🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.49 AU - 0.79 AU

Year: 326 Days

Day: 43.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 13.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.32 AU - 3.66 AU

Year: 3287 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,169,572 km

• M1: 172,935 km (0.075 R)
• M2: 718,519 km (0.116 R)
• M3: 1,188,405 km (0.1 R)
• M4: 1,827,039 km (0.068 R)
• M5: 2,292,139 km (0.103 R)
• M6: 3,085,306 km (0.1 R)
• M7: 4,992,530 km (0.077 R)
• M8: 6,224,468 km (0.091 R)
• M9: 7,010,455 km (0.094 R)
• M10: 7,560,676 km (0.043 R)
• M11: 9,665,070 km (0.114 R)
• M12: 10,607,536 km (0.113 R)
• M13: 11,412,822 km (0.107 R)
• M14: 13,582,888 km (0.048 R)
• M15: 14,029,737 km (0.116 R)
• M16: 14,906,231 km (0.072 R)
• M17: 15,478,293 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.5

Radius: 14.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.92 AU - 4.06 AU

Year: 4145 Days

Day: 10.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,169,572 km

• M1: 186,100 km (0.08 R)
• M2: 979,866 km (0.103 R)
• M3: 1,492,089 km (0.084 R)
• M4: 3,420,406 km (0.059 R)
• M5: 4,295,404 km (0.092 R)
• M6: 5,337,203 km (0.112 R)
• M7: 6,218,634 km (0.073 R)
• M8: 7,034,541 km (0.098 R)
• M9: 10,429,066 km (0.111 R)
• M10: 12,778,949 km (0.051 R)
• M11: 13,552,370 km (0.036 R)
• M12: 14,443,226 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.8

Radius: 14.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.72 AU - 3.82 AU

Year: 4654 Days

Day: 12.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,169,572 km

• M1: 184,903 km (0.105 R)
• M2: 756,816 km (0.097 R)
• M3: 1,434,644 km (0.116 R)
• M4: 1,962,874 km (0.119 R)
• M5: 2,472,404 km (0.047 R)
• M6: 3,127,942 km (0.105 R)
• M7: 3,898,072 km (0.087 R)
• M8: 6,305,550 km (0.035 R)
• M9: 7,432,621 km (0.057 R)
• M10: 9,166,610 km (0.085 R)
• M11: 9,744,506 km (0.063 R)
• M12: 10,836,870 km (0.118 R)
• M13: 11,530,705 km (0.065 R)
• M14: 13,579,298 km (0.11 R)
• M15: 14,386,229 km (0.086 R)
• M16: 15,396,463 km (0.069 R)
• M17: 16,877,632 km (0.091 R)
• M18: 19,375,168 km (0.113 R)
• M19: 20,329,004 km (0.063 R)
• M20: 22,183,419 km (0.079 R)
• M21: 27,140,943 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.4

Radius: 14.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.66 AU - 4.7 AU

Year: 5434 Days

Day: 7.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,169,572 km

• M1: 186,549 km (0.057 R)
• M2: 649,255 km (0.044 R)
• M3: 1,347,278 km (0.051 R)
• M4: 1,952,701 km (0.083 R)
• M5: 2,832,037 km (0.111 R)
• M6: 3,593,490 km (0.11 R)
• M7: 4,272,814 km (0.104 R)
• M8: 5,578,355 km (0.078 R)
• M9: 7,196,406 km (0.039 R)
• M10: 8,448,540 km (0.116 R)
• M11: 9,916,992 km (0.09 R)
• M12: 11,845,459 km (0.114 R)
• M13: 13,634,649 km (0.078 R)
• M14: 16,971,579 km (0.097 R)
• M15: 18,771,092 km (0.119 R)
• M16: 20,201,996 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.2

Radius: 14

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.62 AU - 5 AU

Year: 5689 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,169,572 km

• M1: 174,132 km (0.1 R)
• M2: 670,797 km (0.113 R)
• M3: 1,337,106 km (0.092 R)
• M4: 1,920,238 km (0.099 R)
• M5: 2,988,816 km (0.074 R)
• M6: 4,003,239 km (0.099 R)
• M7: 4,710,089 km (0.085 R)
• M8: 6,950,018 km (0.12 R)
• M9: 7,486,625 km (0.119 R)
• M10: 9,608,372 km (0.085 R)
• M11: 11,505,572 km (0.09 R)
• M12: 13,531,427 km (0.093 R)
• M13: 16,589,506 km (0.038 R)
• M14: 17,813,666 km (0.11 R)
• M15: 18,481,770 km (0.052 R)
• M16: 20,952,678 km (0.05 R)
• M17: 22,076,307 km (0.034 R)
• M18: 23,477,142 km (0.079 R)
• M19: 24,525,225 km (0.086 R)
• M20: 26,283,897 km (0.028 R)
• M21: 28,940,306 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.7

Radius: 14.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.44 AU - 7 AU

Year: 8698 Days

Day: 10.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,169,572 km

• M1: 187,895 km (0.038 R)
• M2: 1,563,447 km (0.114 R)
• M3: 2,023,311 km (0.035 R)
• M4: 3,499,244 km (0.118 R)
• M5: 5,320,149 km (0.076 R)
• M6: 6,004,111 km (0.047 R)
• M7: 6,636,461 km (0.109 R)
• M8: 7,391,032 km (0.113 R)
• M9: 9,071,914 km (0.086 R)
• M10: 12,720,457 km (0.074 R)
• M11: 19,346,595 km (0.105 R)
• M12: 30,548,184 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 13.4

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.81 AU - 6.73 AU

Year: 8812 Days

Day: 11.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,169,572 km

• M1: 166,802 km (0.082 R)
• M2: 611,556 km (0.105 R)
• M3: 1,040,453 km (0.061 R)
• M4: 2,063,553 km (0.096 R)
• M5: 2,522,669 km (0.106 R)
• M6: 3,050,450 km (0.074 R)
• M7: 3,903,607 km (0.109 R)
• M8: 6,048,242 km (0.115 R)
• M9: 7,079,570 km (0.087 R)
• M10: 8,225,041 km (0.1 R)
• M11: 8,752,373 km (0.062 R)
• M12: 9,349,119 km (0.066 R)
• M13: 10,071,078 km (0.05 R)
• M14: 11,956,460 km (0.074 R)
• M15: 12,807,672 km (0.082 R)
• M16: 14,066,837 km (0.112 R)
• M17: 15,275,887 km (0.113 R)
• M18: 18,938,642 km (0.107 R)
• M19: 22,977,635 km (0.118 R)
• M20: 24,742,889 km (0.118 R)
• M21: 26,031,226 km (0.05 R)
• M22: 26,502,160 km (0.099 R)
• M23: 29,753,521 km (0.071 R)
• M24: 33,816,898 km (0.106 R)
• M25: 36,097,517 km (0.093 R)
• M26: 36,801,226 km (0.108 R)
• M27: 38,236,169 km (0.111 R)
• M28: 40,583,958 km (0.083 R)
• M29: 41,600,774 km (0.071 R)
• M30: 42,115,391 km (0.082 R)
• M31: 44,083,501 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.8

Radius: 13.6

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.85 AU - 7.21 AU

Year: 9415 Days

Day: 11.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,169,572 km

• M1: 169,195 km (0.079 R)
• M2: 780,452 km (0.065 R)
• M3: 1,720,525 km (0.034 R)
• M4: 2,787,607 km (0.085 R)
• M5: 3,456,908 km (0.109 R)
• M6: 4,002,491 km (0.085 R)
• M7: 5,001,506 km (0.109 R)
• M8: 6,194,249 km (0.102 R)
• M9: 7,491,562 km (0.066 R)
• M10: 10,914,212 km (0.114 R)
• M11: 11,571,994 km (0.09 R)
• M12: 12,363,516 km (0.071 R)
• M13: 12,800,342 km (0.108 R)
• M14: 14,351,223 km (0.057 R)
• M15: 15,704,934 km (0.041 R)
• M16: 16,347,756 km (0.033 R)
• M17: 16,808,069 km (0.119 R)
• M18: 17,685,909 km (0.095 R)
• M19: 18,381,988 km (0.089 R)
• M20: 19,096,019 km (0.114 R)
• M21: 21,742,255 km (0.084 R)
• M22: 24,538,539 km (0.095 R)
• M23: 27,938,450 km (0.088 R)
• M24: 38,248,735 km (0.06 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.5

Radius: 5.5

Gravity: 20.78 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.67 AU - 11.67 AU

Year: 22161 Days

Day: 21.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,169,572 km

• M1: 84,672 km (0.052 R)
• M2: 294,857 km (0.028 R)
• M3: 1,231,639 km (0.103 R)
• M4: 3,851,996 km (0.034 R)
• M5: 4,477,763 km (0.049 R)
• M6: 4,653,092 km (0.091 R)
• M7: 4,833,208 km (0.106 R)
• M8: 5,520,161 km (0.097 R)
• M9: 6,760,777 km (0.062 R)
• M10: 7,086,002 km (0.081 R)
• M11: 7,421,550 km (0.101 R)
• M12: 7,618,122 km (0.096 R)
• M13: 8,981,407 km (0.063 R)
• M14: 9,604,333 km (0.075 R)
• M15: 10,015,428 km (0.112 R)
• M16: 10,316,269 km (0.045 R)
• M17: 14,487,357 km (0.075 R)
• M18: 14,872,123 km (0.079 R)
• M19: 15,106,243 km (0.083 R)
• M20: 15,422,344 km (0.096 R)
• M21: 19,659,703 km (0.109 R)
• M22: 21,097,339 km (0.097 R)
• M23: 25,604,573 km (0.12 R)
• M24: 29,715,971 km (0.037 R)
• M25: 30,840,050 km (0.103 R)
• M26: 32,644,649 km (0.085 R)
• M27: 33,841,282 km (0.029 R)
• M28: 35,900,048 km (0.087 R)
• M29: 42,261,847 km (0.073 R)
• M30: 43,522,957 km (0.059 R)
• M31: 44,808,751 km (0.078 R)
• M32: 46,451,485 km (0.116 R)
• M33: 48,475,096 km (0.088 R)
• M34: 50,205,943 km (0.112 R)
• M35: 55,457,127 km (0.1 R)
• M36: 58,699,512 km (0.067 R)
• M37: 61,663,494 km (0.117 R)
• M38: 64,105,380 km (0.032 R)
• M39: 66,188,830 km (0.106 R)
• M40: 67,460,262 km (0.073 R)
• M41: 72,485,404 km (0.077 R)
• M42: 73,609,931 km (0.077 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 10,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit