🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 11.9

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.78 AU - 0.96 AU

Year: 550 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,012,743 km

• M1: 147,952 km (0.108 R)
• M2: 532,568 km (0.111 R)
• M3: 1,024,596 km (0.097 R)
• M4: 1,983,967 km (0.087 R)
• M5: 2,407,778 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 13.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.94 AU - 1.28 AU

Year: 793 Days

Day: 9 Hours

Environment

Temp: -171 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,012,743 km

• M1: 171,589 km (0.112 R)
• M2: 602,431 km (0.117 R)
• M3: 1,243,757 km (0.115 R)
• M4: 2,358,261 km (0.101 R)
• M5: 3,020,531 km (0.091 R)
• M6: 3,451,223 km (0.058 R)
• M7: 3,983,193 km (0.055 R)
• M8: 4,893,197 km (0.053 R)
• M9: 6,138,898 km (0.099 R)
• M10: 6,662,790 km (0.095 R)
• M11: 7,239,041 km (0.072 R)
• M12: 8,042,980 km (0.097 R)
• M13: 8,645,560 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.4

Radius: 10.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.08 AU - 1.44 AU

Year: 959 Days

Day: 8.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 74.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,012,743 km

• M1: 135,685 km (0.085 R)
• M2: 505,790 km (0.119 R)
• M3: 883,974 km (0.102 R)
• M4: 1,359,097 km (0.115 R)
• M5: 2,001,919 km (0.117 R)
• M6: 2,423,486 km (0.114 R)
• M7: 3,275,296 km (0.086 R)
• M8: 4,228,833 km (0.114 R)
• M9: 4,569,766 km (0.068 R)
• M10: 4,993,427 km (0.112 R)
• M11: 5,460,621 km (0.102 R)
• M12: 6,141,142 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.7

Radius: 14.3

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.74 AU - 2.88 AU

Year: 2381 Days

Day: 14.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,012,743 km

• M1: 265,835 km (0.093 R)
• M2: 1,168,509 km (0.112 R)
• M3: 1,868,029 km (0.096 R)
• M4: 2,734,051 km (0.095 R)
• M5: 3,371,338 km (0.101 R)
• M6: 4,025,828 km (0.062 R)
• M7: 5,376,099 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 9.2

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.6 AU - 3.28 AU

Year: 3419 Days

Day: 13.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,012,743 km

• M1: 114,442 km (0.09 R)
• M2: 948,899 km (0.103 R)
• M3: 1,458,430 km (0.107 R)
• M4: 1,794,875 km (0.067 R)
• M5: 2,457,893 km (0.109 R)
• M6: 5,109,366 km (0.09 R)
• M7: 9,590,570 km (0.082 R)
• M8: 10,415,752 km (0.086 R)
• M9: 13,849,920 km (0.106 R)
• M10: 15,423,690 km (0.118 R)
• M11: 18,384,681 km (0.057 R)
• M12: 19,842,362 km (0.09 R)
• M13: 20,985,141 km (0.075 R)

Asteroid Belt

Center: 3.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.4

Radius: 13.7

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.55 AU - 5.53 AU

Year: 7674 Days

Day: 11.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,012,743 km

• M1: 170,392 km (0.096 R)
• M2: 923,916 km (0.065 R)
• M3: 1,722,470 km (0.114 R)
• M4: 2,455,499 km (0.043 R)
• M5: 3,951,628 km (0.098 R)
• M6: 4,462,953 km (0.037 R)
• M7: 6,058,564 km (0.039 R)
• M8: 8,007,675 km (0.073 R)
• M9: 8,921,119 km (0.11 R)
• M10: 9,951,400 km (0.085 R)
• M11: 11,322,614 km (0.1 R)
• M12: 12,137,025 km (0.081 R)
• M13: 12,816,349 km (0.065 R)
• M14: 13,520,955 km (0.118 R)
• M15: 19,656,113 km (0.054 R)
• M16: 25,827,624 km (0.099 R)
• M17: 26,762,760 km (0.069 R)
• M18: 27,720,485 km (0.091 R)
• M19: 30,938,784 km (0.108 R)
• M20: 34,848,375 km (0.071 R)
• M21: 36,221,534 km (0.112 R)
• M22: 37,393,334 km (0.111 R)
• M23: 38,348,666 km (0.099 R)
• M24: 38,832,466 km (0.041 R)
• M25: 40,183,933 km (0.064 R)
• M26: 44,559,371 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.3

Radius: 7

Gravity: 15.48 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.69 AU - 7.39 AU

Year: 11344 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,012,743 km

• M1: 89,011 km (0.105 R)
• M2: 356,342 km (0.081 R)
• M3: 888,611 km (0.11 R)
• M4: 1,373,308 km (0.103 R)
• M5: 2,004,611 km (0.11 R)
• M6: 2,475,695 km (0.08 R)
• M7: 3,112,234 km (0.038 R)
• M8: 3,456,309 km (0.044 R)
• M9: 4,368,258 km (0.11 R)
• M10: 4,768,283 km (0.087 R)
• M11: 5,294,119 km (0.056 R)
• M12: 5,677,538 km (0.083 R)
• M13: 6,697,347 km (0.058 R)
• M14: 8,996,966 km (0.036 R)
• M15: 9,242,605 km (0.114 R)
• M16: 10,811,887 km (0.117 R)
• M17: 11,893,180 km (0.056 R)
• M18: 15,287,855 km (0.102 R)
• M19: 17,546,185 km (0.066 R)
• M20: 21,293,462 km (0.083 R)
• M21: 21,730,288 km (0.09 R)
• M22: 22,084,236 km (0.064 R)
• M23: 26,334,012 km (0.1 R)
• M24: 28,491,662 km (0.115 R)
• M25: 34,336,152 km (0.106 R)
• M26: 42,016,357 km (0.065 R)
• M27: 42,703,759 km (0.073 R)
• M28: 43,258,917 km (0.092 R)
• M29: 44,242,224 km (0.102 R)
• M30: 51,703,118 km (0.073 R)
• M31: 53,933,174 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.9

Radius: 3.8

Gravity: 34.41 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.42 AU - 7.98 AU

Year: 13104 Days

Day: 23.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 65,012,743 km

• M1: 48,021 km (0.072 R)
• M2: 221,106 km (0.108 R)
• M3: 531,222 km (0.116 R)
• M4: 690,693 km (0.082 R)
• M5: 1,006,195 km (0.101 R)
• M6: 1,252,583 km (0.12 R)
• M7: 2,090,331 km (0.042 R)
• M8: 2,294,532 km (0.092 R)
• M9: 2,451,161 km (0.055 R)
• M10: 2,742,727 km (0.118 R)
• M11: 5,431,001 km (0.065 R)
• M12: 6,722,629 km (0.093 R)
• M13: 7,460,595 km (0.082 R)
• M14: 8,480,254 km (0.063 R)
• M15: 9,996,878 km (0.089 R)
• M16: 10,309,986 km (0.049 R)
• M17: 10,900,748 km (0.042 R)
• M18: 11,457,252 km (0.115 R)
• M19: 13,937,734 km (0.089 R)
• M20: 16,320,081 km (0.095 R)
• M21: 18,101,941 km (0.066 R)
• M22: 18,802,208 km (0.05 R)
• M23: 19,520,428 km (0.088 R)
• M24: 20,506,278 km (0.118 R)
• M25: 21,266,983 km (0.058 R)
• M26: 22,844,642 km (0.101 R)
• M27: 23,024,758 km (0.106 R)
• M28: 24,311,150 km (0.076 R)
• M29: 25,644,665 km (0.038 R)
• M30: 26,626,626 km (0.062 R)
• M31: 28,665,046 km (0.042 R)
• M32: 29,296,349 km (0.12 R)
• M33: 32,251,955 km (0.106 R)
• M34: 32,478,595 km (0.09 R)
• M35: 35,762,269 km (0.086 R)
• M36: 37,234,910 km (0.119 R)
• M37: 40,169,422 km (0.118 R)
• M38: 42,843,484 km (0.11 R)
• M39: 43,945,422 km (0.059 R)
• M40: 47,951,204 km (0.064 R)
• M41: 48,098,558 km (0.086 R)
• M42: 48,542,564 km (0.08 R)
• M43: 49,138,861 km (0.1 R)
• M44: 50,193,975 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.7

Radius: 5.1

Gravity: 25.94 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.62 AU - 10.86 AU

Year: 17525 Days

Day: 21 Hours

Environment

Temp: -242 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,012,743 km

• M1: 65,075 km (0.1 R)
• M2: 862,881 km (0.111 R)
• M3: 1,184,965 km (0.062 R)
• M4: 1,441,824 km (0.098 R)
• M5: 1,633,160 km (0.025 R)
• M6: 1,914,853 km (0.109 R)
• M7: 2,643,993 km (0.106 R)
• M8: 2,882,901 km (0.04 R)
• M9: 3,431,326 km (0.104 R)
• M10: 4,299,592 km (0.041 R)
• M11: 4,596,544 km (0.101 R)
• M12: 4,907,109 km (0.117 R)
• M13: 16,017,145 km (0.056 R)
• M14: 16,490,173 km (0.097 R)
• M15: 17,381,627 km (0.082 R)
• M16: 20,523,332 km (0.113 R)
• M17: 39,095,459 km (0.1 R)
• M18: 47,423,123 km (0.039 R)
• M19: 53,469,421 km (0.092 R)
• M20: 53,995,257 km (0.12 R)
• M21: 56,676,500 km (0.084 R)
• M22: 62,302,576 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.4

Radius: 3

Gravity: 51.49 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.82 AU - 9.76 AU

Year: 19205 Days

Day: 24.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 65,012,743 km

• M1: 40,840 km (0.066 R)
• M2: 252,222 km (0.092 R)
• M3: 397,631 km (0.038 R)
• M4: 656,435 km (0.102 R)
• M5: 981,212 km (0.114 R)
• M6: 1,205,908 km (0.106 R)
• M7: 1,403,378 km (0.098 R)
• M8: 2,126,683 km (0.06 R)
• M9: 2,415,108 km (0.12 R)
• M10: 3,659,164 km (0.094 R)
• M11: 3,803,376 km (0.099 R)
• M12: 4,195,771 km (0.09 R)
• M13: 4,647,856 km (0.082 R)
• M14: 4,851,160 km (0.037 R)
• M15: 6,570,189 km (0.103 R)
• M16: 8,062,128 km (0.1 R)
• M17: 8,306,272 km (0.114 R)
• M18: 8,860,831 km (0.033 R)
• M19: 9,279,257 km (0.116 R)
• M20: 10,155,302 km (0.098 R)
• M21: 11,265,617 km (0.084 R)
• M22: 11,570,797 km (0.06 R)
• M23: 12,007,024 km (0.098 R)
• M24: 13,655,144 km (0.074 R)
• M25: 15,299,075 km (0.045 R)
• M26: 15,447,925 km (0.074 R)
• M27: 15,976,753 km (0.12 R)
• M28: 17,553,814 km (0.119 R)
• M29: 17,881,134 km (0.114 R)
• M30: 18,463,968 km (0.097 R)
• M31: 18,717,536 km (0.063 R)
• M32: 25,003,489 km (0.102 R)
• M33: 28,335,333 km (0.085 R)
• M34: 28,447,531 km (0.08 R)
• M35: 31,468,361 km (0.086 R)
• M36: 33,304,675 km (0.084 R)
• M37: 34,058,947 km (0.099 R)
• M38: 34,440,123 km (0.072 R)
• M39: 34,567,879 km (0.098 R)
• M40: 37,055,243 km (0.068 R)
• M41: 37,593,795 km (0.083 R)
• M42: 39,240,269 km (0.082 R)
• M43: 41,654,330 km (0.07 R)
• M44: 54,870,704 km (0.069 R)
• M45: 58,972,528 km (0.107 R)
• M46: 60,817,967 km (0.112 R)
• M47: 61,943,542 km (0.056 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 13,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit