🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.85 AU - 1.13 AU

Year: 360 Days

Day: 12.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.96 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.61 AU - 3.23 AU

Year: 1822 Days

Day: 15.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,697,884 km

• M1: 197,768 km (0.098 R)
• M2: 990,188 km (0.06 R)

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.3

Radius: 14

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.64 AU - 4.96 AU

Year: 3841 Days

Day: 6.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,697,884 km

• M1: 174,132 km (0.081 R)
• M2: 791,672 km (0.042 R)
• M3: 1,270,086 km (0.051 R)
• M4: 1,705,715 km (0.105 R)
• M5: 2,228,859 km (0.1 R)
• M6: 3,383,754 km (0.067 R)
• M7: 3,927,991 km (0.084 R)
• M8: 6,100,302 km (0.059 R)
• M9: 6,944,184 km (0.081 R)
• M10: 9,577,854 km (0.097 R)
• M11: 10,032,183 km (0.094 R)
• M12: 12,769,375 km (0.115 R)
• M13: 13,473,682 km (0.081 R)
• M14: 14,959,937 km (0.058 R)
• M15: 16,318,734 km (0.099 R)
• M16: 17,088,266 km (0.095 R)
• M17: 20,615,185 km (0.095 R)
• M18: 27,804,260 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.2

Radius: 3.9

Gravity: 41.89 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.1 AU - 16.68 AU

Year: 20986 Days

Day: 24.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,697,884 km

• M1: 48,619 km (0.114 R)
• M2: 209,287 km (0.09 R)
• M3: 565,929 km (0.111 R)
• M4: 758,312 km (0.11 R)
• M5: 898,485 km (0.083 R)
• M6: 1,189,602 km (0.099 R)
• M7: 2,266,258 km (0.095 R)
• M8: 2,803,015 km (0.092 R)
• M9: 3,168,782 km (0.112 R)
• M10: 3,837,335 km (0.085 R)
• M11: 4,254,414 km (0.056 R)
• M12: 5,686,813 km (0.058 R)
• M13: 6,142,638 km (0.057 R)
• M14: 6,314,377 km (0.101 R)
• M15: 7,855,085 km (0.049 R)
• M16: 8,263,188 km (0.092 R)
• M17: 11,076,675 km (0.084 R)
• M18: 11,984,435 km (0.109 R)
• M19: 12,940,665 km (0.106 R)
• M20: 14,094,513 km (0.047 R)
• M21: 24,255,948 km (0.096 R)
• M22: 27,366,387 km (0.057 R)
• M23: 29,378,927 km (0.096 R)
• M24: 31,108,728 km (0.119 R)
• M25: 38,853,110 km (0.115 R)
• M26: 40,033,437 km (0.087 R)
• M27: 40,783,072 km (0.04 R)
• M28: 43,559,609 km (0.075 R)
• M29: 45,155,220 km (0.075 R)
• M30: 49,829,405 km (0.11 R)
• M31: 51,397,640 km (0.106 R)
• M32: 51,927,515 km (0.03 R)
• M33: 54,815,801 km (0.092 R)
• M34: 56,486,510 km (0.097 R)
• M35: 62,902,913 km (0.09 R)
• M36: 67,651,299 km (0.097 R)
• M37: 70,437,858 km (0.048 R)
• M38: 71,529,773 km (0.08 R)
• M39: 76,238,964 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 19,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit