🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.75 AU - 1.05 AU

Year: 317 Days

Day: 18.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 50 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.28 AU - 2.1 AU

Year: 815 Days

Day: 25.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.69 AU - 1.79 AU

Year: 851 Days

Day: 31.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.24 AU - 2.82 AU

Year: 1492 Days

Day: 45 Hours

Environment

Temp: -103 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.36 AU - 3.66 AU

Year: 1937 Days

Day: 25.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,323,823 km

• M1: 1,803,253 km (0.1 R)

Asteroid Belt

Center: 8.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833

Radius: 5.9

Gravity: 23.93 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.56 AU - 15.04 AU

Year: 17988 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 105,323,823 km

• M1: 73,453 km (0.105 R)
• M2: 394,789 km (0.116 R)
• M3: 1,356,703 km (0.113 R)
• M4: 2,597,318 km (0.038 R)
• M5: 2,890,231 km (0.108 R)
• M6: 3,719,452 km (0.118 R)
• M7: 3,933,826 km (0.079 R)
• M8: 4,189,040 km (0.07 R)
• M9: 4,557,798 km (0.087 R)
• M10: 5,634,454 km (0.037 R)
• M11: 5,835,963 km (0.091 R)
• M12: 7,054,587 km (0.081 R)
• M13: 9,809,581 km (0.088 R)
• M14: 12,446,543 km (0.053 R)
• M15: 13,421,023 km (0.082 R)
• M16: 15,286,210 km (0.113 R)
• M17: 18,265,750 km (0.101 R)
• M18: 20,453,918 km (0.091 R)
• M19: 21,027,028 km (0.091 R)
• M20: 21,415,085 km (0.12 R)
• M21: 21,906,813 km (0.1 R)
• M22: 22,406,021 km (0.082 R)
• M23: 22,607,829 km (0.085 R)
• M24: 25,561,938 km (0.065 R)
• M25: 29,002,090 km (0.078 R)
• M26: 29,846,870 km (0.065 R)
• M27: 32,351,138 km (0.069 R)
• M28: 33,390,843 km (0.073 R)
• M29: 38,059,045 km (0.11 R)
• M30: 38,346,422 km (0.062 R)
• M31: 42,062,134 km (0.07 R)
• M32: 43,456,536 km (0.071 R)
• M33: 46,994,226 km (0.086 R)
• M34: 51,067,178 km (0.047 R)
• M35: 54,818,793 km (0.115 R)
• M36: 57,042,865 km (0.115 R)
• M37: 59,133,794 km (0.091 R)
• M38: 66,750,121 km (0.114 R)
• M39: 73,649,874 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.2

Radius: 3.4

Gravity: 74.58 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 15.21 AU - 21.39 AU

Year: 29032 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 105,323,823 km

• M1: 42,336 km (0.075 R)
• M2: 289,921 km (0.099 R)
• M3: 822,938 km (0.112 R)
• M4: 2,328,790 km (0.119 R)
• M5: 4,634,093 km (0.12 R)
• M6: 4,954,233 km (0.12 R)
• M7: 5,119,838 km (0.077 R)
• M8: 5,505,950 km (0.098 R)
• M9: 6,679,695 km (0.101 R)
• M10: 6,830,938 km (0.12 R)
• M11: 8,238,953 km (0.12 R)
• M12: 11,325,456 km (0.083 R)
• M13: 12,277,497 km (0.102 R)
• M14: 15,983,934 km (0.088 R)
• M15: 18,830,183 km (0.079 R)
• M16: 19,437,251 km (0.086 R)
• M17: 19,642,500 km (0.108 R)
• M18: 21,996,422 km (0.077 R)
• M19: 23,588,293 km (0.074 R)
• M20: 24,531,657 km (0.069 R)
• M21: 24,891,739 km (0.114 R)
• M22: 26,242,458 km (0.091 R)
• M23: 26,367,672 km (0.108 R)
• M24: 27,641,199 km (0.098 R)
• M25: 29,222,897 km (0.079 R)
• M26: 33,733,871 km (0.119 R)
• M27: 39,831,630 km (0.098 R)
• M28: 39,996,936 km (0.095 R)
• M29: 40,495,695 km (0.091 R)
• M30: 42,704,956 km (0.12 R)
• M31: 44,280,521 km (0.054 R)
• M32: 45,894,383 km (0.116 R)
• M33: 49,620,567 km (0.111 R)
• M34: 56,408,720 km (0.094 R)
• M35: 56,826,247 km (0.091 R)
• M36: 61,998,444 km (0.062 R)
• M37: 64,016,070 km (0.058 R)
• M38: 72,033,619 km (0.084 R)
• M39: 73,266,305 km (0.103 R)
• M40: 77,048,588 km (0.048 R)
• M41: 85,823,700 km (0.079 R)
• M42: 86,099,409 km (0.062 R)
• M43: 90,593,329 km (0.119 R)
• M44: 94,946,029 km (0.093 R)
• M45: 95,832,994 km (0.107 R)
• M46: 97,623,531 km (0.031 R)
• M47: 101,579,049 km (0.038 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit