🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.52 AU - 0.54 AU

Year: 249 Days

Day: 15.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 11.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.68 AU - 1.1 AU

Year: 542 Days

Day: 12.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,451,067 km

• M1: 148,700 km (0.115 R)
• M2: 239,656 km (0.096 R)
• M3: 344,673 km (0.074 R)
• M4: 460,462 km (0.105 R)
• M5: 541,245 km (0.066 R)
• M6: 669,450 km (0.111 R)
• M7: 766,091 km (0.037 R)
• M8: 900,430 km (0.11 R)
• M9: 975,229 km (0.091 R)
• M10: 1,059,452 km (0.103 R)
• M11: 1,255,126 km (0.085 R)
• M12: 1,337,405 km (0.07 R)
• M13: 1,510,490 km (0.1 R)
• M14: 1,590,525 km (0.107 R)
• M15: 1,691,204 km (0.094 R)
• M16: 1,782,907 km (0.094 R)
• M17: 2,053,530 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 14.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.33 AU - 3.01 AU

Year: 2817 Days

Day: 10.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 21,451,067 km

• M1: 223,798 km (0.094 R)
• M2: 428,897 km (0.111 R)
• M3: 648,956 km (0.101 R)
• M4: 741,407 km (0.104 R)
• M5: 890,107 km (0.053 R)
• M6: 1,128,118 km (0.065 R)
• M7: 1,500,018 km (0.068 R)
• M8: 1,828,385 km (0.089 R)
• M9: 1,952,402 km (0.086 R)
• M10: 2,050,987 km (0.079 R)
• M11: 2,327,144 km (0.082 R)
• M12: 2,569,343 km (0.095 R)
• M13: 3,144,697 km (0.081 R)
• M14: 3,244,628 km (0.114 R)
• M15: 3,637,472 km (0.106 R)
• M16: 3,884,159 km (0.116 R)
• M17: 4,657,431 km (0.116 R)
• M18: 5,378,043 km (0.086 R)
• M19: 5,578,804 km (0.052 R)
• M20: 6,050,187 km (0.094 R)
• M21: 6,364,641 km (0.112 R)
• M22: 6,663,089 km (0.08 R)
• M23: 6,770,650 km (0.045 R)
• M24: 7,009,707 km (0.044 R)
• M25: 7,317,879 km (0.104 R)
• M26: 7,518,490 km (0.117 R)
• M27: 7,630,688 km (0.08 R)
• M28: 7,766,074 km (0.103 R)
• M29: 7,993,463 km (0.117 R)
• M30: 8,131,093 km (0.117 R)
• M31: 8,362,072 km (0.097 R)
• M32: 9,068,174 km (0.116 R)
• M33: 9,163,767 km (0.098 R)
• M34: 9,259,659 km (0.095 R)
• M35: 9,476,726 km (0.102 R)
• M36: 9,989,996 km (0.094 R)
• M37: 10,487,260 km (0.095 R)
• M38: 10,612,772 km (0.105 R)
• M39: 10,738,883 km (0.11 R)
• M40: 11,222,683 km (0.07 R)
• M41: 11,583,662 km (0.055 R)
• M42: 11,869,993 km (0.111 R)
• M43: 12,106,058 km (0.081 R)
• M44: 12,769,973 km (0.077 R)
• M45: 13,092,806 km (0.078 R)
• M46: 13,691,945 km (0.053 R)
• M47: 13,884,328 km (0.072 R)
• M48: 14,105,434 km (0.11 R)
• M49: 14,299,911 km (0.031 R)
• M50: 15,086,496 km (0.108 R)
• M51: 15,542,321 km (0.091 R)
• M52: 16,118,423 km (0.08 R)
• M53: 16,292,704 km (0.078 R)
• M54: 16,995,964 km (0.052 R)
• M55: 17,499,959 km (0.044 R)
• M56: 17,649,258 km (0.101 R)
• M57: 18,705,568 km (0.051 R)
• M58: 19,133,867 km (0.115 R)
• M59: 19,287,653 km (0.086 R)
• M60: 19,937,806 km (0.071 R)
• M61: 20,031,304 km (0.117 R)
• M62: 20,250,017 km (0.086 R)
• M63: 20,438,061 km (0.118 R)
• M64: 21,101,079 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 14,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit