🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.54 AU - 0.56 AU

Year: 152 Days

Day: 30.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.84 AU - 0.92 AU

Year: 308 Days

Day: 26.9 Hours

Environment

Temp: 134 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.95 AU - 1.21 AU

Year: 418 Days

Day: 25.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,634,084 km

• M1: 64,327 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.2 AU - 4.52 AU

Year: 2827 Days

Day: 45.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,634,084 km

• M1: 709,991 km (0.116 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581

Radius: 14.2

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.61 AU - 7.41 AU

Year: 5492 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,634,084 km

• M1: 176,675 km (0.117 R)
• M2: 805,734 km (0.04 R)
• M3: 1,283,699 km (0.111 R)
• M4: 1,863,092 km (0.097 R)
• M5: 2,323,405 km (0.096 R)
• M6: 2,896,813 km (0.04 R)
• M7: 3,378,219 km (0.104 R)
• M8: 6,876,117 km (0.092 R)
• M9: 7,923,002 km (0.085 R)
• M10: 8,993,525 km (0.094 R)
• M11: 9,689,304 km (0.106 R)
• M12: 10,598,112 km (0.105 R)
• M13: 12,386,554 km (0.094 R)
• M14: 13,042,242 km (0.102 R)
• M15: 14,423,329 km (0.091 R)
• M16: 16,254,706 km (0.098 R)
• M17: 20,030,108 km (0.104 R)
• M18: 21,576,501 km (0.115 R)
• M19: 22,452,845 km (0.032 R)
• M20: 26,115,300 km (0.058 R)
• M21: 27,194,799 km (0.042 R)
• M22: 27,959,543 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.7

Radius: 12.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.81 AU - 10.05 AU

Year: 9124 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,634,084 km

• M1: 155,881 km (0.036 R)
• M2: 725,699 km (0.114 R)
• M3: 2,559,320 km (0.093 R)
• M4: 3,025,467 km (0.116 R)
• M5: 3,572,248 km (0.109 R)
• M6: 4,717,718 km (0.026 R)
• M7: 5,521,209 km (0.111 R)
• M8: 6,094,318 km (0.117 R)
• M9: 6,522,617 km (0.06 R)
• M10: 7,202,988 km (0.106 R)
• M11: 8,750,129 km (0.058 R)
• M12: 11,659,808 km (0.105 R)
• M13: 12,835,647 km (0.052 R)
• M14: 13,303,739 km (0.057 R)
• M15: 14,398,945 km (0.079 R)
• M16: 15,685,187 km (0.049 R)
• M17: 16,085,661 km (0.06 R)
• M18: 16,561,531 km (0.026 R)
• M19: 18,932,658 km (0.079 R)
• M20: 20,160,108 km (0.114 R)
• M21: 20,554,448 km (0.07 R)
• M22: 22,943,975 km (0.083 R)
• M23: 24,072,990 km (0.056 R)
• M24: 26,254,426 km (0.037 R)
• M25: 28,170,326 km (0.059 R)
• M26: 31,111,570 km (0.039 R)
• M27: 31,532,838 km (0.118 R)
• M28: 38,316,203 km (0.086 R)
• M29: 41,918,670 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982

Radius: 8.5

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.35 AU - 8.63 AU

Year: 9222 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,634,084 km

• M1: 106,813 km (0.08 R)
• M2: 508,334 km (0.069 R)
• M3: 875,746 km (0.109 R)
• M4: 1,471,594 km (0.095 R)
• M5: 1,876,107 km (0.081 R)
• M6: 2,204,025 km (0.108 R)
• M7: 2,509,803 km (0.079 R)
• M8: 2,843,706 km (0.115 R)
• M9: 3,837,784 km (0.044 R)
• M10: 5,616,802 km (0.096 R)
• M11: 6,044,203 km (0.072 R)
• M12: 7,126,244 km (0.042 R)
• M13: 12,402,561 km (0.077 R)
• M14: 12,944,105 km (0.102 R)
• M15: 13,690,449 km (0.068 R)
• M16: 14,531,189 km (0.073 R)
• M17: 16,746,883 km (0.095 R)
• M18: 22,714,941 km (0.062 R)
• M19: 32,044,462 km (0.101 R)
• M20: 33,408,346 km (0.029 R)
• M21: 33,755,114 km (0.118 R)
• M22: 34,104,425 km (0.099 R)
• M23: 35,047,789 km (0.114 R)
• M24: 44,333,927 km (0.102 R)
• M25: 47,322,594 km (0.103 R)
• M26: 47,760,167 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138

Radius: 13.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.14 AU - 13.92 AU

Year: 15554 Days

Day: 5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,634,084 km

• M1: 205,398 km (0.077 R)
• M2: 680,521 km (0.067 R)
• M3: 1,410,110 km (0.098 R)
• M4: 1,905,428 km (0.092 R)
• M5: 2,553,336 km (0.112 R)
• M6: 4,834,106 km (0.116 R)
• M7: 7,049,800 km (0.107 R)
• M8: 14,957,992 km (0.06 R)
• M9: 16,394,431 km (0.114 R)
• M10: 27,911,672 km (0.11 R)
• M11: 28,936,866 km (0.093 R)
• M12: 31,260,569 km (0.078 R)
• M13: 36,167,080 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.9

Radius: 6

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.25 AU - 14.23 AU

Year: 17959 Days

Day: 15.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,634,084 km

• M1: 82,129 km (0.083 R)
• M2: 377,435 km (0.061 R)
• M3: 619,634 km (0.091 R)
• M4: 870,660 km (0.028 R)
• M5: 1,067,082 km (0.11 R)
• M6: 1,347,877 km (0.088 R)
• M7: 1,949,559 km (0.083 R)
• M8: 2,172,759 km (0.083 R)
• M9: 2,971,313 km (0.099 R)
• M10: 4,561,389 km (0.099 R)
• M11: 5,233,382 km (0.102 R)
• M12: 5,892,660 km (0.082 R)
• M13: 6,085,342 km (0.045 R)
• M14: 7,873,934 km (0.087 R)
• M15: 8,837,793 km (0.074 R)
• M16: 9,877,947 km (0.039 R)
• M17: 11,467,874 km (0.109 R)
• M18: 13,418,779 km (0.075 R)
• M19: 13,888,218 km (0.12 R)
• M20: 15,001,974 km (0.09 R)
• M21: 17,644,022 km (0.105 R)
• M22: 20,492,515 km (0.116 R)
• M23: 21,025,083 km (0.048 R)
• M24: 22,117,896 km (0.11 R)
• M25: 23,440,191 km (0.06 R)
• M26: 31,197,439 km (0.074 R)
• M27: 34,452,090 km (0.085 R)
• M28: 34,952,645 km (0.111 R)
• M29: 37,265,727 km (0.113 R)
• M30: 37,528,870 km (0.078 R)
• M31: 39,678,741 km (0.074 R)
• M32: 42,336,945 km (0.04 R)
• M33: 48,004,610 km (0.049 R)
• M34: 49,417,263 km (0.106 R)
• M35: 51,669,609 km (0.067 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: 221 - 11,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit