🌌 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: 943.7

Radius: 14

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.79 AU - 1.25 AU

Year: 687 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,057,833 km

• M1: 174,282 km (0.085 R)
• M2: 647,908 km (0.111 R)
• M3: 1,090,718 km (0.111 R)
• M4: 1,562,999 km (0.114 R)
• M5: 2,244,566 km (0.039 R)
• M6: 2,812,440 km (0.077 R)
• M7: 3,919,315 km (0.095 R)
• M8: 4,369,006 km (0.055 R)
• M9: 5,028,433 km (0.099 R)
• M10: 5,485,455 km (0.108 R)
• M11: 6,213,398 km (0.092 R)
• M12: 7,344,358 km (0.059 R)
• M13: 8,032,508 km (0.051 R)
• M14: 8,789,174 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.7

Radius: 9.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.22 AU - 1.4 AU

Year: 1000 Days

Day: 11 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,057,833 km

• M1: 119,379 km (0.027 R)
• M2: 439,668 km (0.035 R)
• M3: 872,156 km (0.078 R)
• M4: 1,203,066 km (0.098 R)
• M5: 1,538,764 km (0.073 R)
• M6: 1,903,633 km (0.073 R)
• M7: 2,203,427 km (0.054 R)
• M8: 2,524,763 km (0.119 R)
• M9: 2,899,955 km (0.042 R)
• M10: 3,790,511 km (0.029 R)
• M11: 4,539,996 km (0.1 R)
• M12: 4,999,112 km (0.119 R)
• M13: 6,584,550 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 8.4

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.85 AU - 2.95 AU

Year: 2479 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,057,833 km

• M1: 104,419 km (0.112 R)
• M2: 376,089 km (0.068 R)
• M3: 647,310 km (0.095 R)
• M4: 934,538 km (0.115 R)
• M5: 1,199,625 km (0.073 R)
• M6: 1,536,669 km (0.111 R)
• M7: 2,434,107 km (0.094 R)
• M8: 2,752,750 km (0.081 R)
• M9: 3,549,509 km (0.112 R)
• M10: 4,125,909 km (0.075 R)
• M11: 4,763,196 km (0.119 R)
• M12: 5,489,943 km (0.098 R)
• M13: 5,826,987 km (0.108 R)
• M14: 6,400,694 km (0.06 R)
• M15: 6,862,653 km (0.055 R)
• M16: 7,692,323 km (0.039 R)
• M17: 8,382,717 km (0.11 R)
• M18: 8,971,384 km (0.097 R)
• M19: 9,962,470 km (0.117 R)
• M20: 10,269,744 km (0.116 R)
• M21: 10,862,900 km (0.056 R)
• M22: 13,280,850 km (0.118 R)
• M23: 14,467,909 km (0.098 R)
• M24: 16,088,653 km (0.062 R)
• M25: 19,033,636 km (0.111 R)
• M26: 19,867,794 km (0.1 R)
• M27: 20,602,020 km (0.072 R)
• M28: 20,913,184 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852

Radius: 12.6

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.72 AU - 2.84 AU

Year: 3091 Days

Day: 13.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,057,833 km

• M1: 156,629 km (0.088 R)
• M2: 568,173 km (0.117 R)
• M3: 982,708 km (0.088 R)
• M4: 1,688,810 km (0.096 R)
• M5: 2,495,143 km (0.077 R)
• M6: 2,893,971 km (0.08 R)
• M7: 3,354,134 km (0.062 R)
• M8: 4,334,150 km (0.088 R)
• M9: 4,964,405 km (0.106 R)
• M10: 5,575,363 km (0.075 R)
• M11: 6,094,019 km (0.031 R)
• M12: 7,813,347 km (0.084 R)
• M13: 11,053,188 km (0.09 R)
• M14: 11,786,218 km (0.082 R)
• M15: 13,110,907 km (0.089 R)
• M16: 16,054,993 km (0.046 R)
• M17: 17,221,856 km (0.102 R)
• M18: 18,744,015 km (0.091 R)
• M19: 19,229,909 km (0.103 R)
• M20: 19,661,947 km (0.102 R)
• M21: 20,100,568 km (0.112 R)
• M22: 22,189,104 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 9.8

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.36 AU - 3.22 AU

Year: 3108 Days

Day: 6.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,057,833 km

• M1: 122,221 km (0.071 R)
• M2: 459,565 km (0.1 R)
• M3: 1,079,797 km (0.082 R)
• M4: 1,550,133 km (0.081 R)
• M5: 1,915,451 km (0.06 R)
• M6: 2,367,685 km (0.08 R)
• M7: 2,675,708 km (0.104 R)
• M8: 3,488,024 km (0.116 R)
• M9: 3,806,518 km (0.045 R)
• M10: 4,166,301 km (0.062 R)
• M11: 4,479,559 km (0.108 R)
• M12: 5,179,078 km (0.087 R)
• M13: 5,839,104 km (0.118 R)
• M14: 6,494,941 km (0.078 R)
• M15: 6,856,070 km (0.102 R)
• M16: 7,619,020 km (0.112 R)
• M17: 8,472,775 km (0.108 R)
• M18: 8,977,967 km (0.097 R)
• M19: 10,048,788 km (0.032 R)
• M20: 10,990,357 km (0.103 R)
• M21: 12,214,666 km (0.094 R)
• M22: 12,534,506 km (0.1 R)
• M23: 13,430,897 km (0.102 R)
• M24: 14,777,427 km (0.099 R)
• M25: 17,505,344 km (0.105 R)
• M26: 17,912,251 km (0.044 R)
• M27: 18,624,636 km (0.058 R)
• M28: 18,987,859 km (0.072 R)
• M29: 22,609,325 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.7

Radius: 10.7

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.69 AU - 4.49 AU

Year: 5516 Days

Day: 7.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,057,833 km

• M1: 133,142 km (0.054 R)
• M2: 562,937 km (0.068 R)
• M3: 1,358,947 km (0.066 R)
• M4: 1,977,684 km (0.075 R)
• M5: 2,471,058 km (0.098 R)
• M6: 3,333,190 km (0.096 R)
• M7: 4,462,056 km (0.079 R)
• M8: 5,200,321 km (0.088 R)
• M9: 6,276,229 km (0.04 R)
• M10: 6,711,708 km (0.081 R)
• M11: 7,203,137 km (0.081 R)
• M12: 11,005,018 km (0.095 R)
• M13: 11,839,774 km (0.065 R)
• M14: 12,716,118 km (0.111 R)
• M15: 17,364,722 km (0.051 R)
• M16: 20,609,500 km (0.075 R)
• M17: 22,182,073 km (0.099 R)
• M18: 24,237,997 km (0.062 R)
• M19: 26,417,937 km (0.11 R)
• M20: 28,452,617 km (0.056 R)
• M21: 29,184,151 km (0.114 R)
• M22: 32,137,961 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.7

Radius: 14.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.05 AU - 4.81 AU

Year: 6218 Days

Day: 10.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,057,833 km

• M1: 188,045 km (0.076 R)
• M2: 2,359,009 km (0.051 R)
• M3: 4,915,038 km (0.102 R)
• M4: 6,497,784 km (0.113 R)
• M5: 7,331,193 km (0.037 R)
• M6: 8,072,600 km (0.106 R)
• M7: 9,478,970 km (0.093 R)
• M8: 10,746,812 km (0.119 R)
• M9: 12,940,066 km (0.119 R)
• M10: 13,618,193 km (0.092 R)
• M11: 14,201,326 km (0.067 R)
• M12: 15,543,069 km (0.03 R)
• M13: 16,439,908 km (0.088 R)
• M14: 19,121,001 km (0.044 R)
• M15: 20,225,931 km (0.064 R)
• M16: 21,764,994 km (0.101 R)
• M17: 22,887,876 km (0.068 R)
• M18: 24,387,894 km (0.05 R)
• M19: 24,902,211 km (0.11 R)
• M20: 25,952,687 km (0.073 R)
• M21: 31,754,392 km (0.108 R)
• M22: 33,093,891 km (0.084 R)
• M23: 35,336,962 km (0.095 R)
• M24: 37,112,689 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 9.5

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.94 AU - 5 AU

Year: 7389 Days

Day: 14.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,057,833 km

• M1: 118,182 km (0.11 R)
• M2: 444,156 km (0.066 R)
• M3: 747,541 km (0.105 R)
• M4: 1,186,610 km (0.071 R)
• M5: 1,588,131 km (0.066 R)
• M6: 2,063,703 km (0.075 R)
• M7: 2,632,025 km (0.083 R)
• M8: 2,963,833 km (0.086 R)
• M9: 5,644,477 km (0.114 R)
• M10: 6,649,027 km (0.032 R)
• M11: 7,082,562 km (0.115 R)
• M12: 7,886,949 km (0.052 R)
• M13: 8,249,724 km (0.037 R)
• M14: 8,581,682 km (0.111 R)
• M15: 9,676,738 km (0.03 R)
• M16: 11,722,190 km (0.087 R)
• M17: 13,576,904 km (0.103 R)
• M18: 16,780,094 km (0.081 R)
• M19: 18,275,474 km (0.071 R)
• M20: 18,912,163 km (0.079 R)
• M21: 22,399,289 km (0.118 R)
• M22: 24,805,272 km (0.097 R)
• M23: 25,673,538 km (0.042 R)
• M24: 26,741,816 km (0.068 R)
• M25: 27,287,100 km (0.101 R)
• M26: 28,872,090 km (0.101 R)
• M27: 30,517,517 km (0.117 R)
• M28: 34,100,535 km (0.101 R)
• M29: 35,937,896 km (0.092 R)
• M30: 36,936,911 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.3

Radius: 4.5

Gravity: 41.4 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.89 AU - 8.47 AU

Year: 15601 Days

Day: 16.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,057,833 km

• M1: 56,099 km (0.107 R)
• M2: 245,041 km (0.082 R)
• M3: 419,024 km (0.052 R)
• M4: 769,831 km (0.109 R)
• M5: 996,771 km (0.117 R)
• M6: 1,668,016 km (0.101 R)
• M7: 2,313,980 km (0.054 R)
• M8: 2,812,590 km (0.113 R)
• M9: 3,139,012 km (0.093 R)
• M10: 3,379,416 km (0.105 R)
• M11: 3,689,981 km (0.062 R)
• M12: 5,016,914 km (0.087 R)
• M13: 5,966,262 km (0.086 R)
• M14: 7,074,334 km (0.036 R)
• M15: 9,036,759 km (0.092 R)
• M16: 10,549,343 km (0.085 R)
• M17: 12,952,632 km (0.086 R)
• M18: 14,571,730 km (0.073 R)
• M19: 19,332,234 km (0.039 R)
• M20: 22,108,471 km (0.091 R)
• M21: 23,997,742 km (0.114 R)
• M22: 27,084,545 km (0.104 R)
• M23: 28,321,420 km (0.06 R)
• M24: 34,681,125 km (0.107 R)
• M25: 43,430,356 km (0.026 R)
• M26: 47,017,115 km (0.058 R)
• M27: 48,636,213 km (0.108 R)
• M28: 48,964,580 km (0.095 R)
• M29: 49,625,503 km (0.109 R)
• M30: 53,541,527 km (0.038 R)
• M31: 53,716,407 km (0.09 R)
• M32: 64,320,951 km (0.067 R)
• M33: 66,516,150 km (0.104 R)
• M34: 67,530,274 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.6

Radius: 7.5

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.09 AU - 9.09 AU

Year: 16789 Days

Day: 18.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,057,833 km

• M1: 93,199 km (0.046 R)
• M2: 600,187 km (0.068 R)
• M3: 867,668 km (0.06 R)
• M4: 1,654,702 km (0.071 R)
• M5: 1,980,227 km (0.064 R)
• M6: 2,328,640 km (0.119 R)
• M7: 2,984,777 km (0.107 R)
• M8: 4,091,352 km (0.085 R)
• M9: 4,535,209 km (0.059 R)
• M10: 6,364,791 km (0.031 R)
• M11: 7,550,504 km (0.102 R)
• M12: 7,946,788 km (0.036 R)
• M13: 12,830,411 km (0.082 R)
• M14: 15,119,408 km (0.082 R)
• M15: 15,467,223 km (0.115 R)
• M16: 17,211,684 km (0.106 R)
• M17: 19,083,153 km (0.05 R)
• M18: 19,984,780 km (0.099 R)
• M19: 21,872,405 km (0.103 R)
• M20: 26,699,929 km (0.096 R)
• M21: 28,454,712 km (0.094 R)
• M22: 31,397,751 km (0.056 R)
• M23: 37,245,980 km (0.079 R)
• M24: 37,753,267 km (0.08 R)
• M25: 38,393,695 km (0.062 R)
• M26: 39,960,284 km (0.097 R)
• M27: 41,705,044 km (0.076 R)
• M28: 43,640,242 km (0.061 R)
• M29: 46,361,128 km (0.051 R)
• M30: 48,738,537 km (0.115 R)
• M31: 50,419,270 km (0.07 R)
• M32: 51,039,951 km (0.101 R)
• M33: 52,773,042 km (0.063 R)
• M34: 53,092,284 km (0.061 R)
• M35: 53,896,074 km (0.038 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 19,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit