🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.55 AU - 0.55 AU

Year: 268 Days

Day: 46.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.1

Radius: 12.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.88 AU - 3.38 AU

Year: 3633 Days

Day: 11 Hours

Environment

Temp: -208 °C

Axial Tilt: 60.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,963,941 km

• M1: 151,543 km (0.07 R)
• M2: 558,748 km (0.096 R)
• M3: 964,906 km (0.065 R)
• M4: 1,347,727 km (0.114 R)
• M5: 1,765,554 km (0.105 R)
• M6: 2,762,025 km (0.101 R)
• M7: 3,495,953 km (0.076 R)
• M8: 3,909,591 km (0.114 R)
• M9: 4,757,063 km (0.044 R)
• M10: 5,266,892 km (0.1 R)
• M11: 9,009,981 km (0.104 R)
• M12: 9,664,770 km (0.061 R)
• M13: 10,284,405 km (0.116 R)
• M14: 11,459,197 km (0.111 R)
• M15: 12,530,318 km (0.104 R)
• M16: 13,426,259 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.5

Radius: 8.4

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.63 AU - 4.31 AU

Year: 4240 Days

Day: 10.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,963,941 km

• M1: 104,419 km (0.079 R)
• M2: 556,055 km (0.057 R)
• M3: 895,942 km (0.074 R)
• M4: 1,309,729 km (0.103 R)
• M5: 1,716,336 km (0.097 R)
• M6: 2,508,158 km (0.1 R)
• M7: 2,986,422 km (0.098 R)
• M8: 4,267,728 km (0.05 R)
• M9: 5,501,761 km (0.091 R)
• M10: 7,126,992 km (0.092 R)
• M11: 7,829,953 km (0.054 R)
• M12: 8,311,209 km (0.084 R)
• M13: 10,657,203 km (0.116 R)
• M14: 11,248,413 km (0.087 R)
• M15: 11,622,857 km (0.087 R)
• M16: 12,446,543 km (0.12 R)
• M17: 14,263,858 km (0.066 R)
• M18: 18,160,134 km (0.095 R)
• M19: 19,669,427 km (0.053 R)
• M20: 20,076,633 km (0.076 R)
• M21: 20,628,050 km (0.115 R)
• M22: 21,189,790 km (0.086 R)
• M23: 21,689,447 km (0.097 R)
• M24: 23,997,593 km (0.094 R)
• M25: 25,651,248 km (0.092 R)
• M26: 27,717,194 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.2

Radius: 12.2

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.7 AU - 4.48 AU

Year: 4462 Days

Day: 7.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,963,941 km

• M1: 151,692 km (0.112 R)
• M2: 849,566 km (0.061 R)
• M3: 1,258,417 km (0.097 R)
• M4: 1,751,941 km (0.094 R)
• M5: 2,695,604 km (0.061 R)
• M6: 3,489,071 km (0.099 R)
• M7: 4,268,177 km (0.085 R)
• M8: 5,003,151 km (0.116 R)
• M9: 5,401,231 km (0.074 R)
• M10: 6,231,798 km (0.12 R)
• M11: 7,046,957 km (0.098 R)
• M12: 8,438,517 km (0.088 R)
• M13: 9,396,691 km (0.071 R)
• M14: 9,840,698 km (0.041 R)
• M15: 11,034,489 km (0.099 R)
• M16: 11,805,067 km (0.083 R)
• M17: 12,227,382 km (0.049 R)
• M18: 14,227,954 km (0.057 R)
• M19: 14,922,687 km (0.109 R)
• M20: 15,808,755 km (0.116 R)
• M21: 16,207,284 km (0.105 R)
• M22: 17,869,017 km (0.093 R)
• M23: 20,909,294 km (0.049 R)
• M24: 26,053,217 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.2

Radius: 12.9

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.33 AU - 5.59 AU

Year: 7247 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,963,941 km

• M1: 160,369 km (0.107 R)
• M2: 605,423 km (0.104 R)
• M3: 1,256,323 km (0.088 R)
• M4: 2,236,638 km (0.094 R)
• M5: 2,715,351 km (0.09 R)
• M6: 3,200,497 km (0.084 R)
• M7: 3,906,300 km (0.076 R)
• M8: 4,322,182 km (0.087 R)
• M9: 4,849,514 km (0.113 R)
• M10: 5,419,632 km (0.067 R)
• M11: 7,113,977 km (0.099 R)
• M12: 7,700,251 km (0.102 R)
• M13: 9,350,914 km (0.115 R)
• M14: 10,236,982 km (0.095 R)
• M15: 10,653,612 km (0.034 R)
• M16: 13,672,049 km (0.079 R)
• M17: 14,177,839 km (0.091 R)
• M18: 15,893,727 km (0.112 R)
• M19: 18,550,435 km (0.034 R)
• M20: 19,171,117 km (0.077 R)
• M21: 20,091,892 km (0.091 R)
• M22: 21,641,426 km (0.085 R)
• M23: 23,031,939 km (0.043 R)
• M24: 23,668,627 km (0.065 R)
• M25: 27,382,993 km (0.102 R)
• M26: 29,471,529 km (0.087 R)
• M27: 32,950,577 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 8.1

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.53 AU - 6.55 AU

Year: 8554 Days

Day: 14.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,963,941 km

• M1: 100,979 km (0.108 R)
• M2: 368,011 km (0.04 R)
• M3: 662,569 km (0.118 R)
• M4: 1,428,959 km (0.074 R)
• M5: 2,266,857 km (0.086 R)
• M6: 4,224,793 km (0.082 R)
• M7: 7,757,547 km (0.111 R)
• M8: 12,840,883 km (0.101 R)
• M9: 13,203,209 km (0.082 R)
• M10: 13,853,511 km (0.117 R)
• M11: 14,282,857 km (0.037 R)
• M12: 18,042,550 km (0.089 R)
• M13: 19,193,556 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285

Radius: 5.2

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.53 AU - 7.31 AU

Year: 9449 Days

Day: 18.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,963,941 km

• M1: 64,626 km (0.059 R)
• M2: 466,895 km (0.094 R)
• M3: 704,756 km (0.08 R)
• M4: 894,745 km (0.075 R)
• M5: 1,149,959 km (0.04 R)
• M6: 1,966,763 km (0.087 R)
• M7: 2,435,005 km (0.112 R)
• M8: 2,934,811 km (0.077 R)
• M9: 3,964,044 km (0.1 R)
• M10: 8,623,569 km (0.118 R)
• M11: 9,207,899 km (0.097 R)
• M12: 13,443,912 km (0.119 R)
• M13: 15,643,898 km (0.101 R)
• M14: 16,829,012 km (0.078 R)
• M15: 17,939,029 km (0.088 R)
• M16: 21,410,447 km (0.101 R)
• M17: 23,742,678 km (0.086 R)
• M18: 30,114,201 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.6

Radius: 4.7

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.52 AU - 8.22 AU

Year: 13125 Days

Day: 22 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,963,941 km

• M1: 58,642 km (0.115 R)
• M2: 350,209 km (0.052 R)
• M3: 594,352 km (0.043 R)
• M4: 764,744 km (0.069 R)
• M5: 1,818,063 km (0.057 R)
• M6: 2,056,073 km (0.112 R)
• M7: 2,532,991 km (0.105 R)
• M8: 3,174,616 km (0.1 R)
• M9: 3,572,098 km (0.119 R)
• M10: 4,617,338 km (0.089 R)
• M11: 6,070,682 km (0.096 R)
• M12: 7,083,758 km (0.1 R)
• M13: 9,588,775 km (0.103 R)
• M14: 9,893,506 km (0.088 R)
• M15: 12,092,145 km (0.041 R)
• M16: 12,810,365 km (0.078 R)
• M17: 14,397,299 km (0.089 R)
• M18: 17,127,460 km (0.109 R)
• M19: 21,536,259 km (0.076 R)
• M20: 25,565,079 km (0.109 R)
• M21: 29,853,452 km (0.092 R)
• M22: 36,775,495 km (0.087 R)
• M23: 41,402,856 km (0.112 R)
• M24: 43,994,639 km (0.072 R)
• M25: 44,835,080 km (0.092 R)
• M26: 48,898,906 km (0.078 R)
• M27: 50,713,229 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.8

Radius: 3.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.42 AU - 9.62 AU

Year: 14899 Days

Day: 24.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,963,941 km

• M1: 41,139 km (0.084 R)
• M2: 1,053,019 km (0.086 R)
• M3: 3,406,643 km (0.043 R)
• M4: 7,179,950 km (0.103 R)
• M5: 8,534,858 km (0.112 R)
• M6: 11,332,936 km (0.06 R)
• M7: 14,528,496 km (0.101 R)
• M8: 15,275,887 km (0.116 R)
• M9: 19,527,758 km (0.114 R)
• M10: 22,762,064 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.7

Radius: 5.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.04 AU - 9.82 AU

Year: 17506 Days

Day: 18.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,963,941 km

• M1: 64,626 km (0.106 R)
• M2: 256,560 km (0.061 R)
• M3: 572,511 km (0.114 R)
• M4: 926,609 km (0.087 R)
• M5: 1,415,645 km (0.117 R)
• M6: 1,884,185 km (0.09 R)
• M7: 2,217,938 km (0.057 R)
• M8: 2,848,044 km (0.091 R)
• M9: 3,657,818 km (0.112 R)
• M10: 4,201,755 km (0.12 R)
• M11: 4,744,197 km (0.107 R)
• M12: 5,688,908 km (0.095 R)
• M13: 5,967,010 km (0.091 R)
• M14: 6,855,921 km (0.061 R)
• M15: 7,905,499 km (0.115 R)
• M16: 8,770,175 km (0.11 R)
• M17: 9,016,413 km (0.091 R)
• M18: 12,039,786 km (0.117 R)
• M19: 15,025,760 km (0.09 R)
• M20: 17,226,943 km (0.111 R)
• M21: 18,270,687 km (0.117 R)
• M22: 25,184,951 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 14,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit