🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.61 AU

Year: 142 Days

Day: 41.9 Hours

Environment

Temp: 226 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1 AU - 1.08 AU

Year: 391 Days

Day: 22 Hours

Environment

Temp: 22 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,283,055 km

• M1: 53,556 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.53 AU - 2.31 AU

Year: 982 Days

Day: 16.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,283,055 km

• M1: 40,840 km (0.077 R)
• M2: 310,715 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.65 AU - 3.91 AU

Year: 2192 Days

Day: 24 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,283,055 km

• M1: 974,780 km (0.031 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.54 AU - 4.28 AU

Year: 2853 Days

Day: 20.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 14.2

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.5 AU - 5.76 AU

Year: 3676 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,283,055 km

• M1: 177,573 km (0.109 R)
• M2: 655,687 km (0.086 R)
• M3: 1,499,569 km (0.09 R)
• M4: 1,942,678 km (0.059 R)
• M5: 2,678,999 km (0.062 R)
• M6: 3,536,793 km (0.062 R)
• M7: 4,317,544 km (0.071 R)
• M8: 4,883,622 km (0.1 R)
• M9: 5,881,739 km (0.07 R)
• M10: 6,429,716 km (0.07 R)
• M11: 7,695,913 km (0.046 R)
• M12: 8,935,032 km (0.085 R)
• M13: 10,385,533 km (0.117 R)
• M14: 11,102,406 km (0.101 R)
• M15: 11,672,673 km (0.046 R)
• M16: 13,799,506 km (0.102 R)
• M17: 14,305,296 km (0.118 R)
• M18: 15,842,415 km (0.113 R)
• M19: 16,397,273 km (0.117 R)
• M20: 19,620,808 km (0.12 R)
• M21: 20,915,278 km (0.111 R)
• M22: 22,542,903 km (0.074 R)
• M23: 23,103,746 km (0.11 R)
• M24: 23,673,863 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 13.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.38 AU - 8.84 AU

Year: 7746 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,283,055 km

• M1: 170,392 km (0.068 R)
• M2: 744,698 km (0.05 R)
• M3: 2,456,846 km (0.086 R)
• M4: 3,691,178 km (0.115 R)
• M5: 4,192,331 km (0.067 R)
• M6: 5,332,865 km (0.044 R)
• M7: 6,037,321 km (0.076 R)
• M8: 6,803,113 km (0.092 R)
• M9: 7,419,157 km (0.093 R)
• M10: 7,887,099 km (0.06 R)
• M11: 8,336,491 km (0.095 R)
• M12: 9,703,815 km (0.08 R)
• M13: 10,308,490 km (0.081 R)
• M14: 11,930,729 km (0.107 R)
• M15: 14,259,370 km (0.089 R)
• M16: 15,911,978 km (0.109 R)
• M17: 23,426,279 km (0.086 R)
• M18: 23,967,075 km (0.119 R)
• M19: 25,154,134 km (0.084 R)
• M20: 27,303,855 km (0.101 R)
• M21: 31,031,236 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.9

Radius: 3.2

Gravity: 30.95 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 15.56 AU - 22.06 AU

Year: 30100 Days

Day: 24.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,283,055 km

• M1: 40,242 km (0.064 R)
• M2: 194,328 km (0.088 R)
• M3: 316,399 km (0.112 R)
• M4: 595,100 km (0.106 R)
• M5: 884,871 km (0.112 R)
• M6: 1,055,114 km (0.092 R)
• M7: 1,594,265 km (0.098 R)
• M8: 1,809,087 km (0.116 R)
• M9: 2,063,403 km (0.086 R)
• M10: 2,252,944 km (0.092 R)
• M11: 2,790,599 km (0.05 R)
• M12: 2,969,817 km (0.103 R)
• M13: 4,447,844 km (0.058 R)
• M14: 5,057,904 km (0.093 R)
• M15: 5,285,891 km (0.049 R)
• M16: 6,985,173 km (0.065 R)
• M17: 8,743,397 km (0.118 R)
• M18: 9,579,799 km (0.108 R)
• M19: 11,281,175 km (0.067 R)
• M20: 11,735,953 km (0.115 R)
• M21: 11,868,048 km (0.116 R)
• M22: 13,604,879 km (0.069 R)
• M23: 15,583,461 km (0.082 R)
• M24: 16,891,694 km (0.108 R)
• M25: 18,007,245 km (0.116 R)
• M26: 20,383,757 km (0.106 R)
• M27: 23,064,252 km (0.063 R)
• M28: 31,722,827 km (0.095 R)
• M29: 37,405,152 km (0.119 R)
• M30: 38,851,465 km (0.103 R)
• M31: 42,163,561 km (0.074 R)
• M32: 46,644,616 km (0.086 R)
• M33: 50,032,709 km (0.115 R)
• M34: 50,380,374 km (0.101 R)
• M35: 63,992,284 km (0.114 R)
• M36: 68,807,690 km (0.105 R)
• M37: 71,193,776 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 17,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit