🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.5

Radius: 9.3

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.62 AU - 2.14 AU

Year: 1719 Days

Day: 14.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,710,805 km

• M1: 115,639 km (0.067 R)
• M2: 426,055 km (0.118 R)
• M3: 769,831 km (0.117 R)
• M4: 1,511,836 km (0.058 R)
• M5: 1,978,881 km (0.106 R)
• M6: 2,504,867 km (0.08 R)
• M7: 3,054,190 km (0.105 R)
• M8: 3,851,696 km (0.099 R)
• M9: 4,224,045 km (0.034 R)
• M10: 4,602,528 km (0.095 R)
• M11: 7,817,985 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.2

Radius: 8.2

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.73 AU - 2.77 AU

Year: 2251 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 155 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,710,805 km

• M1: 102,026 km (0.12 R)
• M2: 385,663 km (0.066 R)
• M3: 915,689 km (0.11 R)
• M4: 1,403,976 km (0.085 R)
• M5: 1,843,046 km (0.08 R)
• M6: 3,263,777 km (0.037 R)
• M7: 6,586,794 km (0.113 R)
• M8: 8,238,804 km (0.045 R)
• M9: 8,736,216 km (0.096 R)
• M10: 9,315,609 km (0.096 R)
• M11: 11,601,315 km (0.088 R)
• M12: 12,566,371 km (0.078 R)
• M13: 12,835,049 km (0.073 R)
• M14: 13,304,636 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.2

Radius: 10.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.99 AU - 5.79 AU

Year: 7211 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,710,805 km

• M1: 128,355 km (0.059 R)
• M2: 578,944 km (0.063 R)
• M3: 1,190,051 km (0.085 R)
• M4: 1,524,402 km (0.083 R)
• M5: 2,085,544 km (0.114 R)
• M6: 2,406,731 km (0.085 R)
• M7: 2,836,376 km (0.113 R)
• M8: 3,850,948 km (0.077 R)
• M9: 4,572,010 km (0.057 R)
• M10: 4,979,066 km (0.07 R)
• M11: 5,380,736 km (0.112 R)
• M12: 5,711,348 km (0.099 R)
• M13: 6,087,736 km (0.104 R)
• M14: 8,382,417 km (0.081 R)
• M15: 8,705,100 km (0.115 R)
• M16: 10,583,900 km (0.084 R)
• M17: 11,153,269 km (0.064 R)
• M18: 13,637,192 km (0.105 R)
• M19: 14,426,022 km (0.112 R)
• M20: 17,888,764 km (0.118 R)
• M21: 26,319,053 km (0.119 R)
• M22: 27,629,829 km (0.081 R)
• M23: 29,075,393 km (0.104 R)
• M24: 29,444,451 km (0.115 R)
• M25: 31,240,823 km (0.093 R)
• M26: 34,121,778 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.5

Radius: 8.9

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.32 AU - 5.6 AU

Year: 7366 Days

Day: 5.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,710,805 km

• M1: 265,686 km (0.06 R)
• M2: 545,883 km (0.118 R)
• M3: 851,661 km (0.117 R)
• M4: 1,339,649 km (0.114 R)
• M5: 1,766,452 km (0.085 R)
• M6: 2,620,057 km (0.098 R)
• M7: 2,991,359 km (0.052 R)
• M8: 4,221,502 km (0.049 R)
• M9: 8,323,626 km (0.109 R)
• M10: 15,683,392 km (0.099 R)
• M11: 18,937,594 km (0.108 R)
• M12: 21,121,424 km (0.111 R)
• M13: 25,317,495 km (0.087 R)
• M14: 27,785,411 km (0.115 R)
• M15: 29,032,309 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.7

Radius: 7.2

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.57 AU - 6.69 AU

Year: 11384 Days

Day: 17.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,710,805 km

• M1: 89,609 km (0.104 R)
• M2: 367,263 km (0.117 R)
• M3: 750,084 km (0.12 R)
• M4: 2,773,844 km (0.098 R)
• M5: 3,160,255 km (0.113 R)
• M6: 3,795,896 km (0.102 R)
• M7: 5,155,741 km (0.11 R)
• M8: 7,109,340 km (0.062 R)
• M9: 7,379,813 km (0.047 R)
• M10: 9,673,298 km (0.084 R)
• M11: 10,693,106 km (0.064 R)
• M12: 11,503,927 km (0.055 R)
• M13: 12,795,854 km (0.048 R)
• M14: 15,382,700 km (0.055 R)
• M15: 16,239,597 km (0.064 R)
• M16: 19,853,433 km (0.056 R)
• M17: 21,144,911 km (0.106 R)
• M18: 25,197,966 km (0.11 R)
• M19: 26,548,536 km (0.12 R)
• M20: 28,030,303 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.9

Radius: 5.5

Gravity: 31.4 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.79 AU - 8.71 AU

Year: 15802 Days

Day: 16.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,710,805 km

• M1: 68,366 km (0.073 R)
• M2: 701,764 km (0.083 R)
• M3: 1,510,340 km (0.104 R)
• M4: 1,966,464 km (0.083 R)
• M5: 3,364,755 km (0.089 R)
• M6: 3,981,398 km (0.093 R)
• M7: 4,635,888 km (0.08 R)
• M8: 4,952,737 km (0.11 R)
• M9: 5,551,727 km (0.098 R)
• M10: 5,748,448 km (0.08 R)
• M11: 6,758,682 km (0.04 R)
• M12: 7,028,557 km (0.098 R)
• M13: 7,399,709 km (0.115 R)
• M14: 7,980,897 km (0.12 R)
• M15: 8,908,852 km (0.12 R)
• M16: 17,334,803 km (0.099 R)
• M17: 18,618,502 km (0.086 R)
• M18: 31,871,378 km (0.103 R)
• M19: 32,758,194 km (0.061 R)
• M20: 34,184,909 km (0.106 R)
• M21: 34,581,193 km (0.028 R)
• M22: 34,980,321 km (0.089 R)
• M23: 43,624,983 km (0.078 R)
• M24: 43,935,399 km (0.042 R)
• M25: 47,447,358 km (0.071 R)
• M26: 49,777,046 km (0.073 R)
• M27: 50,285,978 km (0.119 R)
• M28: 52,531,741 km (0.12 R)
• M29: 53,235,898 km (0.118 R)
• M30: 55,204,905 km (0.108 R)
• M31: 58,154,676 km (0.105 R)
• M32: 63,765,943 km (0.105 R)
• M33: 65,375,167 km (0.086 R)
• M34: 65,781,624 km (0.099 R)
• M35: 70,364,555 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438

Radius: 5.5

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.39 AU - 11.29 AU

Year: 20584 Days

Day: 23.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,710,805 km

• M1: 68,815 km (0.098 R)
• M2: 251,624 km (0.094 R)
• M3: 490,980 km (0.103 R)
• M4: 1,149,360 km (0.086 R)
• M5: 2,489,159 km (0.069 R)
• M6: 2,668,976 km (0.093 R)
• M7: 2,905,939 km (0.032 R)
• M8: 4,276,704 km (0.097 R)
• M9: 5,013,922 km (0.029 R)
• M10: 5,265,396 km (0.115 R)
• M11: 5,487,549 km (0.09 R)
• M12: 5,871,716 km (0.094 R)
• M13: 6,151,165 km (0.039 R)
• M14: 8,213,821 km (0.11 R)
• M15: 10,232,943 km (0.101 R)
• M16: 11,791,155 km (0.105 R)
• M17: 12,430,386 km (0.046 R)
• M18: 13,500,909 km (0.114 R)
• M19: 13,847,676 km (0.04 R)
• M20: 17,566,979 km (0.093 R)
• M21: 19,876,471 km (0.04 R)
• M22: 21,901,876 km (0.048 R)
• M23: 24,263,877 km (0.097 R)
• M24: 28,682,400 km (0.116 R)
• M25: 34,117,440 km (0.112 R)
• M26: 38,098,539 km (0.087 R)
• M27: 41,207,332 km (0.096 R)
• M28: 42,526,486 km (0.101 R)
• M29: 46,024,832 km (0.098 R)
• M30: 48,730,609 km (0.062 R)
• M31: 49,875,033 km (0.094 R)
• M32: 52,047,493 km (0.075 R)
• M33: 58,758,004 km (0.082 R)
• M34: 59,496,270 km (0.11 R)
• M35: 61,748,017 km (0.069 R)
• M36: 65,824,110 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.8

Radius: 6.7

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.28 AU - 12.18 AU

Year: 23438 Days

Day: 17 Hours

Environment

Temp: -227 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,710,805 km

• M1: 84,672 km (0.083 R)
• M2: 297,999 km (0.097 R)
• M3: 1,280,857 km (0.114 R)
• M4: 1,587,533 km (0.108 R)
• M5: 1,818,512 km (0.039 R)
• M6: 2,072,080 km (0.077 R)
• M7: 2,287,800 km (0.112 R)
• M8: 2,673,464 km (0.065 R)
• M9: 4,034,505 km (0.1 R)
• M10: 4,630,952 km (0.036 R)
• M11: 5,213,037 km (0.076 R)
• M12: 5,503,406 km (0.114 R)
• M13: 5,881,440 km (0.115 R)
• M14: 9,396,093 km (0.059 R)
• M15: 17,396,288 km (0.055 R)
• M16: 18,879,401 km (0.092 R)
• M17: 23,536,532 km (0.071 R)
• M18: 24,531,657 km (0.094 R)
• M19: 27,684,732 km (0.066 R)
• M20: 31,573,379 km (0.088 R)
• M21: 32,174,313 km (0.114 R)
• M22: 39,573,723 km (0.037 R)
• M23: 41,837,887 km (0.081 R)
• M24: 42,855,003 km (0.099 R)
• M25: 43,740,024 km (0.106 R)
• M26: 47,873,263 km (0.05 R)
• M27: 49,146,192 km (0.107 R)
• M28: 49,953,123 km (0.081 R)
• M29: 54,635,985 km (0.063 R)
• M30: 59,968,999 km (0.06 R)
• M31: 63,329,865 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit