🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.48 AU - 0.54 AU

Year: 158 Days

Day: 27.3 Hours

Environment

Temp: 89 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.53 AU - 0.77 AU

Year: 227 Days

Day: 17.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.92 AU - 1.16 AU

Year: 460 Days

Day: 18.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,031,670 km

• M1: 599,289 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.52 AU - 1.64 AU

Year: 861 Days

Day: 18.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.62 AU - 1.66 AU

Year: 910 Days

Day: 42.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,031,670 km

• M1: 288,425 km (0.085 R)

Asteroid Belt

Center: 3.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.4

Radius: 9.1

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.16 AU - 6.46 AU

Year: 5304 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,031,670 km

• M1: 113,096 km (0.092 R)
• M2: 525,388 km (0.111 R)
• M3: 1,037,012 km (0.116 R)
• M4: 1,829,283 km (0.11 R)
• M5: 2,201,183 km (0.117 R)
• M6: 3,304,467 km (0.115 R)
• M7: 5,100,091 km (0.112 R)
• M8: 8,070,805 km (0.117 R)
• M9: 9,077,898 km (0.06 R)
• M10: 9,503,354 km (0.109 R)
• M11: 12,601,077 km (0.078 R)
• M12: 14,009,392 km (0.117 R)
• M13: 14,520,568 km (0.066 R)
• M14: 18,656,650 km (0.114 R)
• M15: 19,978,945 km (0.066 R)
• M16: 21,737,319 km (0.073 R)
• M17: 22,809,487 km (0.075 R)
• M18: 23,279,523 km (0.079 R)
• M19: 24,077,328 km (0.044 R)
• M20: 24,646,698 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 8.8

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.6 AU - 8.42 AU

Year: 8045 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,031,670 km

• M1: 109,506 km (0.075 R)
• M2: 398,080 km (0.092 R)
• M3: 768,634 km (0.056 R)
• M4: 1,173,147 km (0.075 R)
• M5: 1,461,870 km (0.1 R)
• M6: 1,826,590 km (0.114 R)
• M7: 2,203,128 km (0.056 R)
• M8: 2,576,823 km (0.083 R)
• M9: 3,072,740 km (0.088 R)
• M10: 3,518,692 km (0.085 R)
• M11: 6,561,811 km (0.115 R)
• M12: 6,943,286 km (0.082 R)
• M13: 8,825,826 km (0.099 R)
• M14: 9,862,090 km (0.095 R)
• M15: 10,738,434 km (0.066 R)
• M16: 11,025,662 km (0.118 R)
• M17: 11,969,326 km (0.066 R)
• M18: 13,128,260 km (0.069 R)
• M19: 17,575,805 km (0.071 R)
• M20: 19,070,138 km (0.097 R)
• M21: 19,562,914 km (0.099 R)
• M22: 19,848,346 km (0.105 R)
• M23: 20,795,151 km (0.084 R)
• M24: 23,493,298 km (0.107 R)
• M25: 24,552,451 km (0.038 R)
• M26: 25,388,404 km (0.101 R)
• M27: 31,097,657 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.3

Radius: 12.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.93 AU - 11.45 AU

Year: 12076 Days

Day: 9.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,031,670 km

• M1: 164,258 km (0.114 R)
• M2: 685,757 km (0.064 R)
• M3: 1,523,056 km (0.111 R)
• M4: 2,184,877 km (0.089 R)
• M5: 5,241,461 km (0.101 R)
• M6: 5,647,918 km (0.07 R)
• M7: 6,148,772 km (0.092 R)
• M8: 7,702,495 km (0.105 R)
• M9: 10,906,433 km (0.063 R)
• M10: 12,984,946 km (0.104 R)
• M11: 18,218,477 km (0.088 R)
• M12: 18,997,882 km (0.04 R)
• M13: 22,428,012 km (0.105 R)
• M14: 23,052,284 km (0.069 R)
• M15: 23,964,382 km (0.115 R)
• M16: 25,377,184 km (0.09 R)
• M17: 27,447,619 km (0.076 R)
• M18: 33,055,146 km (0.064 R)
• M19: 35,042,404 km (0.04 R)
• M20: 38,360,484 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.5

Radius: 6.7

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9 AU - 10.58 AU

Year: 13278 Days

Day: 16 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,031,670 km

• M1: 124,017 km (0.085 R)
• M2: 483,351 km (0.088 R)
• M3: 1,009,786 km (0.068 R)
• M4: 1,440,328 km (0.11 R)
• M5: 1,785,600 km (0.113 R)
• M6: 3,283,524 km (0.084 R)
• M7: 3,828,808 km (0.095 R)
• M8: 4,462,953 km (0.068 R)
• M9: 4,966,649 km (0.086 R)
• M10: 5,756,227 km (0.056 R)
• M11: 6,199,934 km (0.114 R)
• M12: 9,865,381 km (0.073 R)
• M13: 11,794,595 km (0.094 R)
• M14: 14,559,613 km (0.053 R)
• M15: 25,882,077 km (0.115 R)
• M16: 29,611,552 km (0.081 R)
• M17: 51,170,550 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 13,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit