🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.84 AU - 0.9 AU

Year: 283 Days

Day: 37.5 Hours

Environment

Temp: 104 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.12 AU - 1.62 AU

Year: 558 Days

Day: 18 Hours

Environment

Temp: 6 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.26 AU - 2.5 AU

Year: 1279 Days

Day: 41.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.49 AU - 3.27 AU

Year: 1702 Days

Day: 23.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.42 AU - 3.78 AU

Year: 2379 Days

Day: 44.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.69 AU - 5.69 AU

Year: 3537 Days

Day: 22.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.2 AU - 6.02 AU

Year: 4627 Days

Day: 19.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991

Radius: 8

Gravity: 15.48 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.85 AU - 13.85 AU

Year: 14206 Days

Day: 13.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,207,926 km

• M1: 100,679 km (0.061 R)
• M2: 525,687 km (0.09 R)
• M3: 1,301,801 km (0.106 R)
• M4: 1,585,139 km (0.108 R)
• M5: 1,909,766 km (0.115 R)
• M6: 2,602,853 km (0.084 R)
• M7: 3,159,956 km (0.06 R)
• M8: 4,576,947 km (0.101 R)
• M9: 5,131,656 km (0.087 R)
• M10: 6,933,263 km (0.098 R)
• M11: 8,346,364 km (0.107 R)
• M12: 9,173,940 km (0.118 R)
• M13: 11,857,576 km (0.083 R)
• M14: 12,503,390 km (0.117 R)
• M15: 13,240,758 km (0.083 R)
• M16: 15,323,459 km (0.106 R)
• M17: 17,204,802 km (0.109 R)
• M18: 19,060,115 km (0.075 R)
• M19: 23,968,272 km (0.119 R)
• M20: 24,687,239 km (0.115 R)
• M21: 24,999,899 km (0.067 R)
• M22: 25,315,101 km (0.086 R)
• M23: 27,262,118 km (0.069 R)
• M24: 29,423,657 km (0.099 R)
• M25: 30,247,941 km (0.049 R)
• M26: 41,520,590 km (0.027 R)
• M27: 42,856,648 km (0.045 R)
• M28: 46,400,921 km (0.114 R)
• M29: 49,472,315 km (0.097 R)
• M30: 51,142,126 km (0.114 R)
• M31: 56,737,536 km (0.101 R)
• M32: 58,566,370 km (0.052 R)
• M33: 60,434,099 km (0.046 R)
• M34: 67,690,493 km (0.054 R)
• M35: 68,303,097 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.1

Radius: 4.8

Gravity: 42.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.31 AU - 16.37 AU

Year: 20923 Days

Day: 24.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,207,926 km

• M1: 142,716 km (0.115 R)
• M2: 363,224 km (0.115 R)
• M3: 532,120 km (0.053 R)
• M4: 764,894 km (0.111 R)
• M5: 1,077,254 km (0.109 R)
• M6: 1,794,726 km (0.109 R)
• M7: 2,165,429 km (0.071 R)
• M8: 3,227,424 km (0.064 R)
• M9: 3,585,711 km (0.04 R)
• M10: 4,310,962 km (0.062 R)
• M11: 5,616,951 km (0.084 R)
• M12: 6,405,631 km (0.096 R)
• M13: 7,879,918 km (0.073 R)
• M14: 9,447,106 km (0.091 R)
• M15: 9,626,473 km (0.083 R)
• M16: 10,303,703 km (0.061 R)
• M17: 10,751,001 km (0.074 R)
• M18: 11,144,443 km (0.085 R)
• M19: 11,479,692 km (0.105 R)
• M20: 19,483,028 km (0.075 R)
• M21: 22,100,841 km (0.112 R)
• M22: 27,169,367 km (0.118 R)
• M23: 27,654,214 km (0.086 R)
• M24: 30,947,012 km (0.053 R)
• M25: 31,876,314 km (0.109 R)
• M26: 36,950,524 km (0.11 R)
• M27: 37,247,177 km (0.113 R)
• M28: 46,043,083 km (0.038 R)
• M29: 52,492,247 km (0.107 R)
• M30: 53,433,068 km (0.04 R)
• M31: 58,305,920 km (0.11 R)
• M32: 59,925,765 km (0.06 R)
• M33: 60,335,215 km (0.04 R)
• M34: 64,534,128 km (0.116 R)
• M35: 65,830,842 km (0.106 R)
• M36: 70,733,912 km (0.052 R)
• M37: 79,766,033 km (0.043 R)
• M38: 83,533,057 km (0.113 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 17,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit