🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.5 AU - 0.82 AU

Year: 352 Days

Day: 38.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,841,393 km

• M1: 63,280 km (0.067 R)
• M2: 269,426 km (0.059 R)

Asteroid Belt

Center: 1.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.1

Radius: 11.5

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.71 AU - 1.75 AU

Year: 1493 Days

Day: 8.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,841,393 km

• M1: 143,016 km (0.058 R)
• M2: 548,276 km (0.097 R)
• M3: 1,007,093 km (0.104 R)
• M4: 1,564,345 km (0.085 R)
• M5: 1,968,858 km (0.085 R)
• M6: 2,431,115 km (0.083 R)
• M7: 3,081,417 km (0.069 R)
• M8: 4,071,755 km (0.074 R)
• M9: 4,458,166 km (0.063 R)
• M10: 4,889,457 km (0.068 R)
• M11: 5,262,853 km (0.104 R)
• M12: 5,655,398 km (0.115 R)
• M13: 6,305,101 km (0.097 R)
• M14: 10,909,425 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.1

Radius: 10.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.57 AU - 2.23 AU

Year: 1718 Days

Day: 8.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,841,393 km

• M1: 134,339 km (0.113 R)
• M2: 604,076 km (0.032 R)
• M3: 1,202,916 km (0.078 R)
• M4: 1,553,424 km (0.115 R)
• M5: 1,954,347 km (0.093 R)
• M6: 2,831,738 km (0.118 R)
• M7: 3,969,280 km (0.105 R)
• M8: 4,504,691 km (0.12 R)
• M9: 4,888,110 km (0.097 R)
• M10: 6,383,940 km (0.088 R)
• M11: 6,846,347 km (0.062 R)
• M12: 8,038,193 km (0.07 R)
• M13: 9,224,504 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 13.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.03 AU - 2.47 AU

Year: 2214 Days

Day: 12.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,841,393 km

• M1: 164,109 km (0.104 R)
• M2: 588,817 km (0.025 R)
• M3: 1,092,812 km (0.084 R)
• M4: 1,568,982 km (0.114 R)
• M5: 2,033,933 km (0.032 R)
• M6: 3,395,124 km (0.116 R)
• M7: 4,055,748 km (0.101 R)
• M8: 5,775,525 km (0.039 R)
• M9: 7,367,994 km (0.079 R)
• M10: 8,448,241 km (0.075 R)
• M11: 10,562,806 km (0.102 R)
• M12: 12,404,955 km (0.078 R)
• M13: 13,465,155 km (0.114 R)
• M14: 15,258,833 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.8

Radius: 13.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.24 AU - 3.26 AU

Year: 3844 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,841,393 km

• M1: 165,455 km (0.049 R)
• M2: 618,438 km (0.098 R)
• M3: 1,299,108 km (0.116 R)
• M4: 1,729,800 km (0.095 R)
• M5: 2,577,123 km (0.114 R)
• M6: 3,234,904 km (0.117 R)
• M7: 3,894,930 km (0.112 R)
• M8: 4,667,454 km (0.11 R)
• M9: 6,307,944 km (0.12 R)
• M10: 7,081,365 km (0.118 R)
• M11: 7,642,656 km (0.114 R)
• M12: 8,780,348 km (0.085 R)
• M13: 10,027,695 km (0.099 R)
• M14: 12,396,128 km (0.115 R)
• M15: 13,018,007 km (0.09 R)
• M16: 14,902,341 km (0.058 R)
• M17: 16,274,453 km (0.063 R)
• M18: 17,254,618 km (0.076 R)
• M19: 18,090,871 km (0.102 R)
• M20: 20,365,955 km (0.03 R)
• M21: 21,640,678 km (0.095 R)
• M22: 22,613,513 km (0.05 R)
• M23: 23,182,434 km (0.102 R)
• M24: 25,097,586 km (0.102 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218

Radius: 9.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.51 AU - 4.23 AU

Year: 4994 Days

Day: 14.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,841,393 km

• M1: 113,246 km (0.065 R)
• M2: 444,904 km (0.104 R)
• M3: 836,102 km (0.116 R)
• M4: 1,159,383 km (0.098 R)
• M5: 1,674,748 km (0.1 R)
• M6: 1,980,077 km (0.103 R)
• M7: 2,613,026 km (0.098 R)
• M8: 3,285,618 km (0.112 R)
• M9: 3,615,481 km (0.102 R)
• M10: 4,131,145 km (0.097 R)
• M11: 4,809,272 km (0.054 R)
• M12: 5,636,249 km (0.119 R)
• M13: 7,322,517 km (0.096 R)
• M14: 9,985,658 km (0.045 R)
• M15: 11,122,302 km (0.117 R)
• M16: 12,430,237 km (0.058 R)
• M17: 13,697,181 km (0.091 R)
• M18: 15,298,626 km (0.1 R)
• M19: 15,859,020 km (0.057 R)
• M20: 16,538,942 km (0.094 R)
• M21: 16,966,942 km (0.049 R)
• M22: 18,238,823 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.7

Radius: 10.3

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.36 AU - 4.98 AU

Year: 5586 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,841,393 km

• M1: 128,205 km (0.037 R)
• M2: 1,011,730 km (0.067 R)
• M3: 1,753,586 km (0.076 R)
• M4: 2,117,259 km (0.116 R)
• M5: 2,639,056 km (0.094 R)
• M6: 3,223,834 km (0.077 R)
• M7: 4,466,992 km (0.117 R)
• M8: 6,599,809 km (0.103 R)
• M9: 8,954,330 km (0.089 R)
• M10: 11,125,594 km (0.087 R)
• M11: 11,972,467 km (0.047 R)
• M12: 13,186,005 km (0.031 R)
• M13: 13,571,070 km (0.084 R)
• M14: 15,549,651 km (0.033 R)
• M15: 18,047,637 km (0.056 R)
• M16: 18,386,177 km (0.059 R)
• M17: 20,360,869 km (0.106 R)
• M18: 21,475,074 km (0.117 R)
• M19: 22,085,582 km (0.116 R)
• M20: 24,810,657 km (0.074 R)
• M21: 29,121,170 km (0.112 R)
• M22: 30,343,385 km (0.111 R)
• M23: 31,209,407 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.7

Radius: 4.4

Gravity: 51.07 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.82 AU - 8.26 AU

Year: 14955 Days

Day: 21.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,841,393 km

• M1: 54,753 km (0.108 R)
• M2: 274,961 km (0.041 R)
• M3: 517,609 km (0.059 R)
• M4: 664,514 km (0.118 R)
• M5: 871,856 km (0.12 R)
• M6: 1,174,044 km (0.067 R)
• M7: 1,342,491 km (0.118 R)
• M8: 1,710,652 km (0.106 R)
• M9: 2,309,642 km (0.096 R)
• M10: 2,911,175 km (0.089 R)
• M11: 3,115,824 km (0.082 R)
• M12: 3,757,899 km (0.091 R)
• M13: 4,417,326 km (0.103 R)
• M14: 6,899,903 km (0.097 R)
• M15: 7,451,021 km (0.112 R)
• M16: 7,785,672 km (0.055 R)
• M17: 8,331,853 km (0.097 R)
• M18: 8,485,042 km (0.067 R)
• M19: 11,513,501 km (0.03 R)
• M20: 12,221,548 km (0.105 R)
• M21: 13,582,290 km (0.093 R)
• M22: 16,122,013 km (0.093 R)
• M23: 16,520,242 km (0.107 R)
• M24: 19,764,871 km (0.071 R)
• M25: 19,946,632 km (0.041 R)
• M26: 21,249,480 km (0.081 R)
• M27: 24,230,666 km (0.074 R)
• M28: 25,604,723 km (0.084 R)
• M29: 27,705,226 km (0.09 R)
• M30: 30,519,162 km (0.087 R)
• M31: 36,843,861 km (0.086 R)
• M32: 37,673,681 km (0.046 R)
• M33: 44,922,146 km (0.099 R)
• M34: 56,443,277 km (0.071 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit