🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.58 AU - 0.68 AU

Year: 183 Days

Day: 14.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.86 AU - 2.04 AU

Year: 995 Days

Day: 38 Hours

Environment

Temp: -74 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,887,833 km

• M1: 140,323 km (0.067 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.3

Radius: 10.9

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.14 AU - 6.06 AU

Year: 4840 Days

Day: 7.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,887,833 km

• M1: 135,536 km (0.077 R)
• M2: 776,862 km (0.073 R)
• M3: 1,180,926 km (0.026 R)
• M4: 1,783,955 km (0.048 R)
• M5: 3,203,339 km (0.078 R)
• M6: 4,514,714 km (0.107 R)
• M7: 8,464,397 km (0.084 R)
• M8: 9,059,049 km (0.032 R)
• M9: 16,256,352 km (0.056 R)
• M10: 20,636,877 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 12.6

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.77 AU - 6.43 AU

Year: 5503 Days

Day: 14.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,887,833 km

• M1: 156,779 km (0.047 R)
• M2: 767,437 km (0.097 R)
• M3: 1,352,365 km (0.03 R)
• M4: 1,866,233 km (0.093 R)
• M5: 3,645,999 km (0.038 R)
• M6: 4,192,331 km (0.07 R)
• M7: 5,540,058 km (0.082 R)
• M8: 6,231,948 km (0.09 R)
• M9: 6,701,685 km (0.056 R)
• M10: 7,562,172 km (0.059 R)
• M11: 8,097,284 km (0.093 R)
• M12: 10,968,815 km (0.086 R)
• M13: 13,169,549 km (0.058 R)
• M14: 15,589,295 km (0.097 R)
• M15: 16,206,536 km (0.095 R)
• M16: 17,954,736 km (0.028 R)
• M17: 23,227,164 km (0.082 R)
• M18: 24,773,856 km (0.106 R)
• M19: 25,276,206 km (0.07 R)
• M20: 26,561,850 km (0.095 R)
• M21: 27,088,285 km (0.082 R)
• M22: 28,801,031 km (0.059 R)
• M23: 29,825,028 km (0.08 R)
• M24: 34,475,577 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 8

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.48 AU - 8.74 AU

Year: 7668 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,887,833 km

• M1: 115,190 km (0.09 R)
• M2: 510,428 km (0.117 R)
• M3: 1,289,234 km (0.067 R)
• M4: 1,620,145 km (0.099 R)
• M5: 3,318,530 km (0.094 R)
• M6: 4,128,004 km (0.106 R)
• M7: 4,593,552 km (0.109 R)
• M8: 4,972,633 km (0.075 R)
• M9: 5,467,952 km (0.053 R)
• M10: 5,995,583 km (0.102 R)
• M11: 6,377,656 km (0.054 R)
• M12: 8,029,815 km (0.096 R)
• M13: 8,755,515 km (0.116 R)
• M14: 10,238,927 km (0.092 R)
• M15: 12,154,977 km (0.089 R)
• M16: 12,881,424 km (0.098 R)
• M17: 16,013,106 km (0.069 R)
• M18: 17,160,671 km (0.065 R)
• M19: 21,649,654 km (0.098 R)
• M20: 22,055,663 km (0.069 R)
• M21: 22,384,180 km (0.096 R)
• M22: 23,474,449 km (0.099 R)
• M23: 26,678,087 km (0.117 R)
• M24: 29,461,954 km (0.071 R)
• M25: 31,803,011 km (0.096 R)
• M26: 34,928,111 km (0.102 R)
• M27: 40,417,904 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.7

Radius: 12.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.49 AU - 13.11 AU

Year: 12964 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,887,833 km

• M1: 153,338 km (0.095 R)
• M2: 1,150,707 km (0.098 R)
• M3: 2,129,077 km (0.12 R)
• M4: 2,841,163 km (0.108 R)
• M5: 3,955,816 km (0.07 R)
• M6: 5,170,102 km (0.057 R)
• M7: 5,554,120 km (0.108 R)
• M8: 7,242,781 km (0.099 R)
• M9: 7,635,775 km (0.084 R)
• M10: 10,743,969 km (0.052 R)
• M11: 12,453,574 km (0.093 R)
• M12: 13,471,139 km (0.064 R)
• M13: 14,202,223 km (0.089 R)
• M14: 17,549,775 km (0.074 R)
• M15: 18,422,080 km (0.107 R)
• M16: 19,157,055 km (0.107 R)
• M17: 20,167,439 km (0.038 R)
• M18: 22,202,867 km (0.1 R)
• M19: 23,223,125 km (0.096 R)
• M20: 30,575,411 km (0.088 R)
• M21: 42,792,172 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.6

Radius: 14.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 11.36 AU - 13.04 AU

Year: 15564 Days

Day: 9.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,887,833 km

• M1: 183,257 km (0.108 R)
• M2: 1,364,931 km (0.081 R)
• M3: 2,334,624 km (0.081 R)
• M4: 5,582,394 km (0.078 R)
• M5: 6,923,539 km (0.066 R)
• M6: 8,229,229 km (0.094 R)
• M7: 8,815,354 km (0.12 R)
• M8: 10,743,221 km (0.092 R)
• M9: 11,990,269 km (0.115 R)
• M10: 12,873,794 km (0.115 R)
• M11: 13,732,785 km (0.114 R)
• M12: 17,239,359 km (0.053 R)
• M13: 18,038,810 km (0.091 R)
• M14: 19,539,875 km (0.108 R)
• M15: 20,409,039 km (0.1 R)
• M16: 24,145,994 km (0.071 R)
• M17: 26,700,527 km (0.109 R)
• M18: 27,771,050 km (0.106 R)
• M19: 28,981,595 km (0.118 R)
• M20: 31,389,822 km (0.069 R)
• M21: 33,189,784 km (0.077 R)
• M22: 40,659,804 km (0.112 R)
• M23: 46,066,271 km (0.072 R)
• M24: 47,605,782 km (0.074 R)
• M25: 48,231,251 km (0.08 R)
• M26: 49,179,552 km (0.051 R)
• M27: 51,933,948 km (0.091 R)
• M28: 53,265,070 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.3

Radius: 4.1

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.97 AU - 17.11 AU

Year: 19215 Days

Day: 16.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,887,833 km

• M1: 55,501 km (0.098 R)
• M2: 236,664 km (0.084 R)
• M3: 438,920 km (0.084 R)
• M4: 661,971 km (0.113 R)
• M5: 1,247,197 km (0.03 R)
• M6: 2,157,052 km (0.115 R)
• M7: 2,358,859 km (0.088 R)
• M8: 2,573,383 km (0.116 R)
• M9: 3,899,119 km (0.101 R)
• M10: 4,255,311 km (0.106 R)
• M11: 4,543,886 km (0.071 R)
• M12: 5,224,556 km (0.098 R)
• M13: 5,421,277 km (0.1 R)
• M14: 5,555,317 km (0.057 R)
• M15: 6,295,378 km (0.06 R)
• M16: 10,735,742 km (0.098 R)
• M17: 11,433,616 km (0.075 R)
• M18: 12,161,110 km (0.097 R)
• M19: 12,918,973 km (0.104 R)
• M20: 15,115,219 km (0.1 R)
• M21: 16,128,146 km (0.117 R)
• M22: 18,514,382 km (0.045 R)
• M23: 21,878,389 km (0.11 R)
• M24: 25,911,099 km (0.036 R)
• M25: 26,387,568 km (0.11 R)
• M26: 28,858,177 km (0.092 R)
• M27: 33,798,946 km (0.111 R)
• M28: 36,230,660 km (0.115 R)
• M29: 36,706,680 km (0.065 R)
• M30: 36,946,186 km (0.113 R)
• M31: 43,816,020 km (0.066 R)
• M32: 44,085,595 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.7

Radius: 5.7

Gravity: 26.03 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.6 AU - 18.22 AU

Year: 23179 Days

Day: 19.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,887,833 km

• M1: 194,028 km (0.086 R)
• M2: 453,431 km (0.082 R)
• M3: 1,082,341 km (0.084 R)
• M4: 2,243,070 km (0.103 R)
• M5: 3,454,065 km (0.107 R)
• M6: 4,063,078 km (0.077 R)
• M7: 5,616,951 km (0.082 R)
• M8: 7,275,842 km (0.095 R)
• M9: 8,162,359 km (0.038 R)
• M10: 10,529,147 km (0.063 R)
• M11: 11,868,347 km (0.116 R)
• M12: 19,218,689 km (0.08 R)
• M13: 20,799,938 km (0.094 R)
• M14: 23,331,134 km (0.102 R)
• M15: 26,774,728 km (0.09 R)
• M16: 32,008,110 km (0.064 R)
• M17: 35,078,756 km (0.033 R)
• M18: 36,833,689 km (0.102 R)
• M19: 40,044,208 km (0.108 R)
• M20: 41,798,094 km (0.086 R)
• M21: 53,408,684 km (0.053 R)
• M22: 78,205,279 km (0.082 R)
• M23: 88,184,803 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.7

Radius: 7.8

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 14.81 AU - 22.35 AU

Year: 29252 Days

Day: 22.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,887,833 km

• M1: 102,923 km (0.06 R)
• M2: 459,864 km (0.073 R)
• M3: 733,628 km (0.06 R)
• M4: 2,256,684 km (0.045 R)
• M5: 2,670,621 km (0.095 R)
• M6: 6,211,752 km (0.113 R)
• M7: 15,941,897 km (0.084 R)
• M8: 19,258,631 km (0.107 R)
• M9: 20,491,468 km (0.104 R)
• M10: 24,178,905 km (0.113 R)
• M11: 28,890,939 km (0.09 R)
• M12: 31,525,956 km (0.093 R)
• M13: 46,459,264 km (0.113 R)
• M14: 48,153,311 km (0.104 R)
• M15: 48,842,209 km (0.107 R)
• M16: 58,211,673 km (0.047 R)
• M17: 59,387,064 km (0.09 R)
• M18: 61,987,673 km (0.116 R)
• M19: 78,726,029 km (0.042 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 20,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit