🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.43 AU - 0.61 AU

Year: 246 Days

Day: 33.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 11.3

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.73 AU - 2.21 AU

Year: 1814 Days

Day: 12.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,127,731 km

• M1: 140,472 km (0.072 R)
• M2: 556,205 km (0.072 R)
• M3: 964,009 km (0.074 R)
• M4: 1,324,689 km (0.036 R)
• M5: 1,884,634 km (0.117 R)
• M6: 2,295,579 km (0.094 R)
• M7: 2,667,330 km (0.117 R)
• M8: 3,724,987 km (0.082 R)
• M9: 4,146,554 km (0.067 R)
• M10: 5,724,961 km (0.078 R)
• M11: 6,339,509 km (0.119 R)
• M12: 7,413,771 km (0.066 R)
• M13: 7,964,890 km (0.097 R)
• M14: 9,083,882 km (0.106 R)
• M15: 9,479,419 km (0.077 R)
• M16: 10,305,049 km (0.12 R)
• M17: 12,700,560 km (0.086 R)
• M18: 15,260,479 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.1

Radius: 11.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.2 AU - 2.58 AU

Year: 2424 Days

Day: 10.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 97,127,731 km

• M1: 145,559 km (0.097 R)
• M2: 815,608 km (0.096 R)
• M3: 1,219,073 km (0.088 R)
• M4: 2,641,300 km (0.106 R)
• M5: 3,460,498 km (0.093 R)
• M6: 5,394,350 km (0.118 R)
• M7: 6,436,000 km (0.116 R)
• M8: 6,884,195 km (0.107 R)
• M9: 7,421,850 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 12.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.54 AU - 5.32 AU

Year: 7181 Days

Day: 12.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,127,731 km

• M1: 154,235 km (0.118 R)
• M2: 860,786 km (0.03 R)
• M3: 1,308,533 km (0.101 R)
• M4: 1,873,414 km (0.071 R)
• M5: 2,400,597 km (0.063 R)
• M6: 3,121,060 km (0.109 R)
• M7: 3,935,770 km (0.113 R)
• M8: 4,504,541 km (0.106 R)
• M9: 5,403,774 km (0.112 R)
• M10: 5,807,389 km (0.066 R)
• M11: 6,578,716 km (0.081 R)
• M12: 7,141,354 km (0.098 R)
• M13: 8,515,859 km (0.031 R)
• M14: 9,388,463 km (0.089 R)
• M15: 10,232,494 km (0.026 R)
• M16: 10,898,205 km (0.065 R)
• M17: 13,589,471 km (0.106 R)
• M18: 14,068,633 km (0.076 R)
• M19: 15,060,766 km (0.112 R)
• M20: 16,158,216 km (0.084 R)
• M21: 20,042,674 km (0.071 R)
• M22: 20,733,966 km (0.105 R)
• M23: 21,512,772 km (0.103 R)
• M24: 26,933,002 km (0.118 R)
• M25: 29,334,796 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.8

Radius: 11.4

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.8 AU - 5.58 AU

Year: 7756 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 97,127,731 km

• M1: 149,448 km (0.088 R)
• M2: 530,624 km (0.078 R)
• M3: 930,349 km (0.105 R)
• M4: 1,410,409 km (0.092 R)
• M5: 2,309,043 km (0.115 R)
• M6: 3,627,599 km (0.084 R)
• M7: 4,271,618 km (0.099 R)
• M8: 6,817,923 km (0.066 R)
• M9: 10,641,495 km (0.109 R)
• M10: 11,581,269 km (0.118 R)
• M11: 12,237,854 km (0.079 R)
• M12: 12,977,166 km (0.076 R)
• M13: 14,482,121 km (0.118 R)
• M14: 14,860,005 km (0.082 R)
• M15: 17,267,783 km (0.075 R)
• M16: 19,540,324 km (0.104 R)
• M17: 20,471,272 km (0.08 R)
• M18: 22,927,968 km (0.09 R)
• M19: 33,289,865 km (0.099 R)
• M20: 40,032,689 km (0.081 R)
• M21: 41,406,746 km (0.099 R)
• M22: 42,041,490 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.6

Radius: 4.4

Gravity: 51.43 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.61 AU - 6.41 AU

Year: 9665 Days

Day: 16.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,127,731 km

• M1: 55,052 km (0.096 R)
• M2: 200,162 km (0.118 R)
• M3: 401,521 km (0.036 R)
• M4: 760,556 km (0.117 R)
• M5: 1,063,940 km (0.037 R)
• M6: 1,727,855 km (0.105 R)
• M7: 2,386,984 km (0.066 R)
• M8: 3,224,283 km (0.082 R)
• M9: 3,871,892 km (0.071 R)
• M10: 6,564,055 km (0.088 R)
• M11: 7,171,273 km (0.109 R)
• M12: 7,424,542 km (0.111 R)
• M13: 10,561,460 km (0.105 R)
• M14: 11,055,582 km (0.111 R)
• M15: 12,089,902 km (0.119 R)
• M16: 15,023,067 km (0.059 R)
• M17: 16,653,385 km (0.053 R)
• M18: 19,112,474 km (0.119 R)
• M19: 20,596,934 km (0.112 R)
• M20: 23,422,539 km (0.111 R)
• M21: 24,073,289 km (0.105 R)
• M22: 25,900,478 km (0.102 R)
• M23: 27,817,874 km (0.095 R)
• M24: 29,076,441 km (0.077 R)
• M25: 29,719,861 km (0.09 R)
• M26: 31,819,617 km (0.069 R)
• M27: 32,963,442 km (0.054 R)
• M28: 33,195,468 km (0.098 R)
• M29: 39,096,356 km (0.096 R)
• M30: 39,617,406 km (0.072 R)
• M31: 40,806,858 km (0.044 R)
• M32: 43,256,823 km (0.117 R)
• M33: 49,199,598 km (0.119 R)
• M34: 52,601,902 km (0.088 R)
• M35: 53,077,773 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 5.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.7 AU - 7.5 AU

Year: 9883 Days

Day: 18.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,127,731 km

• M1: 70,909 km (0.102 R)
• M2: 266,284 km (0.108 R)
• M3: 486,941 km (0.066 R)
• M4: 743,202 km (0.096 R)
• M5: 1,037,461 km (0.094 R)
• M6: 1,438,084 km (0.091 R)
• M7: 1,860,549 km (0.096 R)
• M8: 2,053,979 km (0.064 R)
• M9: 2,232,449 km (0.058 R)
• M10: 3,232,062 km (0.111 R)
• M11: 4,123,965 km (0.106 R)
• M12: 7,478,098 km (0.108 R)
• M13: 9,019,256 km (0.103 R)
• M14: 9,922,228 km (0.04 R)
• M15: 12,576,992 km (0.071 R)
• M16: 15,252,101 km (0.058 R)
• M17: 16,420,760 km (0.067 R)
• M18: 17,420,373 km (0.059 R)
• M19: 17,819,799 km (0.115 R)
• M20: 18,167,016 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.2

Radius: 4.5

Gravity: 46.82 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.45 AU - 8.53 AU

Year: 13447 Days

Day: 21.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,127,731 km

• M1: 56,249 km (0.097 R)
• M2: 658,231 km (0.117 R)
• M3: 1,023,997 km (0.08 R)
• M4: 1,198,877 km (0.05 R)
• M5: 1,350,121 km (0.104 R)
• M6: 1,794,127 km (0.089 R)
• M7: 2,478,837 km (0.081 R)
• M8: 2,680,046 km (0.081 R)
• M9: 3,430,429 km (0.045 R)
• M10: 4,570,514 km (0.102 R)
• M11: 5,519,862 km (0.1 R)
• M12: 5,942,027 km (0.111 R)
• M13: 6,593,975 km (0.103 R)
• M14: 7,113,229 km (0.098 R)
• M15: 9,358,244 km (0.088 R)
• M16: 14,242,465 km (0.113 R)
• M17: 16,161,058 km (0.06 R)
• M18: 18,328,881 km (0.083 R)
• M19: 19,700,992 km (0.069 R)
• M20: 22,264,352 km (0.047 R)
• M21: 22,744,262 km (0.118 R)
• M22: 23,526,509 km (0.098 R)
• M23: 24,529,413 km (0.054 R)
• M24: 24,733,465 km (0.057 R)
• M25: 24,938,414 km (0.083 R)
• M26: 26,727,604 km (0.106 R)
• M27: 29,626,811 km (0.056 R)
• M28: 30,207,400 km (0.03 R)
• M29: 41,560,383 km (0.107 R)
• M30: 43,917,447 km (0.094 R)
• M31: 45,128,741 km (0.075 R)
• M32: 46,517,907 km (0.03 R)
• M33: 48,414,060 km (0.087 R)
• M34: 54,583,925 km (0.086 R)
• M35: 60,140,289 km (0.114 R)
• M36: 61,821,320 km (0.1 R)
• M37: 63,533,468 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.8

Radius: 4.8

Gravity: 35.67 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.1 AU - 9.38 AU

Year: 16950 Days

Day: 18.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 97,127,731 km

• M1: 59,690 km (0.107 R)
• M2: 334,351 km (0.116 R)
• M3: 749,037 km (0.103 R)
• M4: 917,185 km (0.096 R)
• M5: 1,190,051 km (0.055 R)
• M6: 1,916,947 km (0.045 R)
• M7: 2,194,152 km (0.11 R)
• M8: 5,381,484 km (0.113 R)
• M9: 6,521,270 km (0.069 R)
• M10: 7,010,156 km (0.113 R)
• M11: 7,570,999 km (0.073 R)
• M12: 9,600,144 km (0.115 R)
• M13: 15,222,481 km (0.076 R)
• M14: 16,481,048 km (0.088 R)
• M15: 21,144,013 km (0.114 R)
• M16: 22,707,610 km (0.11 R)
• M17: 24,874,536 km (0.104 R)
• M18: 27,629,380 km (0.082 R)
• M19: 30,337,401 km (0.086 R)
• M20: 30,580,946 km (0.114 R)
• M21: 31,567,993 km (0.119 R)
• M22: 32,959,852 km (0.116 R)
• M23: 37,659,618 km (0.047 R)
• M24: 40,241,827 km (0.03 R)
• M25: 46,397,929 km (0.076 R)
• M26: 52,800,419 km (0.113 R)
• M27: 57,877,621 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995

Radius: 4.3

Gravity: 53.81 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.25 AU - 13.75 AU

Year: 23933 Days

Day: 22.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,127,731 km

• M1: 54,154 km (0.038 R)
• M2: 204,949 km (0.094 R)
• M3: 784,342 km (0.081 R)
• M4: 1,297,313 km (0.109 R)
• M5: 3,145,744 km (0.051 R)
• M6: 3,936,668 km (0.063 R)
• M7: 4,109,454 km (0.027 R)
• M8: 5,507,296 km (0.034 R)
• M9: 5,945,767 km (0.076 R)
• M10: 11,544,168 km (0.043 R)
• M11: 15,424,288 km (0.085 R)
• M12: 19,990,464 km (0.092 R)
• M13: 30,041,197 km (0.078 R)
• M14: 33,924,010 km (0.072 R)
• M15: 41,170,680 km (0.111 R)
• M16: 45,766,776 km (0.098 R)
• M17: 46,120,276 km (0.045 R)
• M18: 46,297,699 km (0.084 R)
• M19: 55,158,979 km (0.114 R)
• M20: 60,302,602 km (0.109 R)
• M21: 87,559,035 km (0.104 R)
• M22: 89,475,085 km (0.107 R)
• M23: 91,699,007 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 10,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit