🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.7

Radius: 10.9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.07 AU - 1.25 AU

Year: 878 Days

Day: 12.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,109,959 km

• M1: 135,685 km (0.096 R)
• M2: 505,940 km (0.06 R)
• M3: 976,126 km (0.06 R)
• M4: 1,410,110 km (0.089 R)
• M5: 1,867,729 km (0.086 R)
• M6: 2,423,486 km (0.059 R)
• M7: 2,860,910 km (0.055 R)
• M8: 4,644,565 km (0.098 R)
• M9: 5,395,546 km (0.062 R)
• M10: 6,775,886 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.7

Radius: 13.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.35 AU - 1.83 AU

Year: 1409 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,109,959 km

• M1: 173,982 km (0.111 R)
• M2: 715,227 km (0.115 R)
• M3: 1,604,288 km (0.114 R)
• M4: 2,381,149 km (0.055 R)
• M5: 3,122,706 km (0.083 R)
• M6: 4,046,174 km (0.112 R)
• M7: 4,775,912 km (0.115 R)
• M8: 5,492,635 km (0.065 R)
• M9: 6,108,231 km (0.088 R)
• M10: 7,212,712 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 13.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.37 AU - 3.37 AU

Year: 4349 Days

Day: 14.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,109,959 km

• M1: 165,455 km (0.1 R)
• M2: 627,413 km (0.042 R)
• M3: 1,062,444 km (0.094 R)
• M4: 1,740,571 km (0.093 R)
• M5: 2,161,839 km (0.083 R)
• M6: 3,184,789 km (0.11 R)
• M7: 4,426,152 km (0.113 R)
• M8: 8,949,393 km (0.085 R)
• M9: 9,557,359 km (0.099 R)
• M10: 10,931,416 km (0.039 R)
• M11: 11,985,183 km (0.118 R)
• M12: 12,808,570 km (0.051 R)
• M13: 13,713,487 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 12.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.33 AU - 4.43 AU

Year: 5372 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,109,959 km

• M1: 154,385 km (0.108 R)
• M2: 591,660 km (0.117 R)
• M3: 1,153,998 km (0.092 R)
• M4: 1,589,328 km (0.11 R)
• M5: 2,718,792 km (0.09 R)
• M6: 3,934,723 km (0.069 R)
• M7: 4,665,359 km (0.083 R)
• M8: 5,156,489 km (0.102 R)
• M9: 5,826,388 km (0.109 R)
• M10: 6,397,254 km (0.065 R)
• M11: 7,792,254 km (0.055 R)
• M12: 12,591,503 km (0.107 R)
• M13: 15,323,011 km (0.035 R)
• M14: 15,718,697 km (0.11 R)
• M15: 18,875,661 km (0.029 R)
• M16: 20,946,544 km (0.108 R)
• M17: 26,172,746 km (0.114 R)
• M18: 28,232,409 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.9

Radius: 11.6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.82 AU - 4.52 AU

Year: 5986 Days

Day: 13.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,109,959 km

• M1: 170,093 km (0.115 R)
• M2: 713,582 km (0.108 R)
• M3: 1,298,061 km (0.099 R)
• M4: 1,670,410 km (0.118 R)
• M5: 2,914,765 km (0.1 R)
• M6: 4,060,685 km (0.086 R)
• M7: 5,403,475 km (0.041 R)
• M8: 6,543,560 km (0.119 R)
• M9: 7,697,558 km (0.087 R)
• M10: 8,304,776 km (0.097 R)
• M11: 11,973,514 km (0.064 R)
• M12: 15,741,735 km (0.101 R)
• M13: 19,705,929 km (0.103 R)
• M14: 24,366,052 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 11.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.49 AU - 5.37 AU

Year: 7694 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,109,959 km

• M1: 138,079 km (0.096 R)
• M2: 490,681 km (0.104 R)
• M3: 1,652,907 km (0.088 R)
• M4: 2,396,707 km (0.106 R)
• M5: 2,795,685 km (0.08 R)
• M6: 3,560,130 km (0.055 R)
• M7: 5,036,960 km (0.106 R)
• M8: 5,729,748 km (0.115 R)
• M9: 6,099,404 km (0.078 R)
• M10: 6,485,068 km (0.086 R)
• M11: 7,113,229 km (0.119 R)
• M12: 7,944,694 km (0.077 R)
• M13: 8,664,110 km (0.115 R)
• M14: 10,331,079 km (0.114 R)
• M15: 12,534,656 km (0.057 R)
• M16: 14,106,780 km (0.087 R)
• M17: 15,481,734 km (0.056 R)
• M18: 16,402,210 km (0.116 R)
• M19: 17,012,868 km (0.094 R)
• M20: 17,850,616 km (0.081 R)
• M21: 21,720,863 km (0.06 R)
• M22: 23,550,744 km (0.113 R)
• M23: 25,752,675 km (0.08 R)
• M24: 26,950,206 km (0.105 R)
• M25: 28,088,347 km (0.104 R)
• M26: 28,669,235 km (0.082 R)
• M27: 32,008,708 km (0.086 R)
• M28: 34,264,046 km (0.105 R)
• M29: 36,165,734 km (0.036 R)
• M30: 38,968,749 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.5

Radius: 10.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.54 AU - 5.5 AU

Year: 7906 Days

Day: 5.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,109,959 km

• M1: 211,531 km (0.089 R)
• M2: 851,062 km (0.043 R)
• M3: 1,235,529 km (0.094 R)
• M4: 2,014,635 km (0.086 R)
• M5: 2,794,039 km (0.117 R)
• M6: 3,200,347 km (0.119 R)
• M7: 5,480,668 km (0.093 R)
• M8: 6,529,349 km (0.104 R)
• M9: 7,591,045 km (0.054 R)
• M10: 9,195,332 km (0.109 R)
• M11: 11,878,669 km (0.078 R)
• M12: 14,502,317 km (0.105 R)
• M13: 16,044,820 km (0.11 R)
• M14: 19,236,042 km (0.099 R)
• M15: 20,337,831 km (0.115 R)
• M16: 21,326,224 km (0.12 R)
• M17: 29,352,149 km (0.081 R)
• M18: 30,515,572 km (0.077 R)
• M19: 33,349,255 km (0.055 R)
• M20: 37,020,536 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.8

Radius: 6.9

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.31 AU - 7.97 AU

Year: 12027 Days

Day: 21.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,109,959 km

• M1: 85,869 km (0.12 R)
• M2: 311,014 km (0.08 R)
• M3: 789,578 km (0.101 R)
• M4: 1,032,525 km (0.064 R)
• M5: 1,325,736 km (0.118 R)
• M6: 1,611,917 km (0.108 R)
• M7: 3,120,612 km (0.066 R)
• M8: 4,376,336 km (0.054 R)
• M9: 7,094,529 km (0.108 R)
• M10: 7,351,539 km (0.091 R)
• M11: 7,659,112 km (0.049 R)
• M12: 8,299,989 km (0.04 R)
• M13: 9,845,933 km (0.108 R)
• M14: 10,939,494 km (0.091 R)
• M15: 12,417,670 km (0.032 R)
• M16: 14,773,239 km (0.076 R)
• M17: 15,548,604 km (0.104 R)
• M18: 16,724,294 km (0.098 R)
• M19: 18,436,142 km (0.074 R)
• M20: 18,922,635 km (0.116 R)
• M21: 25,048,967 km (0.106 R)
• M22: 29,426,649 km (0.078 R)
• M23: 35,519,920 km (0.077 R)
• M24: 36,780,731 km (0.102 R)
• M25: 39,258,221 km (0.084 R)
• M26: 40,878,965 km (0.098 R)
• M27: 43,250,540 km (0.103 R)
• M28: 52,192,004 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.2

Radius: 3.3

Gravity: 49.7 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.69 AU - 8.11 AU

Year: 12740 Days

Day: 15.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,109,959 km

• M1: 41,139 km (0.061 R)
• M2: 231,129 km (0.081 R)
• M3: 409,300 km (0.119 R)
• M4: 914,043 km (0.086 R)
• M5: 1,208,003 km (0.097 R)
• M6: 1,336,507 km (0.096 R)
• M7: 1,843,794 km (0.058 R)
• M8: 2,468,814 km (0.091 R)
• M9: 2,592,232 km (0.062 R)
• M10: 3,247,919 km (0.114 R)
• M11: 3,523,479 km (0.119 R)
• M12: 4,120,823 km (0.089 R)
• M13: 4,265,484 km (0.095 R)
• M14: 5,040,251 km (0.025 R)
• M15: 8,372,095 km (0.027 R)
• M16: 9,830,674 km (0.103 R)
• M17: 11,224,627 km (0.106 R)
• M18: 13,176,730 km (0.087 R)
• M19: 16,766,331 km (0.028 R)
• M20: 18,586,638 km (0.056 R)
• M21: 20,534,402 km (0.055 R)
• M22: 22,524,652 km (0.112 R)
• M23: 23,064,252 km (0.092 R)
• M24: 24,639,816 km (0.071 R)
• M25: 25,116,585 km (0.111 R)
• M26: 25,990,087 km (0.101 R)
• M27: 26,583,542 km (0.065 R)
• M28: 33,370,049 km (0.102 R)
• M29: 33,486,287 km (0.071 R)
• M30: 34,188,649 km (0.079 R)
• M31: 35,381,093 km (0.066 R)
• M32: 35,622,993 km (0.042 R)
• M33: 38,738,817 km (0.087 R)
• M34: 40,034,335 km (0.105 R)
• M35: 41,224,835 km (0.069 R)
• M36: 41,896,380 km (0.116 R)
• M37: 43,399,090 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690

Radius: 5.6

Gravity: 22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.66 AU - 10.94 AU

Year: 19936 Days

Day: 16.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,109,959 km

• M1: 69,713 km (0.093 R)
• M2: 417,528 km (0.113 R)
• M3: 616,343 km (0.11 R)
• M4: 1,006,943 km (0.063 R)
• M5: 1,257,819 km (0.05 R)
• M6: 1,633,908 km (0.063 R)
• M7: 1,886,130 km (0.08 R)
• M8: 2,608,388 km (0.104 R)
• M9: 3,736,955 km (0.12 R)
• M10: 4,209,235 km (0.083 R)
• M11: 4,511,273 km (0.091 R)
• M12: 4,863,576 km (0.1 R)
• M13: 5,504,454 km (0.108 R)
• M14: 5,824,892 km (0.113 R)
• M15: 8,531,716 km (0.112 R)
• M16: 9,979,524 km (0.064 R)
• M17: 11,135,916 km (0.118 R)
• M18: 11,518,886 km (0.082 R)
• M19: 11,844,860 km (0.115 R)
• M20: 14,450,257 km (0.117 R)
• M21: 19,173,959 km (0.115 R)
• M22: 19,909,831 km (0.072 R)
• M23: 23,559,720 km (0.114 R)
• M24: 26,039,903 km (0.098 R)
• M25: 33,449,485 km (0.099 R)
• M26: 35,465,167 km (0.057 R)
• M27: 42,303,435 km (0.108 R)
• M28: 48,435,602 km (0.078 R)
• M29: 51,010,780 km (0.086 R)
• M30: 55,134,295 km (0.093 R)
• M31: 61,430,720 km (0.119 R)
• M32: 74,075,330 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 10,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit