🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.48 AU - 0.68 AU

Year: 290 Days

Day: 13.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 11.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.83 AU - 1.29 AU

Year: 716 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,599,686 km

• M1: 145,559 km (0.045 R)
• M2: 547,379 km (0.069 R)
• M3: 1,461,721 km (0.114 R)
• M4: 1,878,351 km (0.06 R)
• M5: 2,530,897 km (0.078 R)
• M6: 3,149,634 km (0.07 R)
• M7: 3,667,093 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.9

Radius: 3.8

Gravity: 60.87 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.8 AU - 12.06 AU

Year: 23705 Days

Day: 17.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,599,686 km

• M1: 47,273 km (0.033 R)
• M2: 203,154 km (0.107 R)
• M3: 672,143 km (0.076 R)
• M4: 1,391,709 km (0.084 R)
• M5: 1,528,441 km (0.075 R)
• M6: 2,189,814 km (0.093 R)
• M7: 2,399,251 km (0.087 R)
• M8: 2,596,421 km (0.049 R)
• M9: 3,621,166 km (0.086 R)
• M10: 3,880,868 km (0.066 R)
• M11: 4,258,303 km (0.058 R)
• M12: 7,508,916 km (0.094 R)
• M13: 8,650,946 km (0.059 R)
• M14: 8,880,878 km (0.036 R)
• M15: 12,037,841 km (0.052 R)
• M16: 13,593,510 km (0.09 R)
• M17: 19,543,017 km (0.115 R)
• M18: 20,239,096 km (0.067 R)
• M19: 22,426,815 km (0.113 R)
• M20: 23,745,072 km (0.081 R)
• M21: 27,883,547 km (0.093 R)
• M22: 30,187,953 km (0.082 R)
• M23: 32,202,587 km (0.082 R)
• M24: 33,033,005 km (0.119 R)
• M25: 35,171,207 km (0.084 R)
• M26: 40,675,511 km (0.1 R)
• M27: 41,320,428 km (0.074 R)
• M28: 41,972,076 km (0.093 R)
• M29: 42,630,606 km (0.097 R)
• M30: 44,989,615 km (0.097 R)
• M31: 46,026,627 km (0.095 R)
• M32: 47,256,621 km (0.109 R)
• M33: 58,506,082 km (0.117 R)
• M34: 61,414,563 km (0.058 R)
• M35: 65,734,651 km (0.093 R)
• M36: 66,845,565 km (0.096 R)
• M37: 67,293,311 km (0.053 R)
• M38: 71,180,761 km (0.12 R)
• M39: 82,187,873 km (0.116 R)
• M40: 86,359,260 km (0.087 R)
• M41: 88,497,014 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 16,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit