🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.49 AU - 0.55 AU

Year: 144 Days

Day: 13.9 Hours

Environment

Temp: 210 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,832,761 km

• M1: 27,077 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.73 AU - 0.89 AU

Year: 279 Days

Day: 14.6 Hours

Environment

Temp: 36 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.14 AU - 1.62 AU

Year: 621 Days

Day: 26.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 113.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.9 AU - 1.92 AU

Year: 1011 Days

Day: 37 Hours

Environment

Temp: -75 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,832,761 km

• M1: 71,508 km (0.102 R)
• M2: 1,048,531 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.98 AU - 2.46 AU

Year: 1266 Days

Day: 18.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,832,761 km

• M1: 608,415 km (0.116 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727

Radius: 13.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.35 AU - 6.61 AU

Year: 4912 Days

Day: 14.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 63,832,761 km

• M1: 223,499 km (0.089 R)
• M2: 704,606 km (0.065 R)
• M3: 789,578 km (0.079 R)
• M4: 971,638 km (0.111 R)
• M5: 1,379,292 km (0.069 R)
• M6: 1,537,866 km (0.11 R)
• M7: 1,652,608 km (0.114 R)
• M8: 1,753,437 km (0.111 R)
• M9: 1,839,156 km (0.098 R)
• M10: 2,105,141 km (0.097 R)
• M11: 2,556,927 km (0.062 R)
• M12: 3,122,556 km (0.113 R)
• M13: 3,951,628 km (0.081 R)
• M14: 4,111,548 km (0.111 R)
• M15: 4,344,023 km (0.092 R)
• M16: 4,604,772 km (0.081 R)
• M17: 5,316,708 km (0.111 R)
• M18: 5,519,413 km (0.088 R)
• M19: 6,063,351 km (0.08 R)
• M20: 6,489,406 km (0.079 R)
• M21: 6,760,627 km (0.057 R)
• M22: 7,202,539 km (0.092 R)
• M23: 7,682,449 km (0.067 R)
• M24: 7,969,527 km (0.078 R)
• M25: 8,114,488 km (0.076 R)
• M26: 8,822,385 km (0.067 R)
• M27: 9,183,813 km (0.037 R)
• M28: 9,335,805 km (0.102 R)
• M29: 9,427,508 km (0.08 R)
• M30: 9,735,081 km (0.117 R)
• M31: 9,859,098 km (0.032 R)
• M32: 9,952,298 km (0.055 R)
• M33: 10,045,946 km (0.097 R)
• M34: 10,171,309 km (0.106 R)
• M35: 10,360,251 km (0.097 R)
• M36: 12,852,851 km (0.073 R)
• M37: 13,125,568 km (0.118 R)
• M38: 13,746,399 km (0.104 R)
• M39: 14,060,405 km (0.091 R)
• M40: 14,376,804 km (0.08 R)
• M41: 15,088,441 km (0.118 R)
• M42: 15,340,214 km (0.115 R)
• M43: 15,811,448 km (0.099 R)
• M44: 16,067,111 km (0.094 R)
• M45: 17,103,824 km (0.104 R)
• M46: 17,291,270 km (0.08 R)
• M47: 17,933,643 km (0.091 R)
• M48: 18,162,229 km (0.06 R)
• M49: 18,737,881 km (0.087 R)
• M50: 19,125,041 km (0.117 R)
• M51: 19,671,522 km (0.099 R)
• M52: 20,500,743 km (0.113 R)
• M53: 21,908,309 km (0.096 R)
• M54: 22,193,592 km (0.116 R)
• M55: 22,685,470 km (0.118 R)
• M56: 23,430,019 km (0.099 R)
• M57: 25,326,321 km (0.056 R)
• M58: 25,625,816 km (0.093 R)
• M59: 25,926,358 km (0.077 R)
• M60: 26,878,698 km (0.092 R)
• M61: 28,728,625 km (0.055 R)
• M62: 29,085,566 km (0.07 R)
• M63: 29,533,911 km (0.109 R)
• M64: 30,392,004 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.8

Radius: 11.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.81 AU - 7.37 AU

Year: 7228 Days

Day: 7.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 129.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 63,832,761 km

• M1: 165,904 km (0.095 R)
• M2: 238,010 km (0.117 R)
• M3: 663,317 km (0.107 R)
• M4: 774,618 km (0.109 R)
• M5: 979,417 km (0.088 R)
• M6: 1,652,009 km (0.118 R)
• M7: 2,236,339 km (0.114 R)
• M8: 2,587,295 km (0.11 R)
• M9: 2,956,054 km (0.062 R)
• M10: 3,069,898 km (0.106 R)
• M11: 3,825,517 km (0.096 R)
• M12: 3,949,982 km (0.093 R)
• M13: 4,245,737 km (0.114 R)
• M14: 4,374,691 km (0.067 R)
• M15: 4,769,479 km (0.078 R)
• M16: 4,993,876 km (0.111 R)
• M17: 5,153,048 km (0.07 R)
• M18: 5,476,479 km (0.086 R)
• M19: 6,070,532 km (0.111 R)
• M20: 6,313,928 km (0.1 R)
• M21: 6,461,431 km (0.059 R)
• M22: 6,585,448 km (0.07 R)
• M23: 6,735,046 km (0.114 R)
• M24: 7,012,550 km (0.065 R)
• M25: 7,526,568 km (0.099 R)
• M26: 8,455,421 km (0.119 R)
• M27: 8,919,623 km (0.097 R)
• M28: 9,958,581 km (0.098 R)
• M29: 10,770,299 km (0.11 R)
• M30: 11,243,626 km (0.068 R)
• M31: 11,333,086 km (0.098 R)
• M32: 11,542,822 km (0.116 R)
• M33: 12,333,297 km (0.064 R)
• M34: 12,735,117 km (0.066 R)
• M35: 12,890,849 km (0.117 R)
• M36: 13,015,912 km (0.079 R)
• M37: 13,998,322 km (0.06 R)
• M38: 14,191,303 km (0.115 R)
• M39: 15,433,713 km (0.114 R)
• M40: 15,632,977 km (0.114 R)
• M41: 15,933,669 km (0.096 R)
• M42: 17,499,959 km (0.072 R)
• M43: 17,881,733 km (0.095 R)
• M44: 17,951,445 km (0.114 R)
• M45: 18,091,170 km (0.043 R)
• M46: 18,547,593 km (0.116 R)
• M47: 19,114,718 km (0.101 R)
• M48: 19,508,011 km (0.026 R)
• M49: 20,375,080 km (0.117 R)
• M50: 20,630,444 km (0.06 R)
• M51: 20,960,307 km (0.101 R)
• M52: 21,588,020 km (0.109 R)
• M53: 21,922,820 km (0.114 R)
• M54: 22,975,540 km (0.113 R)
• M55: 23,622,701 km (0.07 R)
• M56: 24,006,270 km (0.089 R)
• M57: 26,270,882 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.6

Radius: 7.1

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.59 AU - 18.33 AU

Year: 22155 Days

Day: 20.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 165.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 63,832,761 km

• M1: 104,419 km (0.093 R)
• M2: 255,214 km (0.083 R)
• M3: 310,715 km (0.043 R)
• M4: 387,010 km (0.03 R)
• M5: 436,227 km (0.091 R)
• M6: 505,641 km (0.074 R)
• M7: 737,817 km (0.085 R)
• M8: 822,489 km (0.112 R)
• M9: 1,268,889 km (0.072 R)
• M10: 1,503,758 km (0.069 R)
• M11: 1,752,389 km (0.039 R)
• M12: 1,896,153 km (0.079 R)
• M13: 2,639,355 km (0.06 R)
• M14: 3,535,297 km (0.118 R)
• M15: 4,053,803 km (0.092 R)
• M16: 4,129,799 km (0.114 R)
• M17: 4,399,524 km (0.062 R)
• M18: 4,595,796 km (0.107 R)
• M19: 4,754,819 km (0.1 R)
• M20: 4,915,786 km (0.08 R)
• M21: 5,619,644 km (0.068 R)
• M22: 5,789,737 km (0.085 R)
• M23: 6,310,487 km (0.1 R)
• M24: 6,846,197 km (0.062 R)
• M25: 7,028,108 km (0.051 R)
• M26: 7,303,817 km (0.115 R)
• M27: 7,865,856 km (0.095 R)
• M28: 8,441,808 km (0.068 R)
• M29: 10,043,253 km (0.081 R)
• M30: 11,357,919 km (0.112 R)
• M31: 12,337,486 km (0.058 R)
• M32: 13,230,884 km (0.087 R)
• M33: 13,287,432 km (0.07 R)
• M34: 14,668,071 km (0.09 R)
• M35: 14,902,491 km (0.047 R)
• M36: 15,138,407 km (0.111 R)
• M37: 16,823,029 km (0.07 R)
• M38: 17,501,006 km (0.089 R)
• M39: 17,625,172 km (0.088 R)
• M40: 18,503,013 km (0.117 R)
• M41: 18,566,293 km (0.097 R)
• M42: 18,629,572 km (0.081 R)
• M43: 18,693,002 km (0.087 R)
• M44: 19,394,915 km (0.08 R)
• M45: 20,040,580 km (0.099 R)
• M46: 20,562,227 km (0.097 R)
• M47: 22,828,485 km (0.118 R)
• M48: 24,614,235 km (0.079 R)
• M49: 24,892,936 km (0.081 R)
• M50: 24,962,798 km (0.106 R)
• M51: 26,089,121 km (0.097 R)
• M52: 27,664,685 km (0.115 R)
• M53: 27,809,347 km (0.069 R)
• M54: 28,683,148 km (0.072 R)
• M55: 30,085,179 km (0.057 R)
• M56: 30,982,018 km (0.045 R)
• M57: 32,419,953 km (0.067 R)
• M58: 32,878,620 km (0.108 R)
• M59: 33,262,339 km (0.116 R)
• M60: 34,111,905 km (0.09 R)
• M61: 34,656,292 km (0.078 R)
• M62: 34,890,562 km (0.094 R)
• M63: 35,046,892 km (0.12 R)
• M64: 35,674,903 km (0.101 R)
• M65: 35,753,741 km (0.106 R)
• M66: 35,990,256 km (0.064 R)
• M67: 38,062,785 km (0.038 R)
• M68: 38,143,268 km (0.104 R)
• M69: 41,078,229 km (0.077 R)
• M70: 41,491,568 km (0.104 R)
• M71: 42,405,760 km (0.068 R)
• M72: 43,158,687 km (0.085 R)
• M73: 43,747,354 km (0.089 R)
• M74: 44,000,474 km (0.056 R)
• M75: 44,338,565 km (0.091 R)
• M76: 46,042,634 km (0.106 R)
• M77: 50,837,844 km (0.058 R)
• M78: 51,281,552 km (0.057 R)
• M79: 54,423,556 km (0.071 R)
• M80: 54,877,585 km (0.118 R)
• M81: 55,059,496 km (0.03 R)
• M82: 55,972,043 km (0.077 R)
• M83: 56,521,965 km (0.117 R)
• M84: 57,350,289 km (0.1 R)
• M85: 57,719,795 km (0.115 R)
• M86: 58,739,754 km (0.095 R)
• M87: 60,703,525 km (0.052 R)
• M88: 62,688,838 km (0.108 R)
• M89: 62,783,833 km (0.039 R)
• M90: 63,450,740 km (0.087 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 13,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit