🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.7

Radius: 8

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.99 AU - 2.23 AU

Year: 1979 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,959,915 km

• M1: 99,483 km (0.077 R)
• M2: 368,310 km (0.057 R)
• M3: 693,685 km (0.046 R)
• M4: 948,899 km (0.077 R)
• M5: 1,781,860 km (0.115 R)
• M6: 2,466,869 km (0.111 R)
• M7: 2,973,557 km (0.109 R)
• M8: 5,262,853 km (0.055 R)
• M9: 5,860,646 km (0.075 R)
• M10: 6,200,981 km (0.067 R)
• M11: 7,384,749 km (0.099 R)
• M12: 8,074,545 km (0.09 R)
• M13: 8,837,943 km (0.093 R)
• M14: 9,449,649 km (0.085 R)
• M15: 9,715,484 km (0.116 R)
• M16: 10,297,121 km (0.102 R)
• M17: 10,757,284 km (0.054 R)
• M18: 11,643,053 km (0.109 R)
• M19: 11,948,831 km (0.109 R)
• M20: 12,696,521 km (0.082 R)
• M21: 13,685,213 km (0.045 R)
• M22: 14,679,889 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.4

Radius: 14.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.47 AU - 2.49 AU

Year: 2522 Days

Day: 13.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 127.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,959,915 km

• M1: 185,501 km (0.106 R)
• M2: 657,483 km (0.062 R)
• M3: 1,176,886 km (0.083 R)
• M4: 1,848,431 km (0.12 R)
• M5: 2,410,770 km (0.106 R)
• M6: 3,040,726 km (0.117 R)
• M7: 3,689,682 km (0.04 R)
• M8: 5,021,701 km (0.102 R)
• M9: 5,523,153 km (0.108 R)
• M10: 6,210,107 km (0.113 R)
• M11: 6,981,134 km (0.113 R)
• M12: 9,207,151 km (0.078 R)
• M13: 10,175,498 km (0.102 R)
• M14: 11,793,698 km (0.027 R)
• M15: 12,315,196 km (0.059 R)
• M16: 13,020,400 km (0.072 R)
• M17: 16,016,995 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.6

Radius: 14.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.09 AU - 3.15 AU

Year: 2738 Days

Day: 7.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,959,915 km

• M1: 177,124 km (0.066 R)
• M2: 782,397 km (0.073 R)
• M3: 1,342,042 km (0.057 R)
• M4: 1,993,541 km (0.097 R)
• M5: 2,749,908 km (0.106 R)
• M6: 3,708,830 km (0.082 R)
• M7: 4,208,637 km (0.076 R)
• M8: 5,076,005 km (0.08 R)
• M9: 5,623,534 km (0.064 R)
• M10: 6,286,402 km (0.047 R)
• M11: 7,478,398 km (0.104 R)
• M12: 8,067,813 km (0.065 R)
• M13: 10,779,424 km (0.1 R)
• M14: 11,532,949 km (0.089 R)
• M15: 15,087,992 km (0.112 R)
• M16: 15,792,150 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 12.1

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.48 AU - 3.53 AU

Year: 3355 Days

Day: 6.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,959,915 km

• M1: 156,479 km (0.118 R)
• M2: 673,789 km (0.036 R)
• M3: 1,168,359 km (0.05 R)
• M4: 2,851,335 km (0.108 R)
• M5: 3,622,961 km (0.104 R)
• M6: 4,252,918 km (0.116 R)
• M7: 4,660,722 km (0.106 R)
• M8: 7,049,500 km (0.08 R)
• M9: 8,559,093 km (0.119 R)
• M10: 9,177,381 km (0.088 R)
• M11: 10,426,822 km (0.107 R)
• M12: 11,132,625 km (0.115 R)
• M13: 12,552,458 km (0.038 R)
• M14: 14,325,941 km (0.057 R)
• M15: 18,029,685 km (0.097 R)
• M16: 18,646,776 km (0.069 R)
• M17: 19,162,141 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.3

Radius: 14.2

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.89 AU - 5.79 AU

Year: 6875 Days

Day: 6.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,959,915 km

• M1: 176,675 km (0.066 R)
• M2: 680,222 km (0.108 R)
• M3: 1,153,250 km (0.102 R)
• M4: 1,712,746 km (0.09 R)
• M5: 2,519,527 km (0.046 R)
• M6: 2,983,281 km (0.053 R)
• M7: 3,878,175 km (0.085 R)
• M8: 4,918,479 km (0.089 R)
• M9: 6,013,236 km (0.068 R)
• M10: 6,618,808 km (0.107 R)
• M11: 7,915,373 km (0.097 R)
• M12: 9,627,969 km (0.099 R)
• M13: 10,103,391 km (0.063 R)
• M14: 11,242,430 km (0.111 R)
• M15: 11,818,830 km (0.064 R)
• M16: 12,414,978 km (0.094 R)
• M17: 13,560,000 km (0.109 R)
• M18: 16,180,356 km (0.076 R)
• M19: 16,915,929 km (0.112 R)
• M20: 17,418,727 km (0.073 R)
• M21: 19,257,584 km (0.068 R)
• M22: 21,440,965 km (0.093 R)
• M23: 24,020,481 km (0.054 R)
• M24: 25,303,283 km (0.064 R)
• M25: 28,621,065 km (0.104 R)
• M26: 29,971,036 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.1

Radius: 4

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.25 AU - 8.93 AU

Year: 16256 Days

Day: 16.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,959,915 km

• M1: 50,564 km (0.088 R)
• M2: 175,777 km (0.116 R)
• M3: 533,466 km (0.115 R)
• M4: 688,150 km (0.112 R)
• M5: 837,000 km (0.093 R)
• M6: 1,549,535 km (0.089 R)
• M7: 1,979,329 km (0.119 R)
• M8: 5,503,556 km (0.099 R)
• M9: 6,489,855 km (0.105 R)
• M10: 7,196,555 km (0.087 R)
• M11: 10,489,653 km (0.116 R)
• M12: 16,605,364 km (0.063 R)
• M13: 31,835,324 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.8

Radius: 4.2

Gravity: 46.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.02 AU - 12.18 AU

Year: 20725 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,959,915 km

• M1: 52,958 km (0.071 R)
• M2: 391,797 km (0.104 R)
• M3: 535,710 km (0.115 R)
• M4: 695,780 km (0.053 R)
• M5: 1,114,504 km (0.066 R)
• M6: 1,316,760 km (0.091 R)
• M7: 1,492,688 km (0.114 R)
• M8: 4,150,443 km (0.073 R)
• M9: 4,601,481 km (0.087 R)
• M10: 5,123,129 km (0.106 R)
• M11: 5,600,645 km (0.11 R)
• M12: 5,977,931 km (0.09 R)
• M13: 6,690,017 km (0.046 R)
• M14: 7,810,505 km (0.064 R)
• M15: 8,017,399 km (0.118 R)
• M16: 11,980,845 km (0.077 R)
• M17: 15,649,882 km (0.096 R)
• M18: 16,480,898 km (0.064 R)
• M19: 19,525,963 km (0.118 R)
• M20: 22,403,029 km (0.1 R)
• M21: 26,351,815 km (0.06 R)
• M22: 28,125,447 km (0.11 R)
• M23: 29,475,717 km (0.11 R)
• M24: 29,977,319 km (0.109 R)
• M25: 33,512,466 km (0.097 R)
• M26: 37,315,543 km (0.071 R)
• M27: 38,644,421 km (0.12 R)
• M28: 41,396,424 km (0.104 R)
• M29: 45,431,228 km (0.077 R)
• M30: 46,606,169 km (0.093 R)
• M31: 47,457,830 km (0.111 R)
• M32: 48,319,663 km (0.1 R)
• M33: 49,543,823 km (0.077 R)
• M34: 55,024,640 km (0.106 R)
• M35: 56,937,548 km (0.064 R)
• M36: 60,491,993 km (0.105 R)
• M37: 64,611,470 km (0.046 R)
• M38: 67,603,727 km (0.117 R)
• M39: 69,575,426 km (0.05 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: 478 - 12,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit