🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.4

Radius: 15

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.6 AU - 0.86 AU

Year: 423 Days

Day: 15 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,941,925 km

• M1: 186,549 km (0.102 R)
• M2: 671,395 km (0.094 R)
• M3: 1,201,420 km (0.102 R)
• M4: 1,738,327 km (0.08 R)
• M5: 2,283,611 km (0.051 R)
• M6: 2,890,979 km (0.105 R)
• M7: 3,366,550 km (0.074 R)
• M8: 4,254,713 km (0.119 R)
• M9: 5,505,501 km (0.082 R)
• M10: 5,996,481 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.3

Radius: 13.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.83 AU

Year: 423 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 62,941,925 km

• M1: 169,345 km (0.072 R)
• M2: 666,758 km (0.106 R)
• M3: 1,100,741 km (0.096 R)
• M4: 1,675,347 km (0.108 R)
• M5: 3,229,519 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 10.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.64 AU - 0.98 AU

Year: 494 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 137 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,941,925 km

• M1: 135,536 km (0.087 R)
• M2: 503,247 km (0.107 R)
• M3: 861,684 km (0.105 R)
• M4: 1,213,538 km (0.117 R)
• M5: 1,641,837 km (0.102 R)
• M6: 2,117,558 km (0.057 R)
• M7: 2,821,715 km (0.115 R)
• M8: 3,337,080 km (0.101 R)
• M9: 3,955,218 km (0.057 R)
• M10: 4,350,007 km (0.057 R)
• M11: 4,896,488 km (0.064 R)
• M12: 5,386,271 km (0.028 R)
• M13: 5,837,159 km (0.066 R)
• M14: 6,256,781 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 11.5

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.87 AU - 0.91 AU

Year: 569 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,941,925 km

• M1: 143,016 km (0.055 R)
• M2: 1,075,908 km (0.099 R)
• M3: 1,449,155 km (0.077 R)
• M4: 1,842,447 km (0.098 R)
• M5: 2,367,685 km (0.071 R)
• M6: 2,943,936 km (0.075 R)
• M7: 3,762,985 km (0.083 R)
• M8: 4,181,410 km (0.084 R)
• M9: 4,663,115 km (0.034 R)
• M10: 6,314,676 km (0.062 R)
• M11: 6,782,319 km (0.089 R)
• M12: 7,382,954 km (0.083 R)
• M13: 7,741,989 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.3

Radius: 11.3

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.14 AU - 3.28 AU

Year: 3026 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,941,925 km

• M1: 140,772 km (0.091 R)
• M2: 615,595 km (0.08 R)
• M3: 987,944 km (0.069 R)
• M4: 1,973,046 km (0.114 R)
• M5: 2,507,560 km (0.11 R)
• M6: 3,015,295 km (0.114 R)
• M7: 3,423,996 km (0.117 R)
• M8: 4,144,011 km (0.114 R)
• M9: 5,673,499 km (0.112 R)
• M10: 8,958,519 km (0.113 R)
• M11: 9,944,668 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.2

Radius: 14.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.82 AU - 3.12 AU

Year: 3472 Days

Day: 5.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,941,925 km

• M1: 185,501 km (0.079 R)
• M2: 693,685 km (0.038 R)
• M3: 1,207,554 km (0.1 R)
• M4: 1,716,037 km (0.116 R)
• M5: 2,218,686 km (0.055 R)
• M6: 3,017,239 km (0.114 R)
• M7: 3,587,955 km (0.087 R)
• M8: 4,535,658 km (0.082 R)
• M9: 5,989,001 km (0.1 R)
• M10: 6,518,129 km (0.049 R)
• M11: 7,831,897 km (0.119 R)
• M12: 8,743,098 km (0.083 R)
• M13: 9,242,904 km (0.085 R)
• M14: 13,389,159 km (0.113 R)
• M15: 15,973,462 km (0.104 R)
• M16: 21,655,189 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.99 AU - 3.79 AU

Year: 4233 Days

Day: 10.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,941,925 km

• M1: 166,652 km (0.04 R)
• M2: 593,455 km (0.057 R)
• M3: 1,510,191 km (0.06 R)
• M4: 2,772,198 km (0.089 R)
• M5: 3,652,432 km (0.113 R)
• M6: 4,862,828 km (0.068 R)
• M7: 5,501,312 km (0.088 R)
• M8: 6,891,226 km (0.098 R)
• M9: 8,001,841 km (0.026 R)
• M10: 9,296,161 km (0.064 R)
• M11: 9,745,703 km (0.08 R)
• M12: 10,876,513 km (0.097 R)
• M13: 11,651,430 km (0.114 R)
• M14: 14,107,827 km (0.076 R)
• M15: 17,199,267 km (0.104 R)
• M16: 17,667,658 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.2

Radius: 8.4

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.42 AU - 5.6 AU

Year: 6496 Days

Day: 6.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,941,925 km

• M1: 104,868 km (0.101 R)
• M2: 378,333 km (0.093 R)
• M3: 874,699 km (0.095 R)
• M4: 1,546,393 km (0.106 R)
• M5: 1,880,146 km (0.11 R)
• M6: 2,194,601 km (0.102 R)
• M7: 3,491,764 km (0.094 R)
• M8: 4,331,008 km (0.113 R)
• M9: 4,855,348 km (0.079 R)
• M10: 5,298,607 km (0.114 R)
• M11: 5,768,643 km (0.098 R)
• M12: 6,063,800 km (0.054 R)
• M13: 6,973,804 km (0.082 R)
• M14: 8,463,500 km (0.107 R)
• M15: 8,975,124 km (0.117 R)
• M16: 10,585,845 km (0.093 R)
• M17: 11,382,752 km (0.069 R)
• M18: 13,492,531 km (0.103 R)
• M19: 13,955,387 km (0.117 R)
• M20: 15,786,465 km (0.117 R)
• M21: 16,365,558 km (0.038 R)
• M22: 16,892,143 km (0.058 R)
• M23: 17,634,747 km (0.098 R)
• M24: 21,286,281 km (0.108 R)
• M25: 25,588,117 km (0.113 R)
• M26: 30,733,237 km (0.094 R)
• M27: 33,179,761 km (0.116 R)
• M28: 35,315,270 km (0.086 R)
• M29: 36,975,956 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.4

Radius: 6.4

Gravity: 18.1 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.13 AU - 8.45 AU

Year: 12000 Days

Day: 23.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,941,925 km

• M1: 79,586 km (0.09 R)
• M2: 503,846 km (0.03 R)
• M3: 703,409 km (0.074 R)
• M4: 1,208,751 km (0.112 R)
• M5: 1,638,695 km (0.043 R)
• M6: 1,898,098 km (0.061 R)
• M7: 2,299,469 km (0.089 R)
• M8: 2,959,495 km (0.047 R)
• M9: 4,553,759 km (0.1 R)
• M10: 6,140,544 km (0.088 R)
• M11: 6,810,593 km (0.107 R)
• M12: 8,248,527 km (0.109 R)
• M13: 9,162,421 km (0.075 R)
• M14: 9,515,621 km (0.052 R)
• M15: 10,685,028 km (0.099 R)
• M16: 10,907,480 km (0.087 R)
• M17: 13,178,226 km (0.097 R)
• M18: 13,563,441 km (0.076 R)
• M19: 14,222,270 km (0.118 R)
• M20: 14,764,412 km (0.09 R)
• M21: 15,040,570 km (0.074 R)
• M22: 23,963,335 km (0.078 R)
• M23: 25,316,747 km (0.096 R)
• M24: 25,613,250 km (0.027 R)
• M25: 29,791,518 km (0.112 R)
• M26: 31,696,946 km (0.025 R)
• M27: 33,682,260 km (0.041 R)
• M28: 35,132,462 km (0.113 R)
• M29: 38,157,031 km (0.036 R)
• M30: 41,762,041 km (0.099 R)
• M31: 44,430,867 km (0.11 R)
• M32: 48,720,137 km (0.106 R)
• M33: 51,675,144 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.9

Radius: 6.8

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.96 AU - 11.32 AU

Year: 23540 Days

Day: 17.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,941,925 km

• M1: 85,271 km (0.072 R)
• M2: 489,035 km (0.084 R)
• M3: 744,848 km (0.108 R)
• M4: 997,668 km (0.075 R)
• M5: 1,241,064 km (0.109 R)
• M6: 2,202,679 km (0.062 R)
• M7: 2,756,490 km (0.1 R)
• M8: 3,116,124 km (0.102 R)
• M9: 3,588,404 km (0.11 R)
• M10: 5,475,581 km (0.081 R)
• M11: 6,005,457 km (0.088 R)
• M12: 6,736,392 km (0.119 R)
• M13: 9,128,312 km (0.094 R)
• M14: 10,259,871 km (0.12 R)
• M15: 12,348,855 km (0.105 R)
• M16: 12,928,547 km (0.078 R)
• M17: 13,392,001 km (0.101 R)
• M18: 14,004,006 km (0.106 R)
• M19: 15,283,816 km (0.102 R)
• M20: 18,569,584 km (0.057 R)
• M21: 20,288,164 km (0.113 R)
• M22: 21,552,416 km (0.057 R)
• M23: 22,016,319 km (0.099 R)
• M24: 27,244,016 km (0.052 R)
• M25: 30,374,950 km (0.055 R)
• M26: 32,509,562 km (0.102 R)
• M27: 33,366,010 km (0.099 R)
• M28: 35,251,691 km (0.12 R)
• M29: 40,766,766 km (0.078 R)
• M30: 41,762,490 km (0.027 R)
• M31: 44,247,909 km (0.116 R)
• M32: 48,871,380 km (0.071 R)
• M33: 59,245,394 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 11,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit