🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.51 AU - 0.55 AU

Year: 140 Days

Day: 21.7 Hours

Environment

Temp: 186 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.55 AU - 0.85 AU

Year: 213 Days

Day: 47.2 Hours

Environment

Temp: 183 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.22 AU - 1.26 AU

Year: 502 Days

Day: 43.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.21 AU - 1.39 AU

Year: 539 Days

Day: 34 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.4 AU - 2.86 AU

Year: 1550 Days

Day: 16.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.24 AU - 3.58 AU

Year: 2289 Days

Day: 20.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 148.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.36 AU - 3.94 AU

Year: 2534 Days

Day: 18.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.7 AU - 4.86 AU

Year: 3218 Days

Day: 15.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 132.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,906,635 km

• M1: 2,864,799 km (0.097 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661

Radius: 10.8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.8 AU - 6.48 AU

Year: 5529 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,906,635 km

• M1: 134,488 km (0.057 R)
• M2: 630,854 km (0.056 R)
• M3: 983,756 km (0.077 R)
• M4: 1,654,253 km (0.116 R)
• M5: 2,063,104 km (0.084 R)
• M6: 2,405,384 km (0.086 R)
• M7: 2,991,359 km (0.106 R)
• M8: 3,349,796 km (0.044 R)
• M9: 3,759,394 km (0.096 R)
• M10: 4,250,973 km (0.084 R)
• M11: 5,193,589 km (0.055 R)
• M12: 5,655,099 km (0.075 R)
• M13: 6,175,101 km (0.107 R)
• M14: 7,032,147 km (0.082 R)
• M15: 7,453,714 km (0.082 R)
• M16: 9,691,249 km (0.054 R)
• M17: 10,437,294 km (0.047 R)
• M18: 11,033,292 km (0.081 R)
• M19: 11,797,886 km (0.032 R)
• M20: 12,444,748 km (0.106 R)
• M21: 13,701,071 km (0.109 R)
• M22: 15,213,505 km (0.083 R)
• M23: 16,710,381 km (0.071 R)
• M24: 17,590,316 km (0.063 R)
• M25: 21,348,514 km (0.118 R)
• M26: 22,762,363 km (0.086 R)
• M27: 23,608,938 km (0.116 R)
• M28: 25,120,474 km (0.093 R)
• M29: 26,950,056 km (0.049 R)
• M30: 28,423,446 km (0.115 R)
• M31: 29,314,750 km (0.111 R)
• M32: 31,435,599 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.5

Radius: 4.7

Gravity: 17.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 12.9 AU - 14.28 AU

Year: 18208 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,906,635 km

• M1: 58,493 km (0.038 R)
• M2: 213,177 km (0.104 R)
• M3: 395,986 km (0.107 R)
• M4: 1,116,748 km (0.11 R)
• M5: 2,097,362 km (0.107 R)
• M6: 2,330,884 km (0.073 R)
• M7: 2,691,266 km (0.081 R)
• M8: 2,873,326 km (0.081 R)
• M9: 4,387,257 km (0.113 R)
• M10: 5,314,464 km (0.107 R)
• M11: 5,823,995 km (0.103 R)
• M12: 7,864,659 km (0.118 R)
• M13: 8,096,536 km (0.046 R)
• M14: 10,064,496 km (0.074 R)
• M15: 10,504,314 km (0.101 R)
• M16: 11,540,429 km (0.107 R)
• M17: 11,779,636 km (0.055 R)
• M18: 17,678,728 km (0.115 R)
• M19: 21,389,055 km (0.027 R)
• M20: 23,712,310 km (0.084 R)
• M21: 34,689,502 km (0.117 R)
• M22: 37,228,627 km (0.073 R)
• M23: 37,750,873 km (0.052 R)
• M24: 38,410,600 km (0.115 R)
• M25: 40,573,336 km (0.066 R)
• M26: 41,684,549 km (0.09 R)
• M27: 43,967,562 km (0.097 R)
• M28: 47,393,353 km (0.027 R)
• M29: 48,160,940 km (0.096 R)
• M30: 49,878,772 km (0.057 R)
• M31: 52,777,082 km (0.104 R)
• M32: 54,770,473 km (0.086 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 18,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit