🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 10.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.48 AU - 0.56 AU

Year: 250 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,560,818 km

• M1: 132,544 km (0.087 R)
• M2: 496,815 km (0.116 R)
• M3: 909,256 km (0.03 R)
• M4: 1,274,424 km (0.071 R)
• M5: 1,683,574 km (0.082 R)
• M6: 2,480,034 km (0.099 R)
• M7: 3,136,319 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838

Radius: 12.2

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.03 AU - 2.77 AU

Year: 2479 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,560,818 km

• M1: 151,692 km (0.088 R)
• M2: 606,919 km (0.096 R)
• M3: 990,787 km (0.072 R)
• M4: 1,545,795 km (0.068 R)
• M5: 2,093,622 km (0.114 R)
• M6: 2,587,295 km (0.117 R)
• M7: 3,124,352 km (0.079 R)
• M8: 3,949,384 km (0.047 R)
• M9: 4,868,364 km (0.119 R)
• M10: 6,003,961 km (0.086 R)
• M11: 7,553,496 km (0.091 R)
• M12: 11,884,504 km (0.073 R)
• M13: 12,310,558 km (0.113 R)
• M14: 14,307,989 km (0.048 R)
• M15: 15,234,150 km (0.093 R)
• M16: 15,993,209 km (0.103 R)
• M17: 20,112,237 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 14.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.64 AU - 3.66 AU

Year: 3728 Days

Day: 12 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,560,818 km

• M1: 179,817 km (0.105 R)
• M2: 879,336 km (0.05 R)
• M3: 1,354,010 km (0.1 R)
• M4: 2,170,067 km (0.108 R)
• M5: 3,175,364 km (0.106 R)
• M6: 3,756,103 km (0.041 R)
• M7: 4,603,874 km (0.094 R)
• M8: 5,062,093 km (0.11 R)
• M9: 6,398,899 km (0.119 R)
• M10: 6,854,574 km (0.084 R)
• M11: 7,423,944 km (0.111 R)
• M12: 8,454,374 km (0.12 R)
• M13: 9,505,150 km (0.051 R)
• M14: 11,781,730 km (0.111 R)
• M15: 13,365,822 km (0.062 R)
• M16: 13,830,024 km (0.113 R)
• M17: 14,988,510 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.6

Radius: 9.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.06 AU - 3.74 AU

Year: 4181 Days

Day: 5 Hours

Environment

Temp: -209 °C

Axial Tilt: 150.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,560,818 km

• M1: 122,221 km (0.111 R)
• M2: 522,246 km (0.109 R)
• M3: 1,016,817 km (0.082 R)
• M4: 2,173,059 km (0.092 R)
• M5: 2,718,193 km (0.097 R)
• M6: 3,555,343 km (0.114 R)
• M7: 4,473,724 km (0.102 R)
• M8: 6,301,661 km (0.101 R)
• M9: 8,086,064 km (0.062 R)
• M10: 10,945,627 km (0.098 R)
• M11: 11,283,270 km (0.114 R)
• M12: 12,338,084 km (0.052 R)
• M13: 14,961,433 km (0.083 R)
• M14: 15,754,002 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.4

Radius: 11.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.73 AU - 4.87 AU

Year: 5946 Days

Day: 8.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,560,818 km

• M1: 152,291 km (0.095 R)
• M2: 711,936 km (0.09 R)
• M3: 1,179,729 km (0.118 R)
• M4: 2,787,906 km (0.11 R)
• M5: 4,134,436 km (0.068 R)
• M6: 4,829,019 km (0.096 R)
• M7: 5,219,021 km (0.052 R)
• M8: 5,905,825 km (0.081 R)
• M9: 7,136,118 km (0.097 R)
• M10: 9,313,066 km (0.067 R)
• M11: 11,309,898 km (0.077 R)
• M12: 11,950,925 km (0.102 R)
• M13: 13,577,652 km (0.114 R)
• M14: 14,076,412 km (0.099 R)
• M15: 16,133,233 km (0.099 R)
• M16: 16,882,569 km (0.097 R)
• M17: 21,648,906 km (0.093 R)
• M18: 22,177,585 km (0.076 R)
• M19: 23,576,774 km (0.117 R)
• M20: 25,700,615 km (0.109 R)
• M21: 28,037,932 km (0.118 R)
• M22: 31,466,715 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.1

Radius: 13.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.04 AU - 5.46 AU

Year: 8022 Days

Day: 5.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,560,818 km

• M1: 168,298 km (0.077 R)
• M2: 684,111 km (0.119 R)
• M3: 1,181,374 km (0.112 R)
• M4: 1,703,022 km (0.072 R)
• M5: 2,342,403 km (0.095 R)
• M6: 3,160,554 km (0.097 R)
• M7: 3,723,192 km (0.089 R)
• M8: 4,161,813 km (0.092 R)
• M9: 5,396,743 km (0.055 R)
• M10: 5,824,892 km (0.1 R)
• M11: 6,383,192 km (0.093 R)
• M12: 7,406,591 km (0.11 R)
• M13: 9,258,762 km (0.115 R)
• M14: 10,468,410 km (0.068 R)
• M15: 11,137,711 km (0.098 R)
• M16: 13,141,126 km (0.06 R)
• M17: 17,923,620 km (0.036 R)
• M18: 18,583,795 km (0.103 R)
• M19: 22,131,659 km (0.111 R)
• M20: 23,063,055 km (0.077 R)
• M21: 23,844,554 km (0.118 R)
• M22: 25,277,403 km (0.118 R)
• M23: 29,210,031 km (0.098 R)
• M24: 30,954,193 km (0.069 R)
• M25: 35,904,985 km (0.06 R)
• M26: 36,954,863 km (0.099 R)
• M27: 38,386,365 km (0.064 R)
• M28: 44,350,682 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.7

Radius: 3.9

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.82 AU - 7.04 AU

Year: 9630 Days

Day: 20.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,560,818 km

• M1: 48,769 km (0.066 R)
• M2: 190,438 km (0.101 R)
• M3: 329,863 km (0.117 R)
• M4: 499,058 km (0.065 R)
• M5: 1,054,515 km (0.1 R)
• M6: 2,365,741 km (0.11 R)
• M7: 2,981,635 km (0.038 R)
• M8: 3,454,813 km (0.098 R)
• M9: 3,928,889 km (0.104 R)
• M10: 4,786,533 km (0.043 R)
• M11: 5,432,946 km (0.093 R)
• M12: 5,792,579 km (0.054 R)
• M13: 6,459,636 km (0.11 R)
• M14: 8,329,161 km (0.114 R)
• M15: 8,847,368 km (0.1 R)
• M16: 9,772,780 km (0.064 R)
• M17: 9,947,810 km (0.102 R)
• M18: 10,169,364 km (0.12 R)
• M19: 11,327,252 km (0.082 R)
• M20: 13,038,950 km (0.116 R)
• M21: 13,465,454 km (0.101 R)
• M22: 14,290,037 km (0.072 R)
• M23: 16,405,351 km (0.103 R)
• M24: 16,902,315 km (0.108 R)
• M25: 17,860,789 km (0.043 R)
• M26: 18,519,618 km (0.066 R)
• M27: 20,379,269 km (0.069 R)
• M28: 20,808,765 km (0.039 R)
• M29: 21,537,905 km (0.119 R)
• M30: 25,689,246 km (0.064 R)
• M31: 26,274,472 km (0.118 R)
• M32: 26,528,041 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.8

Radius: 4.9

Gravity: 24.4 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.92 AU - 7.24 AU

Year: 9997 Days

Day: 22.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,560,818 km

• M1: 61,186 km (0.058 R)
• M2: 214,224 km (0.098 R)
• M3: 377,435 km (0.094 R)
• M4: 628,161 km (0.116 R)
• M5: 796,609 km (0.1 R)
• M6: 1,101,489 km (0.111 R)
• M7: 1,440,627 km (0.119 R)
• M8: 1,620,444 km (0.115 R)
• M9: 1,830,779 km (0.092 R)
• M10: 2,180,389 km (0.117 R)
• M11: 2,362,001 km (0.063 R)
• M12: 2,534,038 km (0.076 R)
• M13: 3,826,115 km (0.046 R)
• M14: 4,256,059 km (0.11 R)
• M15: 4,658,029 km (0.096 R)
• M16: 5,807,838 km (0.11 R)
• M17: 7,536,890 km (0.081 R)
• M18: 9,016,563 km (0.116 R)
• M19: 9,202,513 km (0.067 R)
• M20: 11,474,306 km (0.102 R)
• M21: 11,637,966 km (0.085 R)
• M22: 12,081,674 km (0.1 R)
• M23: 17,229,785 km (0.113 R)
• M24: 17,660,777 km (0.049 R)
• M25: 20,160,707 km (0.034 R)
• M26: 20,881,469 km (0.037 R)
• M27: 24,203,440 km (0.101 R)
• M28: 24,382,807 km (0.057 R)
• M29: 27,179,390 km (0.1 R)
• M30: 28,654,575 km (0.083 R)
• M31: 30,703,617 km (0.102 R)
• M32: 34,747,845 km (0.112 R)
• M33: 41,011,359 km (0.115 R)
• M34: 43,343,440 km (0.091 R)
• M35: 44,811,294 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.1

Radius: 4.4

Gravity: 27.59 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.34 AU - 11.5 AU

Year: 19280 Days

Day: 16.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,560,818 km

• M1: 55,950 km (0.061 R)
• M2: 204,799 km (0.05 R)
• M3: 372,798 km (0.108 R)
• M4: 1,071,270 km (0.102 R)
• M5: 1,537,717 km (0.093 R)
• M6: 3,570,004 km (0.061 R)
• M7: 4,490,928 km (0.116 R)
• M8: 4,658,478 km (0.074 R)
• M9: 7,512,655 km (0.101 R)
• M10: 7,845,062 km (0.07 R)
• M11: 8,237,008 km (0.095 R)
• M12: 9,601,042 km (0.05 R)
• M13: 9,879,593 km (0.05 R)
• M14: 10,394,658 km (0.077 R)
• M15: 10,629,078 km (0.078 R)
• M16: 15,402,447 km (0.087 R)
• M17: 15,861,264 km (0.045 R)
• M18: 16,408,194 km (0.098 R)
• M19: 16,967,390 km (0.049 R)
• M20: 19,776,091 km (0.089 R)
• M21: 20,409,338 km (0.1 R)
• M22: 21,907,262 km (0.064 R)
• M23: 22,099,495 km (0.107 R)
• M24: 29,326,419 km (0.077 R)
• M25: 30,267,988 km (0.113 R)
• M26: 30,626,274 km (0.046 R)
• M27: 33,594,895 km (0.065 R)
• M28: 37,293,852 km (0.111 R)
• M29: 40,963,487 km (0.115 R)
• M30: 41,843,272 km (0.115 R)
• M31: 43,186,362 km (0.072 R)
• M32: 43,944,823 km (0.106 R)
• M33: 47,548,337 km (0.106 R)
• M34: 51,683,072 km (0.104 R)
• M35: 55,514,573 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.6

Radius: 8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.1 AU - 10.34 AU

Year: 20208 Days

Day: 19.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,560,818 km

• M1: 99,483 km (0.049 R)
• M2: 564,882 km (0.104 R)
• M3: 1,080,396 km (0.084 R)
• M4: 1,701,377 km (0.049 R)
• M5: 2,037,673 km (0.116 R)
• M6: 2,604,200 km (0.069 R)
• M7: 3,076,929 km (0.108 R)
• M8: 3,526,620 km (0.106 R)
• M9: 5,142,277 km (0.067 R)
• M10: 9,340,293 km (0.11 R)
• M11: 10,391,517 km (0.116 R)
• M12: 11,813,744 km (0.09 R)
• M13: 16,703,649 km (0.099 R)
• M14: 19,883,651 km (0.034 R)
• M15: 23,258,430 km (0.088 R)
• M16: 26,077,302 km (0.111 R)
• M17: 27,726,170 km (0.095 R)
• M18: 29,663,014 km (0.105 R)
• M19: 32,500,137 km (0.082 R)
• M20: 37,924,107 km (0.103 R)
• M21: 39,501,767 km (0.118 R)
• M22: 42,928,306 km (0.118 R)
• M23: 44,352,627 km (0.081 R)
• M24: 46,251,024 km (0.106 R)
• M25: 52,270,394 km (0.106 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 15,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit