🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.76 AU - 0.78 AU

Year: 235 Days

Day: 22.2 Hours

Environment

Temp: 170 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.75 AU - 0.89 AU

Year: 259 Days

Day: 33.9 Hours

Environment

Temp: 194 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.6 AU - 1.64 AU

Year: 718 Days

Day: 37.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.97 AU - 2.51 AU

Year: 1168 Days

Day: 29.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,568,068 km

• M1: 40,092 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.73 AU - 3.37 AU

Year: 1855 Days

Day: 22.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.89 AU - 3.59 AU

Year: 2031 Days

Day: 38.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.1

Radius: 7.9

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 11.31 AU - 16.85 AU

Year: 18399 Days

Day: 21.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,568,068 km

• M1: 106,514 km (0.115 R)
• M2: 393,891 km (0.079 R)
• M3: 1,265,897 km (0.103 R)
• M4: 1,609,523 km (0.098 R)
• M5: 2,798,827 km (0.067 R)
• M6: 3,056,584 km (0.046 R)
• M7: 4,664,611 km (0.109 R)
• M8: 5,141,828 km (0.116 R)
• M9: 6,323,352 km (0.102 R)
• M10: 7,001,031 km (0.075 R)
• M11: 8,607,562 km (0.103 R)
• M12: 9,212,536 km (0.095 R)
• M13: 10,202,874 km (0.086 R)
• M14: 12,531,365 km (0.057 R)
• M15: 13,598,596 km (0.096 R)
• M16: 14,418,841 km (0.119 R)
• M17: 18,929,815 km (0.071 R)
• M18: 20,236,702 km (0.063 R)
• M19: 20,524,379 km (0.101 R)
• M20: 21,702,462 km (0.087 R)
• M21: 22,410,210 km (0.114 R)
• M22: 26,295,117 km (0.05 R)
• M23: 26,867,927 km (0.091 R)
• M24: 29,733,774 km (0.11 R)
• M25: 30,732,639 km (0.111 R)
• M26: 31,112,916 km (0.09 R)
• M27: 46,489,184 km (0.029 R)
• M28: 47,833,770 km (0.048 R)
• M29: 52,563,157 km (0.088 R)
• M30: 57,787,264 km (0.079 R)
• M31: 66,679,062 km (0.085 R)
• M32: 73,463,625 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.6

Radius: 4.1

Gravity: 32.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 16.84 AU - 22.28 AU

Year: 30126 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,568,068 km

• M1: 54,005 km (0.098 R)
• M2: 497,563 km (0.09 R)
• M3: 655,987 km (0.11 R)
• M4: 1,603,240 km (0.039 R)
• M5: 2,147,926 km (0.104 R)
• M6: 2,378,157 km (0.088 R)
• M7: 2,780,576 km (0.091 R)
• M8: 3,054,190 km (0.094 R)
• M9: 3,226,976 km (0.114 R)
• M10: 3,655,274 km (0.104 R)
• M11: 3,983,791 km (0.118 R)
• M12: 5,581,347 km (0.103 R)
• M13: 6,663,538 km (0.082 R)
• M14: 7,355,578 km (0.114 R)
• M15: 7,931,978 km (0.114 R)
• M16: 9,903,678 km (0.083 R)
• M17: 10,218,881 km (0.111 R)
• M18: 12,179,660 km (0.066 R)
• M19: 14,457,886 km (0.115 R)
• M20: 15,276,187 km (0.062 R)
• M21: 15,867,098 km (0.112 R)
• M22: 17,094,549 km (0.065 R)
• M23: 17,274,814 km (0.113 R)
• M24: 17,639,384 km (0.09 R)
• M25: 18,859,504 km (0.092 R)
• M26: 22,746,805 km (0.073 R)
• M27: 26,770,389 km (0.07 R)
• M28: 27,013,636 km (0.054 R)
• M29: 29,528,077 km (0.111 R)
• M30: 32,607,399 km (0.114 R)
• M31: 41,146,595 km (0.081 R)
• M32: 41,633,237 km (0.034 R)
• M33: 46,712,683 km (0.073 R)
• M34: 48,855,074 km (0.115 R)
• M35: 50,319,039 km (0.048 R)
• M36: 55,871,214 km (0.108 R)
• M37: 64,397,246 km (0.093 R)
• M38: 85,274,676 km (0.11 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 19,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit