60: 54,032,657 km (0.074 R)
• M61: 54,722,004 km (0.057 R)
• M62: 55,414,193 km (0.065 R)
• M63: 56,894,763 km (0.1 R)
• M64: 57,420,450 km (0.058 R)
• M65: 57,683,892 km (0.034 R)
• M66: 58,300,085 km (0.08 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 15,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit