🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.1

Radius: 10.3

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.54 AU - 0.84 AU

Year: 389 Days

Day: 11.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,101,295 km

• M1: 128,205 km (0.085 R)
• M2: 457,470 km (0.098 R)
• M3: 807,230 km (0.102 R)
• M4: 1,279,660 km (0.116 R)
• M5: 1,625,680 km (0.119 R)
• M6: 2,108,133 km (0.094 R)
• M7: 2,607,042 km (0.101 R)
• M8: 3,074,535 km (0.101 R)
• M9: 3,743,388 km (0.1 R)
• M10: 4,086,415 km (0.118 R)
• M11: 4,422,861 km (0.116 R)
• M12: 4,836,350 km (0.059 R)
• M13: 5,338,250 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 9.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.69 AU - 0.75 AU

Year: 414 Days

Day: 7.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,101,295 km

• M1: 115,490 km (0.098 R)
• M2: 408,402 km (0.086 R)
• M3: 1,027,737 km (0.069 R)
• M4: 1,966,464 km (0.104 R)
• M5: 2,736,743 km (0.098 R)
• M6: 3,440,003 km (0.114 R)
• M7: 4,001,743 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 11.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.73 AU - 0.95 AU

Year: 522 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,101,295 km

• M1: 147,504 km (0.07 R)
• M2: 541,395 km (0.065 R)
• M3: 976,126 km (0.089 R)
• M4: 1,366,876 km (0.069 R)
• M5: 2,134,014 km (0.075 R)
• M6: 2,573,831 km (0.115 R)
• M7: 3,062,268 km (0.109 R)
• M8: 3,719,302 km (0.113 R)
• M9: 4,139,672 km (0.052 R)
• M10: 4,591,907 km (0.096 R)
• M11: 5,229,044 km (0.101 R)
• M12: 5,795,272 km (0.099 R)
• M13: 6,863,999 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.3

Radius: 12.1

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.67 AU - 1.11 AU

Year: 569 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,101,295 km

• M1: 150,495 km (0.108 R)
• M2: 590,014 km (0.073 R)
• M3: 1,387,221 km (0.12 R)
• M4: 2,362,001 km (0.114 R)
• M5: 2,749,010 km (0.104 R)
• M6: 3,327,655 km (0.107 R)
• M7: 4,130,996 km (0.111 R)
• M8: 4,602,827 km (0.082 R)
• M9: 5,582,693 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 8.4

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.95 AU - 1.05 AU

Year: 678 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,101,295 km

• M1: 104,419 km (0.112 R)
• M2: 391,647 km (0.119 R)
• M3: 717,322 km (0.063 R)
• M4: 993,779 km (0.104 R)
• M5: 1,431,951 km (0.081 R)
• M6: 1,716,486 km (0.049 R)
• M7: 2,075,521 km (0.108 R)
• M8: 2,525,810 km (0.116 R)
• M9: 3,016,043 km (0.109 R)
• M10: 3,360,267 km (0.05 R)
• M11: 3,730,522 km (0.087 R)
• M12: 4,025,828 km (0.062 R)
• M13: 4,711,884 km (0.116 R)
• M14: 5,057,754 km (0.085 R)
• M15: 5,385,224 km (0.095 R)
• M16: 5,708,505 km (0.114 R)
• M17: 6,082,799 km (0.032 R)
• M18: 7,090,640 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.7

Radius: 6.2

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.34 AU - 6.38 AU

Year: 9621 Days

Day: 23.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,101,295 km

• M1: 79,287 km (0.072 R)
• M2: 327,470 km (0.087 R)
• M3: 590,612 km (0.054 R)
• M4: 892,501 km (0.062 R)
• M5: 1,091,167 km (0.068 R)
• M6: 1,358,648 km (0.102 R)
• M7: 1,746,555 km (0.09 R)
• M8: 3,265,123 km (0.062 R)
• M9: 3,878,923 km (0.08 R)
• M10: 4,213,274 km (0.107 R)
• M11: 4,506,636 km (0.048 R)
• M12: 5,961,774 km (0.029 R)
• M13: 6,219,232 km (0.107 R)
• M14: 6,677,899 km (0.106 R)
• M15: 8,507,631 km (0.113 R)
• M16: 8,976,770 km (0.108 R)
• M17: 10,435,050 km (0.098 R)
• M18: 12,337,636 km (0.071 R)
• M19: 13,061,091 km (0.12 R)
• M20: 13,495,972 km (0.04 R)
• M21: 14,526,103 km (0.048 R)
• M22: 17,778,510 km (0.085 R)
• M23: 20,224,884 km (0.059 R)
• M24: 20,639,420 km (0.047 R)
• M25: 24,629,195 km (0.047 R)
• M26: 32,033,841 km (0.105 R)
• M27: 35,512,889 km (0.05 R)
• M28: 36,849,097 km (0.108 R)
• M29: 37,095,634 km (0.039 R)
• M30: 43,897,999 km (0.087 R)
• M31: 47,155,044 km (0.056 R)
• M32: 47,883,735 km (0.068 R)
• M33: 48,177,396 km (0.074 R)
• M34: 48,768,158 km (0.098 R)
• M35: 50,266,231 km (0.104 R)
• M36: 51,026,637 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.9

Radius: 7.2

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.06 AU - 7.72 AU

Year: 10956 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,101,295 km

• M1: 89,609 km (0.097 R)
• M2: 377,286 km (0.074 R)
• M3: 689,945 km (0.106 R)
• M4: 1,050,027 km (0.081 R)
• M5: 1,895,106 km (0.069 R)
• M6: 2,410,919 km (0.112 R)
• M7: 3,200,198 km (0.074 R)
• M8: 3,771,362 km (0.115 R)
• M9: 4,095,242 km (0.039 R)
• M10: 4,466,992 km (0.051 R)
• M11: 5,512,233 km (0.114 R)
• M12: 6,634,815 km (0.104 R)
• M13: 7,730,320 km (0.064 R)
• M14: 8,570,312 km (0.11 R)
• M15: 8,941,764 km (0.1 R)
• M16: 9,716,681 km (0.1 R)
• M17: 10,800,667 km (0.107 R)
• M18: 11,622,857 km (0.073 R)
• M19: 12,193,722 km (0.045 R)
• M20: 14,275,078 km (0.095 R)
• M21: 14,665,378 km (0.073 R)
• M22: 16,369,298 km (0.09 R)
• M23: 16,941,211 km (0.071 R)
• M24: 18,353,116 km (0.092 R)
• M25: 19,205,524 km (0.112 R)
• M26: 20,083,963 km (0.074 R)
• M27: 23,235,541 km (0.066 R)
• M28: 25,637,634 km (0.106 R)
• M29: 28,200,545 km (0.082 R)
• M30: 29,126,107 km (0.104 R)
• M31: 33,258,000 km (0.1 R)
• M32: 34,059,396 km (0.073 R)
• M33: 40,034,335 km (0.067 R)
• M34: 40,550,896 km (0.1 R)
• M35: 42,127,060 km (0.078 R)
• M36: 43,065,188 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.1

Radius: 4.5

Gravity: 42.72 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.66 AU - 9.86 AU

Year: 20681 Days

Day: 20.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,101,295 km

• M1: 55,950 km (0.075 R)
• M2: 491,130 km (0.096 R)
• M3: 688,749 km (0.096 R)
• M4: 926,759 km (0.075 R)
• M5: 1,261,858 km (0.044 R)
• M6: 1,584,840 km (0.091 R)
• M7: 1,728,603 km (0.114 R)
• M8: 2,280,171 km (0.105 R)
• M9: 2,464,027 km (0.118 R)
• M10: 2,682,888 km (0.049 R)
• M11: 3,021,727 km (0.108 R)
• M12: 3,272,603 km (0.096 R)
• M13: 5,196,432 km (0.12 R)
• M14: 6,062,903 km (0.111 R)
• M15: 7,412,275 km (0.099 R)
• M16: 7,714,613 km (0.077 R)
• M17: 12,427,245 km (0.05 R)
• M18: 13,586,329 km (0.074 R)
• M19: 14,736,737 km (0.033 R)
• M20: 15,214,552 km (0.108 R)
• M21: 17,849,120 km (0.09 R)
• M22: 18,945,673 km (0.117 R)
• M23: 27,306,997 km (0.066 R)
• M24: 29,380,573 km (0.066 R)
• M25: 30,519,611 km (0.102 R)
• M26: 31,425,726 km (0.072 R)
• M27: 37,388,547 km (0.119 R)
• M28: 40,867,296 km (0.038 R)
• M29: 42,444,955 km (0.12 R)
• M30: 47,592,767 km (0.074 R)
• M31: 53,887,397 km (0.103 R)
• M32: 54,829,564 km (0.1 R)
• M33: 63,390,153 km (0.057 R)
• M34: 64,862,944 km (0.089 R)
• M35: 73,028,445 km (0.079 R)
• M36: 76,761,809 km (0.057 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: 297 - 19,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit