🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.54 AU - 0.66 AU

Year: 305 Days

Day: 36.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 9.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.11 AU - 4.57 AU

Year: 4936 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,767,002 km

• M1: 193,580 km (0.12 R)
• M2: 548,725 km (0.044 R)
• M3: 1,060,051 km (0.05 R)
• M4: 1,820,008 km (0.091 R)
• M5: 2,177,547 km (0.096 R)
• M6: 2,717,445 km (0.077 R)
• M7: 4,792,069 km (0.113 R)
• M8: 6,017,724 km (0.099 R)
• M9: 6,478,785 km (0.094 R)
• M10: 9,145,815 km (0.12 R)
• M11: 13,767,342 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.3

Radius: 7.7

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.5 AU - 6.3 AU

Year: 9401 Days

Day: 17 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,767,002 km

• M1: 95,743 km (0.102 R)
• M2: 343,477 km (0.112 R)
• M3: 642,672 km (0.076 R)
• M4: 1,261,260 km (0.072 R)
• M5: 1,640,191 km (0.041 R)
• M6: 2,093,323 km (0.088 R)
• M7: 2,458,342 km (0.085 R)
• M8: 3,361,913 km (0.117 R)
• M9: 3,619,072 km (0.079 R)
• M10: 3,889,395 km (0.118 R)
• M11: 4,928,801 km (0.108 R)
• M12: 6,211,603 km (0.115 R)
• M13: 7,348,846 km (0.096 R)
• M14: 7,905,499 km (0.065 R)
• M15: 9,328,774 km (0.063 R)
• M16: 11,906,195 km (0.073 R)
• M17: 12,395,979 km (0.111 R)
• M18: 12,842,528 km (0.045 R)
• M19: 13,827,032 km (0.084 R)
• M20: 14,490,349 km (0.1 R)
• M21: 15,685,786 km (0.086 R)
• M22: 16,340,725 km (0.068 R)
• M23: 18,487,305 km (0.108 R)
• M24: 18,777,226 km (0.079 R)
• M25: 24,881,567 km (0.081 R)
• M26: 27,616,216 km (0.076 R)
• M27: 29,546,926 km (0.085 R)
• M28: 35,094,912 km (0.085 R)
• M29: 36,327,449 km (0.105 R)
• M30: 37,241,792 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.8

Radius: 3.9

Gravity: 51.2 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.31 AU - 8.33 AU

Year: 11684 Days

Day: 22.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,767,002 km

• M1: 55,501 km (0.087 R)
• M2: 723,156 km (0.101 R)
• M3: 854,054 km (0.116 R)
• M4: 1,345,633 km (0.114 R)
• M5: 2,305,602 km (0.094 R)
• M6: 4,127,256 km (0.088 R)
• M7: 6,296,425 km (0.103 R)
• M8: 7,232,010 km (0.104 R)
• M9: 14,789,395 km (0.074 R)
• M10: 15,135,864 km (0.102 R)
• M11: 15,917,363 km (0.114 R)
• M12: 18,662,634 km (0.1 R)
• M13: 24,293,049 km (0.075 R)
• M14: 27,909,128 km (0.077 R)
• M15: 28,651,583 km (0.052 R)
• M16: 29,516,109 km (0.077 R)
• M17: 30,065,133 km (0.079 R)
• M18: 33,266,378 km (0.095 R)
• M19: 39,006,298 km (0.076 R)
• M20: 44,937,256 km (0.069 R)
• M21: 48,799,723 km (0.058 R)
• M22: 49,105,800 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.4

Radius: 6.7

Gravity: 16.16 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.92 AU - 7.2 AU

Year: 12306 Days

Day: 16.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,767,002 km

• M1: 84,074 km (0.12 R)
• M2: 438,023 km (0.066 R)
• M3: 704,606 km (0.109 R)
• M4: 1,090,868 km (0.118 R)
• M5: 1,953,748 km (0.109 R)
• M6: 2,344,049 km (0.118 R)
• M7: 2,697,100 km (0.098 R)
• M8: 3,230,716 km (0.094 R)
• M9: 3,695,666 km (0.076 R)
• M10: 4,174,828 km (0.111 R)
• M11: 4,920,872 km (0.071 R)
• M12: 5,607,676 km (0.06 R)
• M13: 10,134,059 km (0.092 R)
• M14: 12,244,735 km (0.11 R)
• M15: 13,760,611 km (0.067 R)
• M16: 14,769,199 km (0.12 R)
• M17: 19,134,764 km (0.118 R)
• M18: 20,049,705 km (0.056 R)
• M19: 21,876,893 km (0.12 R)
• M20: 24,870,496 km (0.112 R)
• M21: 30,410,704 km (0.067 R)
• M22: 32,000,481 km (0.115 R)
• M23: 32,348,296 km (0.095 R)
• M24: 36,467,772 km (0.071 R)
• M25: 37,229,225 km (0.054 R)
• M26: 40,651,875 km (0.094 R)
• M27: 44,135,411 km (0.106 R)
• M28: 51,530,333 km (0.119 R)
• M29: 52,649,923 km (0.055 R)
• M30: 54,112,991 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.5

Radius: 5.3

Gravity: 20.2 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.86 AU - 7.62 AU

Year: 12780 Days

Day: 19.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,767,002 km

• M1: 66,571 km (0.091 R)
• M2: 335,398 km (0.062 R)
• M3: 1,073,814 km (0.116 R)
• M4: 1,240,765 km (0.071 R)
• M5: 1,524,402 km (0.113 R)
• M6: 2,375,315 km (0.107 R)
• M7: 2,769,805 km (0.08 R)
• M8: 3,635,677 km (0.08 R)
• M9: 4,923,116 km (0.084 R)
• M10: 5,253,578 km (0.102 R)
• M11: 6,219,382 km (0.113 R)
• M12: 6,966,474 km (0.045 R)
• M13: 7,340,618 km (0.097 R)
• M14: 9,768,891 km (0.113 R)
• M15: 10,027,396 km (0.074 R)
• M16: 10,666,478 km (0.099 R)
• M17: 11,107,343 km (0.117 R)
• M18: 12,563,528 km (0.109 R)
• M19: 13,368,963 km (0.059 R)
• M20: 15,991,264 km (0.103 R)
• M21: 17,309,521 km (0.074 R)
• M22: 18,305,543 km (0.076 R)
• M23: 18,540,711 km (0.04 R)
• M24: 20,495,357 km (0.111 R)
• M25: 20,748,925 km (0.085 R)
• M26: 23,401,445 km (0.119 R)
• M27: 27,277,975 km (0.09 R)
• M28: 30,123,476 km (0.08 R)
• M29: 31,114,263 km (0.102 R)
• M30: 36,026,758 km (0.058 R)
• M31: 36,768,165 km (0.081 R)
• M32: 37,017,544 km (0.109 R)
• M33: 39,313,124 km (0.034 R)
• M34: 40,230,907 km (0.106 R)
• M35: 41,028,862 km (0.109 R)
• M36: 46,184,154 km (0.073 R)
• M37: 51,287,386 km (0.097 R)
• M38: 52,856,817 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.2

Radius: 5.2

Gravity: 36.47 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.23 AU - 10.25 AU

Year: 19941 Days

Day: 22.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,767,002 km

• M1: 64,776 km (0.041 R)
• M2: 1,107,174 km (0.106 R)
• M3: 1,808,040 km (0.088 R)
• M4: 1,986,211 km (0.029 R)
• M5: 2,197,892 km (0.103 R)
• M6: 2,846,099 km (0.045 R)
• M7: 3,171,924 km (0.117 R)
• M8: 3,462,144 km (0.102 R)
• M9: 4,440,065 km (0.09 R)
• M10: 4,954,382 km (0.05 R)
• M11: 5,225,902 km (0.112 R)
• M12: 8,082,623 km (0.049 R)
• M13: 10,775,086 km (0.103 R)
• M14: 11,564,813 km (0.113 R)
• M15: 12,112,341 km (0.071 R)
• M16: 13,556,709 km (0.103 R)
• M17: 14,320,256 km (0.112 R)
• M18: 16,782,488 km (0.076 R)
• M19: 19,705,032 km (0.071 R)
• M20: 19,995,251 km (0.089 R)
• M21: 21,184,854 km (0.084 R)
• M22: 25,834,954 km (0.075 R)
• M23: 30,344,582 km (0.118 R)
• M24: 30,731,591 km (0.097 R)
• M25: 34,225,599 km (0.108 R)
• M26: 36,940,053 km (0.071 R)
• M27: 37,677,570 km (0.099 R)
• M28: 40,413,865 km (0.12 R)
• M29: 46,278,251 km (0.114 R)
• M30: 49,057,181 km (0.113 R)
• M31: 51,395,545 km (0.109 R)
• M32: 61,905,244 km (0.092 R)
• M33: 62,112,288 km (0.069 R)
• M34: 70,552,600 km (0.115 R)
• M35: 74,693,319 km (0.1 R)
• M36: 82,449,520 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.4

Radius: 5.6

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.89 AU - 10.79 AU

Year: 20249 Days

Day: 23.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,767,002 km

• M1: 74,799 km (0.104 R)
• M2: 266,434 km (0.079 R)
• M3: 540,796 km (0.079 R)
• M4: 1,549,984 km (0.117 R)
• M5: 1,724,863 km (0.049 R)
• M6: 2,351,529 km (0.102 R)
• M7: 3,867,554 km (0.053 R)
• M8: 4,997,167 km (0.1 R)
• M9: 6,331,281 km (0.083 R)
• M10: 6,951,514 km (0.08 R)
• M11: 8,168,642 km (0.088 R)
• M12: 8,852,753 km (0.11 R)
• M13: 9,949,455 km (0.115 R)
• M14: 10,390,171 km (0.11 R)
• M15: 10,672,013 km (0.093 R)
• M16: 11,851,293 km (0.058 R)
• M17: 13,049,572 km (0.111 R)
• M18: 16,356,882 km (0.075 R)
• M19: 17,519,855 km (0.038 R)
• M20: 17,758,913 km (0.103 R)
• M21: 18,986,962 km (0.091 R)
• M22: 21,610,759 km (0.119 R)
• M23: 24,765,479 km (0.076 R)
• M24: 25,167,598 km (0.118 R)
• M25: 26,088,223 km (0.097 R)
• M26: 30,567,632 km (0.1 R)
• M27: 36,952,170 km (0.085 R)
• M28: 42,859,341 km (0.06 R)
• M29: 49,049,701 km (0.056 R)
• M30: 50,002,789 km (0.109 R)
• M31: 52,936,104 km (0.119 R)
• M32: 54,275,753 km (0.051 R)
• M33: 56,500,872 km (0.103 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 146 - 13,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit