🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.53 AU - 0.57 AU

Year: 263 Days

Day: 27.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,748,238 km

• M1: 431,141 km (0.071 R)
• M2: 566,976 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.61 AU - 0.65 AU

Year: 323 Days

Day: 37.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 47.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.3

Radius: 10.7

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.32 AU - 5.46 AU

Year: 5939 Days

Day: 13.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 24,748,238 km

• M1: 137,181 km (0.099 R)
• M2: 207,941 km (0.059 R)
• M3: 287,378 km (0.064 R)
• M4: 450,589 km (0.105 R)
• M5: 531,671 km (0.042 R)
• M6: 618,587 km (0.06 R)
• M7: 753,824 km (0.099 R)
• M8: 853,755 km (0.114 R)
• M9: 1,018,911 km (0.1 R)
• M10: 1,450,202 km (0.109 R)
• M11: 1,935,048 km (0.118 R)
• M12: 2,367,835 km (0.033 R)
• M13: 2,742,727 km (0.116 R)
• M14: 2,865,996 km (0.095 R)
• M15: 2,973,108 km (0.038 R)
• M16: 3,644,204 km (0.079 R)
• M17: 4,693,783 km (0.063 R)
• M18: 5,056,258 km (0.056 R)
• M19: 5,142,876 km (0.112 R)
• M20: 5,561,151 km (0.111 R)
• M21: 5,899,093 km (0.093 R)
• M22: 6,618,958 km (0.112 R)
• M23: 6,785,311 km (0.086 R)
• M24: 7,292,896 km (0.112 R)
• M25: 8,191,381 km (0.06 R)
• M26: 8,395,732 km (0.117 R)
• M27: 8,809,819 km (0.112 R)
• M28: 8,966,747 km (0.079 R)
• M29: 9,098,243 km (0.11 R)
• M30: 9,283,445 km (0.051 R)
• M31: 9,684,517 km (0.048 R)
• M32: 10,064,047 km (0.09 R)
• M33: 10,949,816 km (0.079 R)
• M34: 11,062,314 km (0.099 R)
• M35: 11,516,044 km (0.079 R)
• M36: 11,630,486 km (0.069 R)
• M37: 12,237,255 km (0.072 R)
• M38: 12,588,661 km (0.093 R)
• M39: 12,765,635 km (0.11 R)
• M40: 13,632,555 km (0.109 R)
• M41: 13,996,826 km (0.074 R)
• M42: 14,952,756 km (0.079 R)
• M43: 15,171,468 km (0.06 R)
• M44: 15,549,053 km (0.08 R)
• M45: 15,707,178 km (0.064 R)
• M46: 16,089,101 km (0.107 R)
• M47: 16,829,760 km (0.11 R)
• M48: 17,024,686 km (0.106 R)
• M49: 17,812,319 km (0.068 R)
• M50: 17,944,713 km (0.099 R)
• M51: 19,151,370 km (0.069 R)
• M52: 19,253,096 km (0.103 R)
• M53: 20,038,934 km (0.042 R)
• M54: 20,314,792 km (0.073 R)
• M55: 20,522,584 km (0.08 R)
• M56: 20,661,411 km (0.115 R)
• M57: 20,905,106 km (0.106 R)
• M58: 21,079,836 km (0.086 R)
• M59: 24,013,450 km (0.074 R)
• M60: 24,343,164 km (0.093 R)
• M61: 24,711,324 km (0.12 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 18,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit