🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.5 AU - 0.68 AU

Year: 138 Days

Day: 38.8 Hours

Environment

Temp: 308 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,604,864 km

• M1: 188,643 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.83 AU - 0.93 AU

Year: 251 Days

Day: 34.5 Hours

Environment

Temp: 248 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.34 AU - 1.66 AU

Year: 559 Days

Day: 34 Hours

Environment

Temp: 174 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.07 AU - 3.45 AU

Year: 1396 Days

Day: 29.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,604,864 km

• M1: 41,588 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.26 AU - 5.28 AU

Year: 2686 Days

Day: 47.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.1

Radius: 12.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.91 AU - 10.83 AU

Year: 8730 Days

Day: 9.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,604,864 km

• M1: 160,519 km (0.077 R)
• M2: 869,762 km (0.061 R)
• M3: 1,420,581 km (0.077 R)
• M4: 2,608,089 km (0.119 R)
• M5: 4,426,302 km (0.1 R)
• M6: 4,829,318 km (0.092 R)
• M7: 9,344,332 km (0.074 R)
• M8: 10,806,352 km (0.047 R)
• M9: 12,154,378 km (0.066 R)
• M10: 13,278,008 km (0.109 R)
• M11: 15,793,646 km (0.086 R)
• M12: 18,336,510 km (0.092 R)
• M13: 20,617,878 km (0.099 R)
• M14: 21,981,313 km (0.089 R)
• M15: 23,891,528 km (0.119 R)
• M16: 25,480,557 km (0.093 R)
• M17: 26,695,740 km (0.12 R)
• M18: 28,868,200 km (0.099 R)
• M19: 31,450,409 km (0.088 R)
• M20: 33,871,950 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 11.7

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.76 AU - 13.72 AU

Year: 13034 Days

Day: 15 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,604,864 km

• M1: 146,008 km (0.117 R)
• M2: 513,569 km (0.106 R)
• M3: 917,633 km (0.089 R)
• M4: 1,415,046 km (0.071 R)
• M5: 2,240,976 km (0.106 R)
• M6: 2,652,221 km (0.07 R)
• M7: 3,907,646 km (0.086 R)
• M8: 5,416,640 km (0.117 R)
• M9: 5,782,706 km (0.116 R)
• M10: 6,483,273 km (0.101 R)
• M11: 9,918,788 km (0.077 R)
• M12: 14,977,440 km (0.109 R)
• M13: 16,298,239 km (0.118 R)
• M14: 19,938,554 km (0.119 R)
• M15: 20,549,811 km (0.091 R)
• M16: 21,263,542 km (0.079 R)
• M17: 22,552,477 km (0.113 R)
• M18: 23,216,094 km (0.104 R)
• M19: 31,752,896 km (0.099 R)
• M20: 34,797,961 km (0.086 R)
• M21: 41,887,254 km (0.08 R)
• M22: 48,930,621 km (0.079 R)
• M23: 53,816,488 km (0.094 R)
• M24: 57,423,891 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.2

Radius: 12

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 14.31 AU - 14.83 AU

Year: 16928 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,604,864 km

• M1: 149,299 km (0.106 R)
• M2: 945,010 km (0.067 R)
• M3: 3,577,483 km (0.115 R)
• M4: 4,101,076 km (0.113 R)
• M5: 5,868,126 km (0.116 R)
• M6: 7,481,390 km (0.067 R)
• M7: 7,855,683 km (0.092 R)
• M8: 9,698,280 km (0.074 R)
• M9: 12,713,425 km (0.106 R)
• M10: 18,164,024 km (0.077 R)
• M11: 20,340,972 km (0.088 R)
• M12: 21,072,954 km (0.062 R)
• M13: 25,102,971 km (0.104 R)
• M14: 26,051,871 km (0.063 R)
• M15: 27,243,867 km (0.117 R)
• M16: 34,009,281 km (0.106 R)
• M17: 42,553,563 km (0.115 R)
• M18: 53,802,126 km (0.1 R)
• M19: 62,373,935 km (0.116 R)
• M20: 67,082,976 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.4

Radius: 4.8

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 12.99 AU - 20.75 AU

Year: 21090 Days

Day: 20.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,604,864 km

• M1: 59,839 km (0.119 R)
• M2: 421,268 km (0.034 R)
• M3: 758,760 km (0.118 R)
• M4: 953,238 km (0.098 R)
• M5: 1,385,127 km (0.1 R)
• M6: 2,243,968 km (0.064 R)
• M7: 2,603,751 km (0.106 R)
• M8: 3,125,399 km (0.074 R)
• M9: 4,186,048 km (0.104 R)
• M10: 5,177,882 km (0.078 R)
• M11: 5,728,402 km (0.069 R)
• M12: 7,893,083 km (0.088 R)
• M13: 9,987,004 km (0.094 R)
• M14: 10,837,468 km (0.088 R)
• M15: 12,360,374 km (0.081 R)
• M16: 13,007,684 km (0.065 R)
• M17: 16,664,006 km (0.083 R)
• M18: 17,533,618 km (0.115 R)
• M19: 20,501,341 km (0.108 R)
• M20: 22,339,151 km (0.12 R)
• M21: 22,911,213 km (0.089 R)
• M22: 26,763,059 km (0.104 R)
• M23: 33,440,210 km (0.099 R)
• M24: 38,232,877 km (0.102 R)
• M25: 41,004,627 km (0.099 R)
• M26: 46,789,427 km (0.099 R)
• M27: 58,673,033 km (0.067 R)
• M28: 60,493,190 km (0.082 R)
• M29: 60,861,650 km (0.026 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.2

Radius: 5.3

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 19.59 AU - 21.69 AU

Year: 28541 Days

Day: 20.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,604,864 km

• M1: 65,973 km (0.073 R)
• M2: 246,836 km (0.091 R)
• M3: 1,062,743 km (0.102 R)
• M4: 1,237,025 km (0.078 R)
• M5: 1,599,650 km (0.101 R)
• M6: 1,978,881 km (0.11 R)
• M7: 2,534,786 km (0.076 R)
• M8: 2,720,288 km (0.069 R)
• M9: 4,520,249 km (0.089 R)
• M10: 5,375,051 km (0.083 R)
• M11: 6,258,277 km (0.119 R)
• M12: 6,832,434 km (0.087 R)
• M13: 7,152,723 km (0.064 R)
• M14: 7,780,136 km (0.084 R)
• M15: 7,953,520 km (0.105 R)
• M16: 11,532,949 km (0.107 R)
• M17: 11,701,845 km (0.11 R)
• M18: 15,099,212 km (0.085 R)
• M19: 16,198,757 km (0.112 R)
• M20: 20,881,619 km (0.099 R)
• M21: 25,620,580 km (0.095 R)
• M22: 39,784,507 km (0.096 R)
• M23: 44,031,889 km (0.062 R)
• M24: 44,999,638 km (0.072 R)
• M25: 47,121,085 km (0.088 R)

Kuiper Belt

Range: 36 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 17,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit