🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.71 AU - 1.05 AU

Year: 300 Days

Day: 29.3 Hours

Environment

Temp: 136 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.3

Radius: 13.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.17 AU - 11.61 AU

Year: 13061 Days

Day: 8.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,798,271 km

• M1: 171,888 km (0.093 R)
• M2: 843,433 km (0.098 R)
• M3: 1,617,003 km (0.102 R)
• M4: 2,546,605 km (0.117 R)
• M5: 3,154,720 km (0.032 R)
• M6: 7,982,692 km (0.097 R)
• M7: 9,245,448 km (0.055 R)
• M8: 13,525,293 km (0.079 R)
• M9: 16,129,343 km (0.108 R)
• M10: 16,546,871 km (0.115 R)
• M11: 17,696,082 km (0.097 R)
• M12: 18,592,323 km (0.118 R)
• M13: 20,394,379 km (0.068 R)
• M14: 21,630,805 km (0.114 R)
• M15: 23,004,113 km (0.114 R)
• M16: 29,910,748 km (0.111 R)
• M17: 31,289,891 km (0.089 R)
• M18: 33,946,749 km (0.056 R)
• M19: 35,917,402 km (0.117 R)
• M20: 40,724,729 km (0.079 R)
• M21: 44,702,686 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.4

Radius: 3

Gravity: 99.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 13.09 AU - 20.95 AU

Year: 25519 Days

Day: 21.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 97,798,271 km

• M1: 37,549 km (0.066 R)
• M2: 178,321 km (0.079 R)
• M3: 354,248 km (0.1 R)
• M4: 879,486 km (0.094 R)
• M5: 1,322,296 km (0.071 R)
• M6: 1,475,035 km (0.093 R)
• M7: 1,716,187 km (0.086 R)
• M8: 2,703,383 km (0.072 R)
• M9: 2,811,094 km (0.116 R)
• M10: 4,374,242 km (0.106 R)
• M11: 4,830,366 km (0.106 R)
• M12: 5,192,692 km (0.08 R)
• M13: 5,401,680 km (0.075 R)
• M14: 6,974,253 km (0.086 R)
• M15: 10,058,063 km (0.053 R)
• M16: 10,647,479 km (0.074 R)
• M17: 11,751,362 km (0.088 R)
• M18: 12,038,739 km (0.093 R)
• M19: 12,777,902 km (0.105 R)
• M20: 14,427,518 km (0.082 R)
• M21: 17,857,647 km (0.12 R)
• M22: 18,817,168 km (0.114 R)
• M23: 19,111,577 km (0.081 R)
• M24: 20,423,251 km (0.106 R)
• M25: 22,336,458 km (0.118 R)
• M26: 26,270,134 km (0.116 R)
• M27: 27,258,378 km (0.056 R)
• M28: 27,888,484 km (0.103 R)
• M29: 31,735,543 km (0.059 R)
• M30: 34,732,138 km (0.097 R)
• M31: 44,321,511 km (0.098 R)
• M32: 45,017,141 km (0.117 R)
• M33: 49,716,459 km (0.119 R)
• M34: 50,090,902 km (0.086 R)
• M35: 57,773,950 km (0.093 R)
• M36: 59,231,183 km (0.08 R)
• M37: 60,712,650 km (0.115 R)
• M38: 70,831,001 km (0.098 R)
• M39: 73,464,522 km (0.075 R)
• M40: 76,411,152 km (0.117 R)
• M41: 77,661,790 km (0.087 R)
• M42: 85,185,516 km (0.115 R)
• M43: 85,721,674 km (0.106 R)
• M44: 86,259,927 km (0.07 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit