🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.7

Radius: 8.5

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.58 AU - 0.62 AU

Year: 321 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,279,857 km

• M1: 107,112 km (0.116 R)
• M2: 421,567 km (0.114 R)
• M3: 792,869 km (0.117 R)
• M4: 1,179,878 km (0.091 R)
• M5: 1,535,473 km (0.034 R)
• M6: 1,833,472 km (0.05 R)
• M7: 2,220,481 km (0.042 R)
• M8: 2,699,942 km (0.103 R)
• M9: 3,032,199 km (0.107 R)
• M10: 3,391,683 km (0.056 R)
• M11: 3,743,088 km (0.064 R)
• M12: 4,016,104 km (0.115 R)
• M13: 4,315,749 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 13.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.19 AU - 1.69 AU

Year: 1193 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,279,857 km

• M1: 169,195 km (0.088 R)
• M2: 621,430 km (0.039 R)
• M3: 1,283,400 km (0.079 R)
• M4: 2,644,142 km (0.117 R)
• M5: 3,705,390 km (0.094 R)
• M6: 4,306,923 km (0.109 R)
• M7: 4,854,152 km (0.074 R)
• M8: 5,320,897 km (0.046 R)
• M9: 6,112,270 km (0.114 R)
• M10: 6,682,387 km (0.108 R)
• M11: 7,313,989 km (0.075 R)
• M12: 8,873,996 km (0.114 R)
• M13: 10,084,841 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 9.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.47 AU - 1.51 AU

Year: 1255 Days

Day: 6.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,279,857 km

• M1: 114,442 km (0.105 R)
• M2: 465,997 km (0.104 R)
• M3: 1,215,483 km (0.077 R)
• M4: 1,502,112 km (0.11 R)
• M5: 1,999,076 km (0.081 R)
• M6: 2,472,703 km (0.112 R)
• M7: 2,774,293 km (0.097 R)
• M8: 3,799,188 km (0.11 R)
• M9: 4,202,952 km (0.074 R)
• M10: 4,743,150 km (0.087 R)
• M11: 5,467,802 km (0.076 R)
• M12: 5,941,130 km (0.082 R)
• M13: 6,264,261 km (0.115 R)
• M14: 6,644,838 km (0.043 R)
• M15: 6,993,401 km (0.114 R)
• M16: 7,280,928 km (0.096 R)
• M17: 7,701,897 km (0.05 R)
• M18: 8,244,339 km (0.11 R)
• M19: 9,176,184 km (0.046 R)
• M20: 10,453,450 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.1

Radius: 8.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.46 AU - 1.66 AU

Year: 1345 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,279,857 km

• M1: 100,679 km (0.112 R)
• M2: 381,624 km (0.032 R)
• M3: 653,593 km (0.1 R)
• M4: 912,397 km (0.052 R)
• M5: 1,199,476 km (0.076 R)
• M6: 1,701,377 km (0.099 R)
• M7: 2,403,589 km (0.049 R)
• M8: 3,272,005 km (0.075 R)
• M9: 4,524,139 km (0.083 R)
• M10: 5,162,024 km (0.106 R)
• M11: 5,433,544 km (0.037 R)
• M12: 5,921,084 km (0.106 R)
• M13: 6,504,216 km (0.109 R)
• M14: 7,053,988 km (0.088 R)
• M15: 7,364,554 km (0.119 R)
• M16: 9,140,729 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 11.8

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.92 AU - 2.16 AU

Year: 2011 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,279,857 km

• M1: 146,756 km (0.109 R)
• M2: 514,168 km (0.094 R)
• M3: 945,907 km (0.113 R)
• M4: 1,489,247 km (0.055 R)
• M5: 1,908,270 km (0.12 R)
• M6: 3,507,472 km (0.118 R)
• M7: 4,181,410 km (0.109 R)
• M8: 5,305,788 km (0.105 R)
• M9: 6,352,973 km (0.103 R)
• M10: 7,010,605 km (0.114 R)
• M11: 8,526,331 km (0.063 R)
• M12: 9,781,307 km (0.08 R)
• M13: 10,621,299 km (0.089 R)
• M14: 11,548,507 km (0.118 R)
• M15: 12,655,082 km (0.092 R)
• M16: 13,387,364 km (0.117 R)
• M17: 14,701,432 km (0.059 R)
• M18: 16,959,611 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 13.5

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.84 AU - 4.22 AU

Year: 5584 Days

Day: 8.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,279,857 km

• M1: 168,148 km (0.083 R)
• M2: 1,082,939 km (0.096 R)
• M3: 2,764,868 km (0.08 R)
• M4: 3,561,028 km (0.093 R)
• M5: 4,634,542 km (0.105 R)
• M6: 7,633,680 km (0.067 R)
• M7: 8,159,666 km (0.118 R)
• M8: 10,238,777 km (0.086 R)
• M9: 13,713,786 km (0.043 R)
• M10: 14,549,739 km (0.117 R)
• M11: 17,135,239 km (0.09 R)
• M12: 17,712,837 km (0.118 R)
• M13: 19,942,892 km (0.097 R)
• M14: 27,313,430 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.4

Radius: 4.2

Gravity: 28.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.19 AU - 6.19 AU

Year: 9369 Days

Day: 17.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,279,857 km

• M1: 62,532 km (0.091 R)
• M2: 215,122 km (0.1 R)
• M3: 498,161 km (0.035 R)
• M4: 795,113 km (0.084 R)
• M5: 939,774 km (0.079 R)
• M6: 1,619,247 km (0.099 R)
• M7: 2,962,187 km (0.104 R)
• M8: 3,716,909 km (0.071 R)
• M9: 4,395,933 km (0.116 R)
• M10: 4,735,820 km (0.078 R)
• M11: 5,246,846 km (0.069 R)
• M12: 5,661,681 km (0.045 R)
• M13: 6,739,085 km (0.098 R)
• M14: 7,075,979 km (0.084 R)
• M15: 8,322,130 km (0.067 R)
• M16: 9,567,382 km (0.113 R)
• M17: 9,849,524 km (0.083 R)
• M18: 10,931,715 km (0.104 R)
• M19: 11,660,256 km (0.07 R)
• M20: 11,874,331 km (0.089 R)
• M21: 12,145,402 km (0.106 R)
• M22: 12,983,599 km (0.116 R)
• M23: 13,681,473 km (0.057 R)
• M24: 14,039,461 km (0.078 R)
• M25: 14,220,923 km (0.051 R)
• M26: 18,185,566 km (0.096 R)
• M27: 18,618,353 km (0.074 R)
• M28: 19,355,122 km (0.109 R)
• M29: 21,923,867 km (0.104 R)
• M30: 23,247,360 km (0.069 R)
• M31: 23,842,909 km (0.103 R)
• M32: 25,600,085 km (0.059 R)
• M33: 31,078,359 km (0.068 R)
• M34: 32,639,712 km (0.092 R)
• M35: 34,034,712 km (0.071 R)
• M36: 36,484,976 km (0.067 R)
• M37: 41,360,370 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.1

Radius: 5.7

Gravity: 25.61 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.52 AU - 6.24 AU

Year: 9842 Days

Day: 21.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,279,857 km

• M1: 71,807 km (0.109 R)
• M2: 380,577 km (0.094 R)
• M3: 566,078 km (0.111 R)
• M4: 1,533,079 km (0.111 R)
• M5: 3,452,719 km (0.104 R)
• M6: 3,841,524 km (0.098 R)
• M7: 5,871,567 km (0.103 R)
• M8: 7,594,037 km (0.1 R)
• M9: 8,897,782 km (0.094 R)
• M10: 11,710,821 km (0.073 R)
• M11: 13,132,299 km (0.111 R)
• M12: 14,012,533 km (0.073 R)
• M13: 17,702,365 km (0.105 R)
• M14: 18,464,416 km (0.117 R)
• M15: 19,168,873 km (0.075 R)
• M16: 22,694,147 km (0.116 R)
• M17: 25,270,372 km (0.099 R)
• M18: 25,943,562 km (0.037 R)
• M19: 38,276,410 km (0.103 R)
• M20: 41,376,228 km (0.112 R)
• M21: 43,123,232 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.4

Radius: 6.4

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.27 AU - 7.27 AU

Year: 10837 Days

Day: 22.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,279,857 km

• M1: 79,736 km (0.057 R)
• M2: 846,574 km (0.095 R)
• M3: 1,924,876 km (0.097 R)
• M4: 2,433,808 km (0.096 R)
• M5: 3,201,394 km (0.077 R)
• M6: 4,935,533 km (0.11 R)
• M7: 13,978,126 km (0.118 R)
• M8: 17,462,111 km (0.118 R)
• M9: 17,708,947 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.9

Radius: 5

Gravity: 27.4 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.63 AU - 8.07 AU

Year: 13754 Days

Day: 24.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,279,857 km

• M1: 62,233 km (0.081 R)
• M2: 231,727 km (0.092 R)
• M3: 413,339 km (0.067 R)
• M4: 634,445 km (0.075 R)
• M5: 830,717 km (0.061 R)
• M6: 1,280,408 km (0.077 R)
• M7: 1,598,004 km (0.118 R)
• M8: 1,809,386 km (0.041 R)
• M9: 2,756,490 km (0.111 R)
• M10: 5,386,720 km (0.034 R)
• M11: 5,677,090 km (0.093 R)
• M12: 6,054,675 km (0.103 R)
• M13: 6,289,094 km (0.077 R)
• M14: 6,817,923 km (0.072 R)
• M15: 7,331,941 km (0.07 R)
• M16: 7,871,391 km (0.12 R)
• M17: 9,701,123 km (0.036 R)
• M18: 10,629,826 km (0.12 R)
• M19: 12,981,505 km (0.1 R)
• M20: 13,240,758 km (0.037 R)
• M21: 14,798,969 km (0.108 R)
• M22: 15,440,595 km (0.076 R)
• M23: 16,175,120 km (0.11 R)
• M24: 16,399,966 km (0.049 R)
• M25: 17,009,727 km (0.105 R)
• M26: 19,179,345 km (0.086 R)
• M27: 20,027,565 km (0.106 R)
• M28: 20,286,967 km (0.118 R)
• M29: 26,469,997 km (0.103 R)
• M30: 29,592,703 km (0.054 R)
• M31: 29,929,148 km (0.036 R)
• M32: 37,596,638 km (0.071 R)
• M33: 40,279,975 km (0.072 R)
• M34: 46,475,720 km (0.073 R)
• M35: 46,930,198 km (0.111 R)
• M36: 50,354,494 km (0.111 R)
• M37: 52,946,875 km (0.047 R)
• M38: 57,000,229 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 19,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit