🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.69 AU - 0.71 AU

Year: 206 Days

Day: 22.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,376,322 km

• M1: 325,226 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.31 AU - 1.43 AU

Year: 564 Days

Day: 23.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 114 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.41 AU - 1.69 AU

Year: 678 Days

Day: 39 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,376,322 km

• M1: 16,605 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.5 AU - 2.98 AU

Year: 1594 Days

Day: 13.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.45 AU - 4.17 AU

Year: 2614 Days

Day: 15.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.02 AU - 4.68 AU

Year: 3189 Days

Day: 41.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.32 AU - 5.66 AU

Year: 3918 Days

Day: 16.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 9.5

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 9.65 AU - 13.77 AU

Year: 14084 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,376,322 km

• M1: 118,182 km (0.092 R)
• M2: 433,535 km (0.11 R)
• M3: 742,903 km (0.12 R)
• M4: 1,182,721 km (0.112 R)
• M5: 1,677,291 km (0.109 R)
• M6: 2,285,556 km (0.048 R)
• M7: 3,034,443 km (0.116 R)
• M8: 3,413,225 km (0.09 R)
• M9: 3,938,463 km (0.095 R)
• M10: 4,328,166 km (0.063 R)
• M11: 5,115,649 km (0.096 R)
• M12: 5,580,599 km (0.114 R)
• M13: 7,059,524 km (0.057 R)
• M14: 9,557,210 km (0.083 R)
• M15: 10,097,407 km (0.064 R)
• M16: 12,655,830 km (0.113 R)
• M17: 14,820,063 km (0.092 R)
• M18: 16,140,413 km (0.074 R)
• M19: 18,512,437 km (0.055 R)
• M20: 20,481,594 km (0.094 R)
• M21: 23,936,258 km (0.074 R)
• M22: 25,749,533 km (0.096 R)
• M23: 26,584,140 km (0.087 R)
• M24: 27,869,784 km (0.086 R)
• M25: 28,972,320 km (0.046 R)
• M26: 32,817,434 km (0.083 R)
• M27: 36,989,719 km (0.1 R)
• M28: 38,726,102 km (0.1 R)
• M29: 41,787,472 km (0.108 R)
• M30: 43,085,084 km (0.088 R)
• M31: 43,964,869 km (0.052 R)
• M32: 45,006,370 km (0.12 R)
• M33: 45,760,343 km (0.07 R)
• M34: 46,369,655 km (0.041 R)
• M35: 51,439,826 km (0.06 R)
• M36: 53,432,619 km (0.08 R)
• M37: 58,103,813 km (0.052 R)
• M38: 61,919,905 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.8

Radius: 5.1

Gravity: 26.87 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 13.21 AU - 13.59 AU

Year: 17240 Days

Day: 18.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,376,322 km

• M1: 63,579 km (0.049 R)
• M2: 336,745 km (0.094 R)
• M3: 705,354 km (0.109 R)
• M4: 1,146,368 km (0.118 R)
• M5: 1,427,762 km (0.061 R)
• M6: 2,030,043 km (0.1 R)
• M7: 2,442,784 km (0.072 R)
• M8: 3,988,130 km (0.086 R)
• M9: 4,875,544 km (0.11 R)
• M10: 6,464,124 km (0.09 R)
• M11: 9,530,880 km (0.112 R)
• M12: 12,698,017 km (0.086 R)
• M13: 13,240,459 km (0.118 R)
• M14: 15,951,322 km (0.044 R)
• M15: 17,643,722 km (0.105 R)
• M16: 18,148,316 km (0.078 R)
• M17: 18,923,383 km (0.083 R)
• M18: 21,857,595 km (0.057 R)
• M19: 22,932,456 km (0.074 R)
• M20: 25,081,579 km (0.105 R)
• M21: 26,042,297 km (0.102 R)
• M22: 28,379,015 km (0.097 R)
• M23: 28,839,478 km (0.039 R)
• M24: 29,775,212 km (0.071 R)
• M25: 30,012,175 km (0.064 R)
• M26: 39,982,873 km (0.082 R)
• M27: 40,852,785 km (0.104 R)
• M28: 47,459,476 km (0.062 R)
• M29: 53,161,399 km (0.097 R)
• M30: 54,389,298 km (0.108 R)
• M31: 57,266,962 km (0.047 R)
• M32: 57,633,627 km (0.065 R)
• M33: 60,433,800 km (0.081 R)
• M34: 61,771,055 km (0.037 R)
• M35: 64,901,540 km (0.042 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 20,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit