🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.18 AU - 1.78 AU

Year: 693 Days

Day: 26.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,654,741 km

• M1: 314,305 km (0.09 R)
• M2: 484,996 km (0.099 R)

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 13.1

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.33 AU - 5.19 AU

Year: 3385 Days

Day: 9 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,654,741 km

• M1: 165,455 km (0.03 R)
• M2: 690,245 km (0.108 R)
• M3: 1,616,704 km (0.104 R)
• M4: 4,112,296 km (0.053 R)
• M5: 5,940,382 km (0.096 R)
• M6: 6,434,504 km (0.099 R)
• M7: 7,146,739 km (0.115 R)
• M8: 7,639,066 km (0.076 R)
• M9: 8,119,125 km (0.114 R)
• M10: 9,407,911 km (0.119 R)
• M11: 10,617,709 km (0.112 R)
• M12: 13,393,647 km (0.113 R)
• M13: 15,242,078 km (0.113 R)
• M14: 16,227,629 km (0.098 R)
• M15: 16,679,115 km (0.099 R)
• M16: 18,204,565 km (0.054 R)
• M17: 19,063,556 km (0.075 R)
• M18: 20,533,205 km (0.098 R)
• M19: 20,995,164 km (0.101 R)
• M20: 21,939,874 km (0.036 R)
• M21: 24,944,547 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.2

Radius: 13.5

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.13 AU - 5.27 AU

Year: 3923 Days

Day: 13.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,654,741 km

• M1: 167,998 km (0.101 R)
• M2: 591,809 km (0.098 R)
• M3: 1,256,173 km (0.057 R)
• M4: 1,770,341 km (0.118 R)
• M5: 2,307,846 km (0.073 R)
• M6: 2,736,743 km (0.079 R)
• M7: 3,292,948 km (0.055 R)
• M8: 4,564,979 km (0.112 R)
• M9: 6,670,868 km (0.112 R)
• M10: 7,229,616 km (0.05 R)
• M11: 7,853,439 km (0.102 R)
• M12: 10,022,160 km (0.108 R)
• M13: 12,518,350 km (0.091 R)
• M14: 13,130,205 km (0.071 R)
• M15: 14,211,199 km (0.052 R)
• M16: 14,825,448 km (0.102 R)
• M17: 15,834,187 km (0.107 R)
• M18: 16,888,104 km (0.073 R)
• M19: 17,870,214 km (0.099 R)
• M20: 18,768,100 km (0.111 R)
• M21: 19,885,147 km (0.071 R)
• M22: 22,732,444 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 14.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.6 AU - 6.48 AU

Year: 5020 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,654,741 km

• M1: 176,974 km (0.105 R)
• M2: 634,893 km (0.073 R)
• M3: 1,106,875 km (0.105 R)
• M4: 1,986,809 km (0.07 R)
• M5: 2,914,915 km (0.079 R)
• M6: 4,046,772 km (0.116 R)
• M7: 4,987,892 km (0.085 R)
• M8: 6,964,080 km (0.105 R)
• M9: 7,655,073 km (0.07 R)
• M10: 8,240,300 km (0.12 R)
• M11: 8,816,102 km (0.099 R)
• M12: 9,583,988 km (0.098 R)
• M13: 10,221,275 km (0.087 R)
• M14: 11,161,048 km (0.1 R)
• M15: 13,789,184 km (0.114 R)
• M16: 14,547,346 km (0.095 R)
• M17: 16,146,846 km (0.119 R)
• M18: 17,421,420 km (0.06 R)
• M19: 19,157,653 km (0.082 R)
• M20: 20,308,360 km (0.084 R)
• M21: 21,077,143 km (0.094 R)
• M22: 28,982,942 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.5

Radius: 10.8

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.28 AU - 6.52 AU

Year: 6234 Days

Day: 8.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,654,741 km

• M1: 144,212 km (0.084 R)
• M2: 630,555 km (0.057 R)
• M3: 999,015 km (0.102 R)
• M4: 1,394,701 km (0.085 R)
• M5: 2,157,201 km (0.087 R)
• M6: 2,550,494 km (0.049 R)
• M7: 2,931,370 km (0.1 R)
• M8: 3,284,870 km (0.073 R)
• M9: 4,283,436 km (0.1 R)
• M10: 5,201,368 km (0.09 R)
• M11: 7,500,239 km (0.102 R)
• M12: 8,046,570 km (0.066 R)
• M13: 9,131,753 km (0.066 R)
• M14: 9,709,650 km (0.092 R)
• M15: 10,123,886 km (0.108 R)
• M16: 12,753,218 km (0.114 R)
• M17: 13,250,482 km (0.092 R)
• M18: 14,166,619 km (0.031 R)
• M19: 14,820,661 km (0.112 R)
• M20: 17,436,679 km (0.12 R)
• M21: 20,123,158 km (0.109 R)
• M22: 24,314,740 km (0.099 R)
• M23: 24,652,981 km (0.082 R)
• M24: 25,861,433 km (0.049 R)
• M25: 26,748,548 km (0.114 R)
• M26: 28,396,219 km (0.105 R)
• M27: 32,912,728 km (0.084 R)
• M28: 34,589,720 km (0.039 R)
• M29: 37,773,462 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.6

Radius: 13.8

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.42 AU - 8.34 AU

Year: 7719 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,654,741 km

• M1: 171,589 km (0.09 R)
• M2: 1,177,634 km (0.097 R)
• M3: 2,516,835 km (0.095 R)
• M4: 3,276,193 km (0.056 R)
• M5: 6,867,141 km (0.106 R)
• M6: 8,986,793 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 14.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.4 AU - 10.3 AU

Year: 9290 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 156.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,654,741 km

• M1: 181,462 km (0.113 R)
• M2: 1,148,313 km (0.092 R)
• M3: 1,609,823 km (0.111 R)
• M4: 2,181,885 km (0.093 R)
• M5: 2,708,769 km (0.07 R)
• M6: 5,004,797 km (0.046 R)
• M7: 5,568,033 km (0.094 R)
• M8: 6,278,772 km (0.11 R)
• M9: 7,049,500 km (0.085 R)
• M10: 8,006,628 km (0.047 R)
• M11: 8,473,523 km (0.091 R)
• M12: 9,139,682 km (0.075 R)
• M13: 9,888,569 km (0.114 R)
• M14: 11,349,990 km (0.118 R)
• M15: 12,050,258 km (0.091 R)
• M16: 13,537,111 km (0.11 R)
• M17: 17,572,514 km (0.084 R)
• M18: 22,767,749 km (0.106 R)
• M19: 24,145,096 km (0.099 R)
• M20: 28,316,334 km (0.109 R)
• M21: 28,906,497 km (0.109 R)
• M22: 30,418,184 km (0.066 R)
• M23: 33,708,290 km (0.099 R)
• M24: 37,818,791 km (0.106 R)
• M25: 40,987,573 km (0.116 R)
• M26: 43,412,404 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.4

Radius: 6.4

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 10.03 AU - 16.47 AU

Year: 18569 Days

Day: 17.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,654,741 km

• M1: 80,633 km (0.044 R)
• M2: 303,384 km (0.107 R)
• M3: 577,897 km (0.113 R)
• M4: 1,005,148 km (0.062 R)
• M5: 1,282,353 km (0.087 R)
• M6: 1,641,089 km (0.106 R)
• M7: 2,101,850 km (0.102 R)
• M8: 2,312,783 km (0.031 R)
• M9: 2,891,876 km (0.038 R)
• M10: 3,590,050 km (0.055 R)
• M11: 4,519,352 km (0.036 R)
• M12: 6,967,521 km (0.106 R)
• M13: 7,706,385 km (0.086 R)
• M14: 9,493,481 km (0.074 R)
• M15: 10,790,195 km (0.079 R)
• M16: 11,305,560 km (0.054 R)
• M17: 11,957,657 km (0.1 R)
• M18: 14,818,267 km (0.117 R)
• M19: 15,889,239 km (0.118 R)
• M20: 16,481,197 km (0.091 R)
• M21: 21,308,571 km (0.044 R)
• M22: 25,068,863 km (0.099 R)
• M23: 25,769,580 km (0.109 R)
• M24: 26,792,829 km (0.076 R)
• M25: 27,000,770 km (0.05 R)
• M26: 28,702,895 km (0.117 R)
• M27: 32,554,741 km (0.091 R)
• M28: 34,727,051 km (0.097 R)
• M29: 40,032,241 km (0.107 R)
• M30: 47,353,710 km (0.108 R)
• M31: 54,180,609 km (0.084 R)
• M32: 55,350,614 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.5

Radius: 4.5

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.33 AU - 14.27 AU

Year: 18674 Days

Day: 16.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,654,741 km

• M1: 56,847 km (0.116 R)
• M2: 226,192 km (0.056 R)
• M3: 642,373 km (0.068 R)
• M4: 923,916 km (0.06 R)
• M5: 1,683,874 km (0.073 R)
• M6: 3,259,887 km (0.109 R)
• M7: 3,886,852 km (0.06 R)
• M8: 4,027,025 km (0.108 R)
• M9: 4,779,203 km (0.103 R)
• M10: 7,377,120 km (0.094 R)
• M11: 16,393,982 km (0.092 R)
• M12: 22,577,610 km (0.094 R)
• M13: 25,199,013 km (0.106 R)
• M14: 28,016,240 km (0.038 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: 435 - 15,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit