🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.4 AU - 0.6 AU

Year: 130 Days

Day: 39.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.79 AU - 0.89 AU

Year: 283 Days

Day: 45.4 Hours

Environment

Temp: 135 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.91 AU - 1.01 AU

Year: 345 Days

Day: 15.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.86 AU - 1.24 AU

Year: 395 Days

Day: 19.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 6.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.5

Radius: 6.9

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.34 AU - 14.24 AU

Year: 16791 Days

Day: 15.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,367,016 km

• M1: 86,019 km (0.083 R)
• M2: 325,824 km (0.063 R)
• M3: 581,786 km (0.095 R)
• M4: 965,205 km (0.093 R)
• M5: 1,333,067 km (0.085 R)
• M6: 1,988,604 km (0.082 R)
• M7: 2,486,765 km (0.063 R)
• M8: 2,754,845 km (0.06 R)
• M9: 3,599,774 km (0.101 R)
• M10: 3,862,467 km (0.115 R)
• M11: 5,683,223 km (0.109 R)
• M12: 6,565,551 km (0.05 R)
• M13: 6,958,994 km (0.116 R)
• M14: 7,535,993 km (0.106 R)
• M15: 7,836,236 km (0.09 R)
• M16: 8,144,557 km (0.089 R)
• M17: 9,022,098 km (0.094 R)
• M18: 9,508,441 km (0.025 R)
• M19: 10,375,360 km (0.062 R)
• M20: 11,744,480 km (0.093 R)
• M21: 12,206,887 km (0.058 R)
• M22: 13,106,569 km (0.083 R)
• M23: 18,200,975 km (0.113 R)
• M24: 18,431,505 km (0.036 R)
• M25: 20,429,684 km (0.084 R)
• M26: 22,656,598 km (0.119 R)
• M27: 23,920,251 km (0.1 R)
• M28: 24,382,658 km (0.1 R)
• M29: 28,921,457 km (0.061 R)
• M30: 29,658,077 km (0.063 R)
• M31: 33,760,948 km (0.051 R)
• M32: 36,493,204 km (0.087 R)
• M33: 42,124,516 km (0.07 R)
• M34: 42,663,518 km (0.066 R)
• M35: 44,446,874 km (0.091 R)
• M36: 44,725,575 km (0.068 R)
• M37: 46,853,156 km (0.067 R)
• M38: 49,943,848 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.4

Radius: 7.5

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 15.49 AU - 18.85 AU

Year: 26117 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,367,016 km

• M1: 93,349 km (0.055 R)
• M2: 429,795 km (0.105 R)
• M3: 830,567 km (0.041 R)
• M4: 1,134,849 km (0.103 R)
• M5: 1,767,948 km (0.109 R)
• M6: 2,987,170 km (0.113 R)
• M7: 4,148,798 km (0.103 R)
• M8: 5,625,329 km (0.041 R)
• M9: 6,503,917 km (0.08 R)
• M10: 6,907,233 km (0.086 R)
• M11: 7,519,238 km (0.097 R)
• M12: 7,763,980 km (0.102 R)
• M13: 8,269,621 km (0.105 R)
• M14: 8,796,953 km (0.108 R)
• M15: 9,918,638 km (0.082 R)
• M16: 10,882,497 km (0.059 R)
• M17: 13,065,280 km (0.12 R)
• M18: 20,660,364 km (0.049 R)
• M19: 21,044,830 km (0.053 R)
• M20: 24,187,732 km (0.1 R)
• M21: 24,507,572 km (0.092 R)
• M22: 26,149,259 km (0.076 R)
• M23: 26,599,100 km (0.097 R)
• M24: 27,283,660 km (0.087 R)
• M25: 28,568,855 km (0.082 R)
• M26: 30,633,904 km (0.076 R)
• M27: 34,652,103 km (0.097 R)
• M28: 34,922,875 km (0.112 R)
• M29: 35,331,576 km (0.062 R)
• M30: 35,605,789 km (0.067 R)
• M31: 35,881,348 km (0.12 R)
• M32: 37,565,222 km (0.058 R)
• M33: 38,282,245 km (0.111 R)
• M34: 42,621,331 km (0.094 R)
• M35: 65,710,416 km (0.087 R)
• M36: 66,750,869 km (0.115 R)
• M37: 69,722,481 km (0.05 R)
• M38: 71,022,487 km (0.038 R)
• M39: 71,459,462 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811

Radius: 6.6

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 16.53 AU - 19.77 AU

Year: 28385 Days

Day: 24 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,367,016 km

• M1: 82,129 km (0.095 R)
• M2: 823,686 km (0.071 R)
• M3: 1,451,399 km (0.118 R)
• M4: 1,929,813 km (0.099 R)
• M5: 2,217,639 km (0.066 R)
• M6: 2,458,342 km (0.031 R)
• M7: 2,743,176 km (0.111 R)
• M8: 3,287,264 km (0.056 R)
• M9: 3,536,793 km (0.118 R)
• M10: 3,900,764 km (0.073 R)
• M11: 6,200,533 km (0.114 R)
• M12: 6,437,645 km (0.057 R)
• M13: 7,715,510 km (0.114 R)
• M14: 8,214,419 km (0.116 R)
• M15: 9,524,448 km (0.046 R)
• M16: 12,327,313 km (0.098 R)
• M17: 15,636,269 km (0.098 R)
• M18: 15,987,674 km (0.073 R)
• M19: 16,797,896 km (0.111 R)
• M20: 17,352,904 km (0.084 R)
• M21: 17,824,736 km (0.079 R)
• M22: 18,111,964 km (0.079 R)
• M23: 20,003,180 km (0.058 R)
• M24: 21,912,647 km (0.12 R)
• M25: 25,967,348 km (0.106 R)
• M26: 28,364,953 km (0.108 R)
• M27: 28,887,947 km (0.112 R)
• M28: 29,151,838 km (0.102 R)
• M29: 34,180,869 km (0.118 R)
• M30: 34,624,278 km (0.075 R)
• M31: 53,863,162 km (0.081 R)
• M32: 57,951,373 km (0.078 R)
• M33: 58,160,959 km (0.032 R)
• M34: 63,124,318 km (0.077 R)
• M35: 70,250,412 km (0.079 R)
• M36: 70,727,779 km (0.035 R)
• M37: 75,121,618 km (0.084 R)
• M38: 88,551,767 km (0.104 R)

Asteroid Belt

Center: 18.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341

Radius: 3.9

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.07 AU - 19.73 AU

Year: 30162 Days

Day: 23.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,367,016 km

• M1: 48,769 km (0.076 R)
• M2: 218,712 km (0.094 R)
• M3: 526,285 km (0.074 R)
• M4: 803,640 km (0.103 R)
• M5: 1,242,859 km (0.094 R)
• M6: 1,751,342 km (0.054 R)
• M7: 2,103,944 km (0.092 R)
• M8: 2,845,202 km (0.091 R)
• M9: 5,352,612 km (0.064 R)
• M10: 6,349,981 km (0.118 R)
• M11: 6,708,268 km (0.118 R)
• M12: 11,781,281 km (0.032 R)
• M13: 11,914,872 km (0.112 R)
• M14: 12,667,648 km (0.076 R)
• M15: 14,959,189 km (0.102 R)
• M16: 15,432,516 km (0.041 R)
• M17: 16,912,338 km (0.052 R)
• M18: 20,341,870 km (0.113 R)
• M19: 20,630,893 km (0.036 R)
• M20: 24,640,714 km (0.078 R)
• M21: 29,262,391 km (0.092 R)
• M22: 33,085,065 km (0.046 R)
• M23: 37,371,044 km (0.038 R)
• M24: 38,241,255 km (0.062 R)
• M25: 44,068,242 km (0.106 R)
• M26: 44,552,041 km (0.115 R)
• M27: 58,600,029 km (0.105 R)
• M28: 58,794,506 km (0.112 R)
• M29: 59,184,807 km (0.097 R)
• M30: 64,624,784 km (0.1 R)
• M31: 65,040,517 km (0.059 R)
• M32: 67,358,984 km (0.058 R)
• M33: 71,492,224 km (0.09 R)
• M34: 78,593,485 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.9

Radius: 5.9

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 16.04 AU - 22.74 AU

Year: 31343 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,367,016 km

• M1: 123,867 km (0.071 R)
• M2: 310,565 km (0.074 R)
• M3: 2,204,624 km (0.111 R)
• M4: 2,886,042 km (0.118 R)
• M5: 3,513,156 km (0.047 R)
• M6: 10,524,809 km (0.093 R)
• M7: 12,345,415 km (0.043 R)
• M8: 15,579,122 km (0.074 R)
• M9: 22,787,795 km (0.096 R)
• M10: 33,720,108 km (0.071 R)
• M11: 35,131,714 km (0.06 R)
• M12: 43,111,563 km (0.063 R)
• M13: 48,933,912 km (0.104 R)
• M14: 60,448,311 km (0.072 R)
• M15: 72,708,754 km (0.074 R)
• M16: 77,459,833 km (0.093 R)
• M17: 78,434,313 km (0.082 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 11,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit