🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 8.8

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.99 AU - 1.05 AU

Year: 699 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,830,108 km

• M1: 109,954 km (0.059 R)
• M2: 509,979 km (0.075 R)
• M3: 850,015 km (0.079 R)
• M4: 1,137,243 km (0.092 R)
• M5: 1,690,157 km (0.093 R)
• M6: 2,015,083 km (0.108 R)
• M7: 2,592,382 km (0.042 R)
• M8: 3,957,013 km (0.103 R)
• M9: 5,221,863 km (0.08 R)
• M10: 5,747,849 km (0.041 R)
• M11: 6,571,685 km (0.035 R)
• M12: 7,405,394 km (0.072 R)
• M13: 7,766,972 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.9

Radius: 14

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.78 AU - 2.54 AU

Year: 2153 Days

Day: 8.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,830,108 km

• M1: 178,470 km (0.112 R)
• M2: 1,485,058 km (0.078 R)
• M3: 2,045,751 km (0.096 R)
• M4: 3,190,923 km (0.082 R)
• M5: 3,682,800 km (0.042 R)
• M6: 4,382,769 km (0.076 R)
• M7: 5,169,953 km (0.114 R)
• M8: 9,031,523 km (0.093 R)
• M9: 9,931,653 km (0.119 R)
• M10: 11,223,879 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 14.4

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.42 AU - 4.04 AU

Year: 3937 Days

Day: 10.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,830,108 km

• M1: 179,218 km (0.105 R)
• M2: 662,569 km (0.051 R)
• M3: 1,327,681 km (0.096 R)
• M4: 1,913,506 km (0.114 R)
• M5: 2,570,540 km (0.09 R)
• M6: 4,506,636 km (0.081 R)
• M7: 6,122,891 km (0.098 R)
• M8: 6,902,296 km (0.053 R)
• M9: 7,881,115 km (0.102 R)
• M10: 8,348,010 km (0.063 R)
• M11: 9,767,395 km (0.107 R)
• M12: 11,102,855 km (0.095 R)
• M13: 11,585,607 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.6

Radius: 12.9

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.62 AU - 4.08 AU

Year: 5124 Days

Day: 11.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,830,108 km

• M1: 161,715 km (0.073 R)
• M2: 1,143,975 km (0.065 R)
• M3: 2,773,844 km (0.034 R)
• M4: 3,754,907 km (0.112 R)
• M5: 4,824,831 km (0.1 R)
• M6: 5,967,609 km (0.092 R)
• M7: 6,587,093 km (0.067 R)
• M8: 7,774,452 km (0.087 R)
• M9: 12,340,927 km (0.105 R)
• M10: 12,989,882 km (0.098 R)
• M11: 13,819,552 km (0.079 R)
• M12: 17,125,964 km (0.1 R)
• M13: 17,557,853 km (0.105 R)
• M14: 19,491,555 km (0.115 R)
• M15: 20,441,053 km (0.108 R)
• M16: 22,358,898 km (0.105 R)
• M17: 27,631,924 km (0.097 R)
• M18: 29,353,795 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.6

Radius: 11.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.24 AU - 5.22 AU

Year: 6977 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,830,108 km

• M1: 159,771 km (0.049 R)
• M2: 582,534 km (0.085 R)
• M3: 1,026,541 km (0.109 R)
• M4: 1,399,039 km (0.091 R)
• M5: 1,765,704 km (0.106 R)
• M6: 2,262,369 km (0.063 R)
• M7: 3,151,279 km (0.072 R)
• M8: 3,562,374 km (0.084 R)
• M9: 4,183,056 km (0.109 R)
• M10: 5,367,123 km (0.052 R)
• M11: 6,384,239 km (0.052 R)
• M12: 6,797,278 km (0.064 R)
• M13: 7,525,521 km (0.056 R)
• M14: 8,145,006 km (0.07 R)
• M15: 8,924,411 km (0.117 R)
• M16: 9,354,205 km (0.098 R)
• M17: 11,512,304 km (0.113 R)
• M18: 12,125,955 km (0.073 R)
• M19: 14,098,552 km (0.105 R)
• M20: 14,801,213 km (0.108 R)
• M21: 15,961,195 km (0.108 R)
• M22: 18,669,814 km (0.092 R)
• M23: 20,761,492 km (0.069 R)
• M24: 21,137,431 km (0.083 R)
• M25: 23,896,764 km (0.11 R)
• M26: 26,358,397 km (0.06 R)
• M27: 26,799,262 km (0.116 R)
• M28: 30,120,185 km (0.033 R)
• M29: 32,682,946 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132

Radius: 7.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.78 AU - 11.12 AU

Year: 18160 Days

Day: 23 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,830,108 km

• M1: 97,837 km (0.112 R)
• M2: 755,020 km (0.071 R)
• M3: 1,263,504 km (0.063 R)
• M4: 2,406,880 km (0.044 R)
• M5: 3,056,883 km (0.044 R)
• M6: 3,575,389 km (0.087 R)
• M7: 4,021,041 km (0.073 R)
• M8: 4,338,338 km (0.085 R)
• M9: 5,615,156 km (0.114 R)
• M10: 6,217,886 km (0.097 R)
• M11: 6,643,193 km (0.106 R)
• M12: 7,317,281 km (0.103 R)
• M13: 7,631,137 km (0.097 R)
• M14: 11,917,116 km (0.087 R)
• M15: 13,024,589 km (0.116 R)
• M16: 16,488,677 km (0.105 R)
• M17: 21,226,292 km (0.073 R)
• M18: 24,639,816 km (0.097 R)
• M19: 30,470,393 km (0.107 R)
• M20: 37,158,166 km (0.093 R)
• M21: 39,869,029 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.4

Radius: 4.6

Gravity: 25.54 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.35 AU - 9.57 AU

Year: 19735 Days

Day: 21.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,830,108 km

• M1: 57,894 km (0.105 R)
• M2: 393,293 km (0.105 R)
• M3: 1,044,044 km (0.12 R)
• M4: 1,685,968 km (0.068 R)
• M5: 2,425,281 km (0.103 R)
• M6: 3,498,945 km (0.088 R)
• M7: 3,907,945 km (0.077 R)
• M8: 4,682,413 km (0.047 R)
• M9: 6,275,780 km (0.111 R)
• M10: 6,529,648 km (0.115 R)
• M11: 6,967,820 km (0.085 R)
• M12: 10,017,522 km (0.114 R)
• M13: 12,951,436 km (0.11 R)
• M14: 14,649,671 km (0.107 R)
• M15: 15,021,272 km (0.07 R)
• M16: 15,171,767 km (0.068 R)
• M17: 15,938,756 km (0.049 R)
• M18: 24,350,644 km (0.119 R)
• M19: 25,828,970 km (0.111 R)
• M20: 27,254,338 km (0.03 R)
• M21: 29,666,155 km (0.099 R)
• M22: 32,971,371 km (0.11 R)
• M23: 33,866,714 km (0.075 R)
• M24: 34,778,064 km (0.113 R)
• M25: 36,378,163 km (0.086 R)
• M26: 36,785,817 km (0.106 R)
• M27: 37,471,873 km (0.099 R)
• M28: 40,012,344 km (0.061 R)
• M29: 45,433,322 km (0.055 R)
• M30: 51,836,410 km (0.085 R)
• M31: 55,700,673 km (0.092 R)
• M32: 56,604,992 km (0.076 R)
• M33: 57,152,221 km (0.04 R)
• M34: 64,789,342 km (0.065 R)
• M35: 65,188,020 km (0.083 R)
• M36: 67,002,792 km (0.108 R)
• M37: 67,206,395 km (0.079 R)
• M38: 68,025,293 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.8

Radius: 6.4

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.29 AU - 12.03 AU

Year: 21965 Days

Day: 15.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,830,108 km

• M1: 83,476 km (0.058 R)
• M2: 307,573 km (0.12 R)
• M3: 548,725 km (0.083 R)
• M4: 1,884,335 km (0.096 R)
• M5: 2,850,139 km (0.087 R)
• M6: 3,371,637 km (0.079 R)
• M7: 5,207,801 km (0.087 R)
• M8: 5,548,735 km (0.074 R)
• M9: 7,154,967 km (0.088 R)
• M10: 7,817,835 km (0.089 R)
• M11: 8,994,722 km (0.079 R)
• M12: 9,210,741 km (0.09 R)
• M13: 9,937,188 km (0.082 R)
• M14: 11,694,514 km (0.085 R)
• M15: 14,224,364 km (0.063 R)
• M16: 15,041,617 km (0.105 R)
• M17: 17,097,092 km (0.112 R)
• M18: 17,850,317 km (0.067 R)
• M19: 18,625,234 km (0.113 R)
• M20: 20,895,681 km (0.049 R)
• M21: 26,306,187 km (0.118 R)
• M22: 30,958,831 km (0.113 R)
• M23: 31,825,601 km (0.112 R)
• M24: 32,454,660 km (0.117 R)
• M25: 38,210,737 km (0.1 R)
• M26: 38,493,926 km (0.054 R)
• M27: 42,454,679 km (0.079 R)
• M28: 44,768,360 km (0.027 R)
• M29: 45,399,214 km (0.112 R)
• M30: 45,716,960 km (0.064 R)
• M31: 48,311,884 km (0.076 R)
• M32: 54,505,984 km (0.071 R)
• M33: 55,587,278 km (0.104 R)
• M34: 61,791,101 km (0.098 R)
• M35: 65,767,114 km (0.071 R)
• M36: 67,198,017 km (0.047 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit