🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.41 AU - 0.63 AU

Year: 159 Days

Day: 23.1 Hours

Environment

Temp: 112 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.02 AU - 1.54 AU

Year: 615 Days

Day: 38.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,624,650 km

• M1: 35,604 km (0.111 R)
• M2: 77,342 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.64 AU - 2.7 AU

Year: 1852 Days

Day: 15.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600

Radius: 3.2

Gravity: 58.59 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.23 AU - 12.71 AU

Year: 15427 Days

Day: 22.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 39,624,650 km

• M1: 39,943 km (0.096 R)
• M2: 427,252 km (0.11 R)
• M3: 559,346 km (0.115 R)
• M4: 765,044 km (0.105 R)
• M5: 961,914 km (0.098 R)
• M6: 1,397,543 km (0.105 R)
• M7: 2,618,711 km (0.113 R)
• M8: 3,064,512 km (0.092 R)
• M9: 3,292,649 km (0.108 R)
• M10: 3,868,601 km (0.045 R)
• M11: 5,578,804 km (0.043 R)
• M12: 5,841,946 km (0.095 R)
• M13: 6,034,928 km (0.11 R)
• M14: 7,597,328 km (0.106 R)
• M15: 7,734,808 km (0.066 R)
• M16: 8,495,813 km (0.081 R)
• M17: 8,643,915 km (0.116 R)
• M18: 9,621,836 km (0.104 R)
• M19: 9,945,416 km (0.103 R)
• M20: 10,054,922 km (0.099 R)
• M21: 10,332,127 km (0.04 R)
• M22: 10,557,421 km (0.112 R)
• M23: 13,456,478 km (0.072 R)
• M24: 16,005,775 km (0.073 R)
• M25: 20,849,306 km (0.115 R)
• M26: 22,879,498 km (0.1 R)
• M27: 25,752,077 km (0.068 R)
• M28: 26,270,433 km (0.073 R)
• M29: 28,194,112 km (0.045 R)
• M30: 29,867,364 km (0.115 R)
• M31: 30,209,794 km (0.102 R)
• M32: 35,282,059 km (0.096 R)
• M33: 35,409,367 km (0.083 R)
• M34: 37,486,833 km (0.118 R)
• M35: 40,893,176 km (0.048 R)
• M36: 50,541,042 km (0.104 R)
• M37: 52,008,747 km (0.075 R)
• M38: 54,009,469 km (0.097 R)
• M39: 57,457,101 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859

Radius: 4.9

Gravity: 35.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.72 AU - 14.1 AU

Year: 16365 Days

Day: 23.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,624,650 km

• M1: 60,886 km (0.053 R)
• M2: 338,540 km (0.118 R)
• M3: 515,065 km (0.113 R)
• M4: 697,126 km (0.072 R)
• M5: 991,684 km (0.075 R)
• M6: 1,774,081 km (0.113 R)
• M7: 3,006,020 km (0.102 R)
• M8: 3,606,057 km (0.109 R)
• M9: 5,644,627 km (0.108 R)
• M10: 7,271,952 km (0.116 R)
• M11: 7,554,692 km (0.069 R)
• M12: 8,812,362 km (0.09 R)
• M13: 10,498,330 km (0.103 R)
• M14: 11,417,010 km (0.093 R)
• M15: 24,345,557 km (0.078 R)
• M16: 25,191,384 km (0.101 R)
• M17: 32,803,073 km (0.09 R)
• M18: 41,366,055 km (0.117 R)
• M19: 56,455,693 km (0.111 R)
• M20: 62,331,000 km (0.048 R)
• M21: 65,719,541 km (0.109 R)
• M22: 68,809,635 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.9

Radius: 4.5

Gravity: 25.62 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 12.75 AU - 13.17 AU

Year: 19810 Days

Day: 18.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,624,650 km

• M1: 56,099 km (0.061 R)
• M2: 240,853 km (0.05 R)
• M3: 388,356 km (0.044 R)
• M4: 550,969 km (0.069 R)
• M5: 730,935 km (0.049 R)
• M6: 961,166 km (0.068 R)
• M7: 1,366,726 km (0.044 R)
• M8: 1,896,751 km (0.082 R)
• M9: 2,376,661 km (0.092 R)
• M10: 2,738,838 km (0.034 R)
• M11: 3,460,049 km (0.114 R)
• M12: 3,775,401 km (0.119 R)
• M13: 5,268,089 km (0.098 R)
• M14: 8,009,919 km (0.11 R)
• M15: 9,353,158 km (0.069 R)
• M16: 13,422,968 km (0.073 R)
• M17: 16,627,803 km (0.086 R)
• M18: 19,496,642 km (0.038 R)
• M19: 21,805,086 km (0.112 R)
• M20: 24,495,903 km (0.075 R)
• M21: 30,167,009 km (0.039 R)
• M22: 33,496,010 km (0.083 R)
• M23: 39,006,747 km (0.066 R)
• M24: 49,096,376 km (0.093 R)
• M25: 49,426,538 km (0.089 R)
• M26: 50,091,501 km (0.029 R)
• M27: 50,426,151 km (0.106 R)
• M28: 55,269,681 km (0.114 R)
• M29: 61,940,400 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 7.9

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.92 AU - 15.84 AU

Year: 20781 Days

Day: 17.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,624,650 km

• M1: 98,884 km (0.108 R)
• M2: 589,266 km (0.115 R)
• M3: 961,316 km (0.059 R)
• M4: 2,412,565 km (0.107 R)
• M5: 2,768,608 km (0.073 R)
• M6: 3,268,115 km (0.08 R)
• M7: 4,000,546 km (0.077 R)
• M8: 4,365,415 km (0.099 R)
• M9: 8,010,068 km (0.105 R)
• M10: 11,660,556 km (0.087 R)
• M11: 13,933,695 km (0.115 R)
• M12: 15,773,450 km (0.035 R)
• M13: 16,884,962 km (0.101 R)
• M14: 18,613,117 km (0.044 R)
• M15: 19,483,028 km (0.072 R)
• M16: 25,106,113 km (0.068 R)
• M17: 26,437,684 km (0.075 R)
• M18: 27,166,674 km (0.034 R)
• M19: 30,118,839 km (0.088 R)
• M20: 36,764,425 km (0.119 R)
• M21: 38,945,412 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.3

Radius: 4.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.19 AU - 16.63 AU

Year: 26945 Days

Day: 15.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,624,650 km

• M1: 58,642 km (0.113 R)
• M2: 236,215 km (0.103 R)
• M3: 479,760 km (0.084 R)
• M4: 1,084,585 km (0.051 R)
• M5: 1,379,442 km (0.11 R)
• M6: 2,030,342 km (0.097 R)
• M7: 2,229,457 km (0.109 R)
• M8: 2,785,363 km (0.115 R)
• M9: 4,461,607 km (0.079 R)
• M10: 7,156,912 km (0.051 R)
• M11: 8,143,210 km (0.101 R)
• M12: 12,887,557 km (0.116 R)
• M13: 14,765,011 km (0.107 R)
• M14: 20,930,238 km (0.12 R)
• M15: 32,921,555 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 14,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit