🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.7

Radius: 9.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.13 AU - 8.87 AU

Year: 8876 Days

Day: 11.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 116,065,880 km

• M1: 123,119 km (0.057 R)
• M2: 704,008 km (0.105 R)
• M3: 1,012,628 km (0.103 R)
• M4: 2,531,196 km (0.099 R)
• M5: 4,336,393 km (0.067 R)
• M6: 6,555,379 km (0.119 R)
• M7: 6,945,380 km (0.1 R)
• M8: 7,929,435 km (0.111 R)
• M9: 8,250,173 km (0.119 R)
• M10: 12,376,232 km (0.046 R)
• M11: 16,187,537 km (0.113 R)
• M12: 16,836,044 km (0.106 R)
• M13: 17,501,904 km (0.069 R)
• M14: 25,242,846 km (0.107 R)
• M15: 28,011,603 km (0.078 R)
• M16: 29,230,826 km (0.109 R)
• M17: 34,356,647 km (0.113 R)
• M18: 35,535,777 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 9.9

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.41 AU - 10.45 AU

Year: 10371 Days

Day: 5.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 116,065,880 km

• M1: 123,119 km (0.093 R)
• M2: 439,219 km (0.09 R)
• M3: 1,015,620 km (0.089 R)
• M4: 1,425,967 km (0.078 R)
• M5: 1,764,956 km (0.089 R)
• M6: 2,139,998 km (0.074 R)
• M7: 2,506,363 km (0.052 R)
• M8: 2,847,446 km (0.116 R)
• M9: 3,317,482 km (0.061 R)
• M10: 4,659,674 km (0.082 R)
• M11: 6,180,187 km (0.095 R)
• M12: 6,970,962 km (0.108 R)
• M13: 10,063,449 km (0.117 R)
• M14: 14,843,250 km (0.12 R)
• M15: 16,184,994 km (0.064 R)
• M16: 16,624,961 km (0.101 R)
• M17: 20,779,892 km (0.083 R)
• M18: 21,917,434 km (0.062 R)
• M19: 23,188,418 km (0.11 R)
• M20: 23,748,064 km (0.076 R)
• M21: 26,076,554 km (0.074 R)
• M22: 28,873,436 km (0.087 R)
• M23: 29,412,587 km (0.102 R)
• M24: 29,958,320 km (0.115 R)
• M25: 31,069,982 km (0.094 R)
• M26: 32,440,149 km (0.111 R)
• M27: 32,788,861 km (0.074 R)
• M28: 36,540,626 km (0.092 R)
• M29: 38,845,331 km (0.104 R)
• M30: 41,791,960 km (0.097 R)
• M31: 42,620,583 km (0.114 R)
• M32: 52,313,478 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 12.7

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.79 AU - 14.75 AU

Year: 15394 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 116,065,880 km

• M1: 158,574 km (0.087 R)
• M2: 785,688 km (0.118 R)
• M3: 1,214,884 km (0.082 R)
• M4: 1,744,162 km (0.112 R)
• M5: 3,232,511 km (0.052 R)
• M6: 4,587,718 km (0.059 R)
• M7: 5,822,200 km (0.04 R)
• M8: 6,292,086 km (0.095 R)
• M9: 8,521,544 km (0.103 R)
• M10: 8,938,922 km (0.034 R)
• M11: 9,915,496 km (0.114 R)
• M12: 10,482,323 km (0.11 R)
• M13: 12,549,017 km (0.104 R)
• M14: 13,647,066 km (0.089 R)
• M15: 16,528,770 km (0.075 R)
• M16: 21,365,418 km (0.03 R)
• M17: 23,377,061 km (0.086 R)
• M18: 24,382,359 km (0.113 R)
• M19: 25,992,630 km (0.098 R)
• M20: 28,694,218 km (0.076 R)
• M21: 34,066,128 km (0.104 R)
• M22: 35,835,871 km (0.118 R)
• M23: 37,172,229 km (0.106 R)
• M24: 41,248,322 km (0.074 R)
• M25: 41,911,040 km (0.076 R)
• M26: 45,331,895 km (0.076 R)
• M27: 46,750,831 km (0.106 R)
• M28: 47,471,294 km (0.081 R)
• M29: 49,976,460 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963

Radius: 4.4

Gravity: 49.74 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.91 AU - 16.53 AU

Year: 20227 Days

Day: 19.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 116,065,880 km

• M1: 57,296 km (0.108 R)
• M2: 931,696 km (0.105 R)
• M3: 1,563,148 km (0.109 R)
• M4: 1,706,762 km (0.119 R)
• M5: 1,859,202 km (0.118 R)
• M6: 2,489,907 km (0.119 R)
• M7: 2,946,928 km (0.089 R)
• M8: 4,228,234 km (0.103 R)
• M9: 4,402,067 km (0.095 R)
• M10: 4,617,039 km (0.118 R)
• M11: 5,547,687 km (0.053 R)
• M12: 6,189,014 km (0.112 R)
• M13: 6,643,342 km (0.097 R)
• M14: 7,266,567 km (0.068 R)
• M15: 7,516,395 km (0.049 R)
• M16: 8,086,214 km (0.089 R)
• M17: 9,079,843 km (0.074 R)
• M18: 9,546,588 km (0.112 R)
• M19: 11,240,036 km (0.109 R)
• M20: 12,262,537 km (0.081 R)
• M21: 13,644,672 km (0.077 R)
• M22: 14,101,843 km (0.05 R)
• M23: 15,370,882 km (0.09 R)
• M24: 16,974,422 km (0.057 R)
• M25: 18,593,370 km (0.108 R)
• M26: 22,343,489 km (0.057 R)
• M27: 23,625,094 km (0.075 R)
• M28: 24,954,720 km (0.089 R)
• M29: 25,408,750 km (0.066 R)
• M30: 25,984,103 km (0.029 R)
• M31: 26,333,564 km (0.072 R)
• M32: 27,160,840 km (0.101 R)
• M33: 32,357,271 km (0.049 R)
• M34: 41,414,076 km (0.057 R)
• M35: 43,998,230 km (0.052 R)
• M36: 47,204,262 km (0.115 R)
• M37: 51,655,098 km (0.119 R)
• M38: 59,143,817 km (0.085 R)
• M39: 65,803,615 km (0.103 R)
• M40: 76,226,697 km (0.049 R)
• M41: 80,095,149 km (0.1 R)
• M42: 80,341,088 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.7

Radius: 6

Gravity: 27.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 17.07 AU - 22.53 AU

Year: 31555 Days

Day: 21.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 107.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 116,065,880 km

• M1: 74,949 km (0.09 R)
• M2: 323,580 km (0.077 R)
• M3: 532,120 km (0.089 R)
• M4: 1,088,624 km (0.07 R)
• M5: 1,658,143 km (0.087 R)
• M6: 2,703,533 km (0.06 R)
• M7: 3,398,116 km (0.1 R)
• M8: 4,962,909 km (0.119 R)
• M9: 5,220,218 km (0.104 R)
• M10: 7,008,211 km (0.098 R)
• M11: 7,952,473 km (0.118 R)
• M12: 8,364,915 km (0.077 R)
• M13: 9,955,290 km (0.07 R)
• M14: 14,314,123 km (0.099 R)
• M15: 14,748,256 km (0.093 R)
• M16: 16,383,959 km (0.095 R)
• M17: 16,667,896 km (0.118 R)
• M18: 19,058,619 km (0.063 R)
• M19: 20,663,505 km (0.088 R)
• M20: 27,055,224 km (0.095 R)
• M21: 30,196,929 km (0.107 R)
• M22: 30,623,731 km (0.105 R)
• M23: 31,054,723 km (0.097 R)
• M24: 31,928,674 km (0.082 R)
• M25: 32,371,782 km (0.042 R)
• M26: 34,031,571 km (0.086 R)
• M27: 37,356,383 km (0.063 R)
• M28: 37,684,003 km (0.049 R)
• M29: 40,201,585 km (0.114 R)
• M30: 43,729,851 km (0.119 R)
• M31: 46,130,747 km (0.081 R)
• M32: 46,318,942 km (0.05 R)
• M33: 59,017,856 km (0.059 R)
• M34: 62,634,833 km (0.114 R)
• M35: 66,396,921 km (0.063 R)
• M36: 67,602,679 km (0.113 R)
• M37: 82,120,854 km (0.108 R)
• M38: 90,395,561 km (0.093 R)
• M39: 92,174,279 km (0.116 R)
• M40: 99,522,676 km (0.09 R)
• M41: 111,262,070 km (0.116 R)
• M42: 112,962,250 km (0.069 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 12,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit