🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.61 AU - 0.67 AU

Year: 331 Days

Day: 25.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,202,225 km

• M1: 292,165 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.51 AU - 0.83 AU

Year: 354 Days

Day: 14.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 87.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.1

Radius: 11.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.1 AU - 1.34 AU

Year: 870 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,202,225 km

• M1: 147,952 km (0.055 R)
• M2: 528,080 km (0.117 R)
• M3: 1,117,047 km (0.051 R)
• M4: 1,770,192 km (0.082 R)
• M5: 2,144,037 km (0.072 R)
• M6: 2,606,444 km (0.103 R)
• M7: 3,081,866 km (0.108 R)
• M8: 3,998,601 km (0.077 R)
• M9: 4,443,805 km (0.11 R)
• M10: 5,107,720 km (0.109 R)
• M11: 5,493,533 km (0.063 R)
• M12: 5,982,269 km (0.1 R)
• M13: 7,236,647 km (0.068 R)
• M14: 8,130,943 km (0.081 R)
• M15: 8,931,442 km (0.067 R)
• M16: 9,493,630 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 13.8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.33 AU - 4.75 AU

Year: 5243 Days

Day: 8.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,202,225 km

• M1: 171,589 km (0.11 R)
• M2: 738,565 km (0.049 R)
• M3: 1,383,481 km (0.08 R)
• M4: 1,827,338 km (0.085 R)
• M5: 2,368,134 km (0.06 R)
• M6: 3,058,828 km (0.114 R)
• M7: 5,714,788 km (0.052 R)
• M8: 8,622,971 km (0.104 R)
• M9: 9,932,102 km (0.087 R)
• M10: 13,337,697 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.3

Radius: 11

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.16 AU - 4.96 AU

Year: 6287 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,202,225 km

• M1: 136,732 km (0.068 R)
• M2: 541,395 km (0.113 R)
• M3: 1,144,125 km (0.114 R)
• M4: 1,490,892 km (0.114 R)
• M5: 2,147,777 km (0.107 R)
• M6: 2,720,736 km (0.119 R)
• M7: 3,119,415 km (0.104 R)
• M8: 3,536,494 km (0.034 R)
• M9: 4,834,554 km (0.048 R)
• M10: 5,285,442 km (0.037 R)
• M11: 6,241,223 km (0.083 R)
• M12: 7,342,862 km (0.076 R)
• M13: 8,158,469 km (0.084 R)
• M14: 8,799,496 km (0.1 R)
• M15: 9,596,105 km (0.066 R)
• M16: 11,798,335 km (0.107 R)
• M17: 12,324,621 km (0.113 R)
• M18: 12,816,798 km (0.116 R)
• M19: 14,425,872 km (0.045 R)
• M20: 16,636,630 km (0.082 R)
• M21: 23,023,860 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.2

Radius: 3.9

Gravity: 31.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.72 AU - 7.54 AU

Year: 11023 Days

Day: 17.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,202,225 km

• M1: 48,470 km (0.11 R)
• M2: 437,873 km (0.115 R)
• M3: 1,244,654 km (0.082 R)
• M4: 1,381,985 km (0.107 R)
• M5: 1,809,386 km (0.066 R)
• M6: 2,036,625 km (0.111 R)
• M7: 2,876,617 km (0.1 R)
• M8: 3,209,323 km (0.083 R)
• M9: 6,186,171 km (0.112 R)
• M10: 7,086,750 km (0.094 R)
• M11: 10,206,913 km (0.114 R)
• M12: 11,566,608 km (0.1 R)
• M13: 12,924,807 km (0.047 R)
• M14: 16,638,724 km (0.075 R)
• M15: 17,558,900 km (0.105 R)
• M16: 25,612,651 km (0.069 R)
• M17: 30,327,378 km (0.086 R)
• M18: 32,669,183 km (0.103 R)
• M19: 36,403,445 km (0.106 R)
• M20: 38,433,787 km (0.03 R)
• M21: 38,555,560 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.4

Radius: 3.6

Gravity: 34.6 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.62 AU - 6.76 AU

Year: 11173 Days

Day: 20.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,202,225 km

• M1: 45,029 km (0.081 R)
• M2: 184,155 km (0.088 R)
• M3: 804,687 km (0.069 R)
• M4: 1,497,923 km (0.027 R)
• M5: 1,883,138 km (0.098 R)
• M6: 2,221,678 km (0.117 R)
• M7: 2,700,391 km (0.117 R)
• M8: 3,963,147 km (0.078 R)
• M9: 4,261,744 km (0.043 R)
• M10: 5,640,737 km (0.096 R)
• M11: 5,776,123 km (0.11 R)
• M12: 7,212,113 km (0.098 R)
• M13: 7,739,296 km (0.114 R)
• M14: 9,714,437 km (0.055 R)
• M15: 13,448,849 km (0.033 R)
• M16: 16,684,501 km (0.11 R)
• M17: 26,295,267 km (0.114 R)
• M18: 27,440,588 km (0.028 R)
• M19: 28,519,338 km (0.039 R)
• M20: 44,410,372 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.4

Radius: 5.8

Gravity: 16.75 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.45 AU - 7.49 AU

Year: 11881 Days

Day: 15.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,202,225 km

• M1: 72,256 km (0.112 R)
• M2: 306,376 km (0.107 R)
• M3: 486,791 km (0.066 R)
• M4: 785,090 km (0.086 R)
• M5: 997,818 km (0.045 R)
• M6: 1,847,384 km (0.071 R)
• M7: 2,438,894 km (0.076 R)
• M8: 2,943,039 km (0.075 R)
• M9: 3,149,035 km (0.084 R)
• M10: 3,641,811 km (0.075 R)
• M11: 3,988,728 km (0.115 R)
• M12: 5,195,833 km (0.094 R)
• M13: 5,635,651 km (0.118 R)
• M14: 5,954,594 km (0.067 R)
• M15: 6,360,453 km (0.054 R)
• M16: 7,435,313 km (0.118 R)
• M17: 8,859,635 km (0.094 R)
• M18: 10,299,514 km (0.071 R)
• M19: 18,230,146 km (0.026 R)
• M20: 18,538,019 km (0.095 R)
• M21: 19,642,500 km (0.078 R)
• M22: 20,540,536 km (0.067 R)
• M23: 21,895,294 km (0.028 R)
• M24: 27,006,006 km (0.092 R)
• M25: 27,405,881 km (0.056 R)
• M26: 28,629,592 km (0.091 R)
• M27: 34,942,771 km (0.119 R)
• M28: 36,623,952 km (0.113 R)
• M29: 36,991,065 km (0.057 R)
• M30: 37,484,439 km (0.086 R)
• M31: 37,982,151 km (0.111 R)
• M32: 42,257,808 km (0.105 R)
• M33: 43,340,598 km (0.105 R)
• M34: 45,986,086 km (0.099 R)
• M35: 49,479,197 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.9

Radius: 6.4

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.18 AU - 11.7 AU

Year: 20235 Days

Day: 24.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,202,225 km

• M1: 89,310 km (0.101 R)
• M2: 737,667 km (0.048 R)
• M3: 1,004,550 km (0.089 R)
• M4: 1,518,867 km (0.068 R)
• M5: 1,937,741 km (0.106 R)
• M6: 2,195,349 km (0.115 R)
• M7: 2,979,092 km (0.066 R)
• M8: 3,323,466 km (0.082 R)
• M9: 6,015,929 km (0.1 R)
• M10: 7,197,004 km (0.107 R)
• M11: 8,065,719 km (0.073 R)
• M12: 10,904,338 km (0.08 R)
• M13: 11,657,863 km (0.092 R)
• M14: 11,981,892 km (0.097 R)
• M15: 12,580,134 km (0.117 R)
• M16: 12,921,067 km (0.12 R)
• M17: 14,346,735 km (0.093 R)
• M18: 15,874,129 km (0.07 R)
• M19: 16,923,110 km (0.106 R)
• M20: 20,253,757 km (0.111 R)
• M21: 21,583,532 km (0.11 R)
• M22: 24,521,185 km (0.068 R)
• M23: 25,053,305 km (0.101 R)
• M24: 26,472,839 km (0.119 R)
• M25: 28,060,521 km (0.071 R)
• M26: 37,098,776 km (0.055 R)
• M27: 40,989,966 km (0.066 R)
• M28: 43,110,815 km (0.056 R)
• M29: 45,783,232 km (0.111 R)
• M30: 47,078,151 km (0.075 R)
• M31: 53,385,945 km (0.052 R)
• M32: 62,377,974 km (0.118 R)
• M33: 64,976,190 km (0.056 R)
• M34: 68,691,602 km (0.097 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: 156 - 16,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit