🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 142 Days

Day: 35.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,042,661 km

• M1: 211,681 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.79 AU - 1.03 AU

Year: 329 Days

Day: 16.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.28 AU - 1.8 AU

Year: 724 Days

Day: 17.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,042,661 km

• M1: 33,809 km (0.111 R)
• M2: 1,069,774 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.79 AU - 2.53 AU

Year: 1202 Days

Day: 25 Hours

Environment

Temp: -85 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.41 AU - 3.83 AU

Year: 2087 Days

Day: 34.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.84 AU - 4.04 AU

Year: 2416 Days

Day: 35.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,042,661 km

• M1: 113,694 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 10

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.13 AU - 7.09 AU

Year: 5720 Days

Day: 15 Hours

Environment

Temp: -151 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,042,661 km

• M1: 124,316 km (0.107 R)
• M2: 519,404 km (0.111 R)
• M3: 839,094 km (0.115 R)
• M4: 1,276,070 km (0.07 R)
• M5: 1,770,640 km (0.084 R)
• M6: 2,866,445 km (0.1 R)
• M7: 3,550,705 km (0.065 R)
• M8: 4,364,518 km (0.055 R)
• M9: 6,775,437 km (0.088 R)
• M10: 8,858,737 km (0.106 R)
• M11: 9,419,580 km (0.051 R)
• M12: 10,304,900 km (0.077 R)
• M13: 19,957,403 km (0.074 R)
• M14: 20,921,412 km (0.086 R)
• M15: 26,130,559 km (0.116 R)
• M16: 29,163,955 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.6

Radius: 3.9

Gravity: 24.96 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 12.77 AU - 13.35 AU

Year: 17876 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,042,661 km

• M1: 49,367 km (0.046 R)
• M2: 191,036 km (0.101 R)
• M3: 421,417 km (0.067 R)
• M4: 2,130,722 km (0.079 R)
• M5: 2,285,855 km (0.081 R)
• M6: 2,511,449 km (0.116 R)
• M7: 3,153,224 km (0.103 R)
• M8: 4,280,294 km (0.067 R)
• M9: 9,531,628 km (0.045 R)
• M10: 13,924,570 km (0.097 R)
• M11: 17,087,966 km (0.087 R)
• M12: 18,590,677 km (0.118 R)
• M13: 19,248,908 km (0.116 R)
• M14: 20,093,388 km (0.114 R)
• M15: 22,496,229 km (0.058 R)
• M16: 22,774,630 km (0.05 R)
• M17: 24,590,599 km (0.098 R)
• M18: 28,291,800 km (0.087 R)
• M19: 28,615,978 km (0.095 R)
• M20: 31,762,470 km (0.103 R)
• M21: 38,071,910 km (0.063 R)
• M22: 39,803,954 km (0.074 R)
• M23: 41,587,909 km (0.116 R)
• M24: 48,790,897 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.8

Radius: 5.1

Gravity: 22.64 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.56 AU - 18.92 AU

Year: 25941 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,042,661 km

• M1: 65,673 km (0.095 R)
• M2: 235,467 km (0.112 R)
• M3: 508,633 km (0.066 R)
• M4: 701,016 km (0.119 R)
• M5: 2,361,702 km (0.12 R)
• M6: 2,624,844 km (0.119 R)
• M7: 3,153,224 km (0.08 R)
• M8: 3,624,906 km (0.051 R)
• M9: 6,947,176 km (0.089 R)
• M10: 19,868,392 km (0.064 R)
• M11: 25,462,455 km (0.076 R)
• M12: 26,860,148 km (0.117 R)
• M13: 27,941,591 km (0.12 R)
• M14: 28,554,643 km (0.099 R)
• M15: 29,807,825 km (0.099 R)
• M16: 36,191,016 km (0.094 R)
• M17: 37,361,021 km (0.101 R)
• M18: 39,010,786 km (0.118 R)
• M19: 45,082,665 km (0.103 R)
• M20: 51,571,622 km (0.092 R)
• M21: 53,614,381 km (0.072 R)
• M22: 55,325,332 km (0.053 R)
• M23: 61,085,598 km (0.061 R)
• M24: 63,581,788 km (0.068 R)
• M25: 72,162,273 km (0.099 R)
• M26: 77,567,543 km (0.071 R)
• M27: 82,481,833 km (0.111 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: 309 - 17,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit