🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 11.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.5 AU - 0.64 AU

Year: 287 Days

Day: 6.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,495,664 km

• M1: 138,677 km (0.102 R)
• M2: 497,862 km (0.111 R)
• M3: 864,676 km (0.111 R)
• M4: 1,322,296 km (0.045 R)
• M5: 1,808,040 km (0.07 R)
• M6: 2,296,627 km (0.039 R)
• M7: 2,816,180 km (0.093 R)
• M8: 3,509,566 km (0.117 R)
• M9: 3,973,319 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 9.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.27 AU - 2.03 AU

Year: 1413 Days

Day: 6 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,495,664 km

• M1: 121,922 km (0.105 R)
• M2: 428,598 km (0.12 R)
• M3: 783,444 km (0.109 R)
• M4: 1,104,481 km (0.078 R)
• M5: 1,622,239 km (0.105 R)
• M6: 2,006,407 km (0.119 R)
• M7: 2,810,196 km (0.096 R)
• M8: 3,430,578 km (0.103 R)
• M9: 4,318,143 km (0.095 R)
• M10: 5,206,305 km (0.083 R)
• M11: 7,212,562 km (0.065 R)
• M12: 8,289,368 km (0.095 R)
• M13: 9,225,252 km (0.084 R)
• M14: 10,197,638 km (0.094 R)
• M15: 11,167,631 km (0.096 R)
• M16: 11,657,564 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 8.2

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.73 AU - 2.69 AU

Year: 2191 Days

Day: 7.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,495,664 km

• M1: 102,026 km (0.096 R)
• M2: 375,640 km (0.08 R)
• M3: 972,386 km (0.087 R)
• M4: 1,354,310 km (0.064 R)
• M5: 2,043,956 km (0.062 R)
• M6: 2,456,547 km (0.105 R)
• M7: 2,848,194 km (0.101 R)
• M8: 3,712,122 km (0.113 R)
• M9: 4,131,744 km (0.105 R)
• M10: 5,368,768 km (0.073 R)
• M11: 7,065,507 km (0.091 R)
• M12: 7,835,039 km (0.077 R)
• M13: 8,447,941 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 12.1

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.36 AU - 3.46 AU

Year: 3310 Days

Day: 9.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,495,664 km

• M1: 151,393 km (0.096 R)
• M2: 532,419 km (0.049 R)
• M3: 1,424,621 km (0.056 R)
• M4: 2,496,639 km (0.098 R)
• M5: 3,134,973 km (0.093 R)
• M6: 4,394,288 km (0.095 R)
• M7: 4,954,233 km (0.07 R)
• M8: 5,535,121 km (0.049 R)
• M9: 6,246,160 km (0.088 R)
• M10: 7,984,487 km (0.078 R)
• M11: 8,606,366 km (0.1 R)
• M12: 9,830,226 km (0.063 R)
• M13: 10,383,139 km (0.096 R)
• M14: 11,989,521 km (0.101 R)
• M15: 14,198,184 km (0.098 R)
• M16: 17,452,985 km (0.11 R)
• M17: 18,441,977 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 11.3

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.62 AU - 5.14 AU

Year: 6113 Days

Day: 6.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,495,664 km

• M1: 140,622 km (0.107 R)
• M2: 592,258 km (0.093 R)
• M3: 1,211,444 km (0.092 R)
• M4: 1,978,881 km (0.105 R)
• M5: 2,904,592 km (0.113 R)
• M6: 3,321,671 km (0.085 R)
• M7: 3,826,714 km (0.068 R)
• M8: 4,462,355 km (0.11 R)
• M9: 5,593,614 km (0.098 R)
• M10: 6,076,366 km (0.078 R)
• M11: 6,942,837 km (0.114 R)
• M12: 7,577,880 km (0.114 R)
• M13: 10,226,959 km (0.082 R)
• M14: 11,401,003 km (0.097 R)
• M15: 12,446,244 km (0.075 R)
• M16: 13,103,427 km (0.069 R)
• M17: 13,497,318 km (0.09 R)
• M18: 14,427,518 km (0.093 R)
• M19: 15,524,519 km (0.101 R)
• M20: 18,439,284 km (0.098 R)
• M21: 20,099,671 km (0.099 R)
• M22: 24,133,129 km (0.103 R)
• M23: 24,982,844 km (0.059 R)
• M24: 25,676,979 km (0.082 R)
• M25: 28,676,565 km (0.077 R)
• M26: 29,629,803 km (0.053 R)
• M27: 31,099,004 km (0.103 R)
• M28: 31,599,409 km (0.077 R)
• M29: 32,411,276 km (0.062 R)
• M30: 38,030,771 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680

Radius: 14.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.47 AU - 5.05 AU

Year: 6925 Days

Day: 6.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,495,664 km

• M1: 186,249 km (0.054 R)
• M2: 1,560,605 km (0.113 R)
• M3: 2,026,303 km (0.104 R)
• M4: 3,857,830 km (0.052 R)
• M5: 4,785,037 km (0.05 R)
• M6: 5,574,465 km (0.118 R)
• M7: 8,189,586 km (0.116 R)
• M8: 9,497,819 km (0.078 R)
• M9: 9,994,185 km (0.032 R)
• M10: 11,187,228 km (0.114 R)
• M11: 14,554,676 km (0.032 R)
• M12: 22,338,253 km (0.041 R)
• M13: 24,205,983 km (0.055 R)
• M14: 28,158,059 km (0.083 R)
• M15: 29,661,368 km (0.098 R)
• M16: 34,492,332 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.7

Radius: 6.1

Gravity: 26.01 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.69 AU - 6.05 AU

Year: 9484 Days

Day: 22.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,495,664 km

• M1: 75,846 km (0.055 R)
• M2: 339,587 km (0.119 R)
• M3: 1,107,623 km (0.091 R)
• M4: 1,327,232 km (0.072 R)
• M5: 2,077,615 km (0.089 R)
• M6: 2,875,869 km (0.098 R)
• M7: 3,127,493 km (0.057 R)
• M8: 5,702,222 km (0.103 R)
• M9: 6,063,501 km (0.119 R)
• M10: 6,752,399 km (0.077 R)
• M11: 10,348,433 km (0.046 R)
• M12: 17,705,357 km (0.105 R)
• M13: 18,396,050 km (0.1 R)
• M14: 22,121,636 km (0.05 R)
• M15: 24,582,521 km (0.106 R)
• M16: 26,817,961 km (0.098 R)
• M17: 29,079,582 km (0.108 R)
• M18: 34,331,066 km (0.066 R)
• M19: 35,043,900 km (0.07 R)
• M20: 39,399,890 km (0.083 R)
• M21: 39,789,144 km (0.073 R)
• M22: 45,655,325 km (0.114 R)
• M23: 49,769,865 km (0.091 R)
• M24: 50,989,237 km (0.082 R)
• M25: 51,451,644 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.2

Radius: 3

Gravity: 72.02 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.07 AU - 6.73 AU

Year: 10797 Days

Day: 24.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 62,495,664 km

• M1: 39,494 km (0.099 R)
• M2: 161,865 km (0.055 R)
• M3: 263,741 km (0.11 R)
• M4: 387,608 km (0.099 R)
• M5: 696,079 km (0.065 R)
• M6: 917,185 km (0.09 R)
• M7: 1,033,272 km (0.108 R)
• M8: 1,244,355 km (0.117 R)
• M9: 1,881,343 km (0.052 R)
• M10: 2,195,798 km (0.085 R)
• M11: 2,443,831 km (0.097 R)
• M12: 2,752,900 km (0.053 R)
• M13: 3,651,684 km (0.092 R)
• M14: 4,224,345 km (0.078 R)
• M15: 4,398,327 km (0.055 R)
• M16: 4,885,866 km (0.09 R)
• M17: 6,836,623 km (0.087 R)
• M18: 8,092,796 km (0.107 R)
• M19: 9,010,729 km (0.095 R)
• M20: 9,445,759 km (0.105 R)
• M21: 9,945,117 km (0.101 R)
• M22: 10,047,143 km (0.025 R)
• M23: 11,492,856 km (0.101 R)
• M24: 11,661,603 km (0.065 R)
• M25: 13,317,053 km (0.076 R)
• M26: 15,944,141 km (0.113 R)
• M27: 20,749,075 km (0.054 R)
• M28: 21,251,425 km (0.082 R)
• M29: 21,590,862 km (0.075 R)
• M30: 25,280,993 km (0.117 R)
• M31: 26,046,784 km (0.047 R)
• M32: 27,025,753 km (0.104 R)
• M33: 28,437,059 km (0.058 R)
• M34: 30,002,900 km (0.067 R)
• M35: 30,109,264 km (0.115 R)
• M36: 30,322,890 km (0.038 R)
• M37: 33,077,735 km (0.082 R)
• M38: 33,419,117 km (0.041 R)
• M39: 37,454,220 km (0.097 R)
• M40: 41,405,399 km (0.072 R)
• M41: 41,801,834 km (0.089 R)
• M42: 48,788,054 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.3

Radius: 7.7

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.46 AU - 8.22 AU

Year: 13261 Days

Day: 20.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 144.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,495,664 km

• M1: 95,743 km (0.112 R)
• M2: 362,775 km (0.032 R)
• M3: 700,118 km (0.112 R)
• M4: 942,766 km (0.082 R)
• M5: 2,987,320 km (0.058 R)
• M6: 4,930,147 km (0.094 R)
• M7: 7,226,026 km (0.11 R)
• M8: 10,561,161 km (0.101 R)
• M9: 15,325,853 km (0.045 R)
• M10: 15,794,842 km (0.05 R)
• M11: 23,403,839 km (0.114 R)
• M12: 25,581,984 km (0.096 R)
• M13: 30,336,952 km (0.03 R)
• M14: 37,670,389 km (0.089 R)
• M15: 41,809,314 km (0.104 R)
• M16: 42,199,914 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 3.4

Gravity: 37.68 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.59 AU - 9.85 AU

Year: 18669 Days

Day: 16.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,495,664 km

• M1: 44,281 km (0.108 R)
• M2: 170,242 km (0.117 R)
• M3: 302,936 km (0.097 R)
• M4: 431,291 km (0.119 R)
• M5: 1,442,871 km (0.088 R)
• M6: 1,975,739 km (0.054 R)
• M7: 2,186,223 km (0.082 R)
• M8: 2,432,611 km (0.076 R)
• M9: 2,836,376 km (0.119 R)
• M10: 3,634,181 km (0.092 R)
• M11: 4,346,566 km (0.113 R)
• M12: 5,182,968 km (0.111 R)
• M13: 7,079,420 km (0.034 R)
• M14: 8,278,148 km (0.116 R)
• M15: 9,605,829 km (0.057 R)
• M16: 10,432,956 km (0.113 R)
• M17: 12,227,681 km (0.081 R)
• M18: 13,872,211 km (0.118 R)
• M19: 14,218,081 km (0.105 R)
• M20: 14,498,726 km (0.09 R)
• M21: 15,216,647 km (0.048 R)
• M22: 16,490,921 km (0.037 R)
• M23: 19,679,600 km (0.082 R)
• M24: 20,469,776 km (0.102 R)
• M25: 21,008,029 km (0.043 R)
• M26: 21,647,859 km (0.106 R)
• M27: 33,109,749 km (0.092 R)
• M28: 34,225,749 km (0.088 R)
• M29: 37,857,536 km (0.102 R)
• M30: 42,313,010 km (0.092 R)
• M31: 46,487,389 km (0.086 R)
• M32: 47,416,391 km (0.081 R)
• M33: 56,865,741 km (0.068 R)
• M34: 58,463,745 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 18,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit