🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.25 AU - 4.99 AU

Year: 3039 Days

Day: 29.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.22 AU - 5.08 AU

Year: 3073 Days

Day: 25 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,626,051 km

• M1: 830,119 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.2

Radius: 13.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.84 AU - 8.72 AU

Year: 7139 Days

Day: 11.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 88.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,626,051 km

• M1: 173,234 km (0.067 R)
• M2: 609,611 km (0.059 R)
• M3: 1,285,943 km (0.064 R)
• M4: 1,957,488 km (0.12 R)
• M5: 2,440,689 km (0.099 R)
• M6: 3,546,666 km (0.099 R)
• M7: 3,990,074 km (0.099 R)
• M8: 5,017,513 km (0.099 R)
• M9: 5,667,216 km (0.117 R)
• M10: 6,404,434 km (0.105 R)
• M11: 7,204,933 km (0.062 R)
• M12: 8,568,667 km (0.116 R)
• M13: 9,541,352 km (0.093 R)
• M14: 10,141,988 km (0.101 R)
• M15: 11,514,399 km (0.116 R)
• M16: 12,749,778 km (0.116 R)
• M17: 15,835,982 km (0.096 R)
• M18: 17,679,476 km (0.052 R)
• M19: 19,321,762 km (0.089 R)
• M20: 29,805,281 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.4

Radius: 9.1

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.11 AU - 8.79 AU

Year: 8147 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,626,051 km

• M1: 113,246 km (0.08 R)
• M2: 592,108 km (0.083 R)
• M3: 1,098,796 km (0.096 R)
• M4: 1,417,141 km (0.08 R)
• M5: 1,782,459 km (0.105 R)
• M6: 2,585,201 km (0.114 R)
• M7: 2,980,289 km (0.071 R)
• M8: 5,661,980 km (0.111 R)
• M9: 7,131,630 km (0.046 R)
• M10: 9,402,077 km (0.057 R)
• M11: 11,667,886 km (0.078 R)
• M12: 13,346,524 km (0.071 R)
• M13: 13,774,673 km (0.053 R)
• M14: 15,114,322 km (0.079 R)
• M15: 15,646,890 km (0.077 R)
• M16: 16,054,544 km (0.078 R)
• M17: 16,399,517 km (0.105 R)
• M18: 18,199,628 km (0.089 R)
• M19: 21,933,591 km (0.105 R)
• M20: 22,530,187 km (0.115 R)
• M21: 23,225,219 km (0.12 R)
• M22: 24,566,962 km (0.09 R)
• M23: 25,025,480 km (0.071 R)
• M24: 27,208,412 km (0.051 R)
• M25: 27,502,222 km (0.071 R)
• M26: 30,137,987 km (0.104 R)
• M27: 30,557,908 km (0.039 R)
• M28: 38,184,856 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.4

Radius: 11.6

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.43 AU - 8.63 AU

Year: 9054 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,626,051 km

• M1: 144,212 km (0.076 R)
• M2: 681,119 km (0.114 R)
• M3: 1,592,469 km (0.065 R)
• M4: 2,783,717 km (0.091 R)
• M5: 3,170,577 km (0.095 R)
• M6: 3,568,807 km (0.086 R)
• M7: 4,582,482 km (0.118 R)
• M8: 5,094,107 km (0.119 R)
• M9: 5,710,749 km (0.109 R)
• M10: 6,090,129 km (0.097 R)
• M11: 6,523,215 km (0.112 R)
• M12: 7,411,228 km (0.095 R)
• M13: 7,821,725 km (0.108 R)
• M14: 9,332,514 km (0.098 R)
• M15: 11,729,819 km (0.103 R)
• M16: 13,701,968 km (0.053 R)
• M17: 14,702,778 km (0.026 R)
• M18: 16,640,070 km (0.085 R)
• M19: 17,489,487 km (0.084 R)
• M20: 18,591,575 km (0.102 R)
• M21: 18,969,160 km (0.079 R)
• M22: 20,691,330 km (0.103 R)
• M23: 23,466,670 km (0.091 R)
• M24: 24,806,768 km (0.07 R)
• M25: 25,634,792 km (0.111 R)
• M26: 26,386,372 km (0.032 R)
• M27: 28,429,131 km (0.111 R)
• M28: 32,498,791 km (0.111 R)
• M29: 34,729,295 km (0.111 R)
• M30: 35,302,554 km (0.088 R)
• M31: 36,585,805 km (0.058 R)
• M32: 45,490,618 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.2

Radius: 12.9

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.04 AU - 10.88 AU

Year: 10575 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,626,051 km

• M1: 160,818 km (0.107 R)
• M2: 782,247 km (0.09 R)
• M3: 1,336,358 km (0.071 R)
• M4: 2,166,776 km (0.094 R)
• M5: 2,720,288 km (0.107 R)
• M6: 4,057,842 km (0.118 R)
• M7: 4,809,272 km (0.119 R)
• M8: 5,337,652 km (0.033 R)
• M9: 8,443,902 km (0.119 R)
• M10: 9,067,277 km (0.087 R)
• M11: 11,350,738 km (0.108 R)
• M12: 16,430,633 km (0.092 R)
• M13: 17,865,427 km (0.092 R)
• M14: 21,243,945 km (0.101 R)
• M15: 24,255,948 km (0.086 R)
• M16: 27,026,052 km (0.074 R)
• M17: 33,187,091 km (0.069 R)
• M18: 34,377,890 km (0.116 R)
• M19: 36,467,174 km (0.091 R)
• M20: 40,358,663 km (0.11 R)
• M21: 41,168,885 km (0.077 R)
• M22: 43,664,776 km (0.063 R)
• M23: 44,518,830 km (0.083 R)
• M24: 46,998,864 km (0.075 R)
• M25: 49,262,280 km (0.098 R)
• M26: 53,518,339 km (0.095 R)
• M27: 54,005,879 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.8

Radius: 12.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.38 AU - 11.64 AU

Year: 13277 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,626,051 km

• M1: 161,865 km (0.096 R)
• M2: 726,447 km (0.078 R)
• M3: 1,175,989 km (0.119 R)
• M4: 2,169,768 km (0.089 R)
• M5: 2,613,774 km (0.062 R)
• M6: 3,192,718 km (0.029 R)
• M7: 4,804,635 km (0.069 R)
• M8: 6,905,288 km (0.065 R)
• M9: 9,298,106 km (0.074 R)
• M10: 13,485,500 km (0.117 R)
• M11: 20,151,581 km (0.101 R)
• M12: 28,186,333 km (0.076 R)
• M13: 30,542,649 km (0.098 R)
• M14: 31,239,327 km (0.11 R)
• M15: 35,516,629 km (0.105 R)
• M16: 40,725,627 km (0.105 R)
• M17: 43,002,656 km (0.103 R)
• M18: 56,017,521 km (0.093 R)
• M19: 61,001,075 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.6

Radius: 7.7

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.9 AU - 17.48 AU

Year: 22587 Days

Day: 22.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,626,051 km

• M1: 101,577 km (0.037 R)
• M2: 1,352,514 km (0.091 R)
• M3: 2,153,162 km (0.084 R)
• M4: 3,550,107 km (0.079 R)
• M5: 4,972,484 km (0.064 R)
• M6: 7,991,518 km (0.112 R)
• M7: 8,726,343 km (0.076 R)
• M8: 10,149,468 km (0.111 R)
• M9: 13,232,680 km (0.111 R)
• M10: 13,739,667 km (0.076 R)
• M11: 14,486,459 km (0.12 R)
• M12: 15,181,491 km (0.112 R)
• M13: 17,833,113 km (0.12 R)
• M14: 18,096,555 km (0.108 R)
• M15: 24,679,460 km (0.06 R)
• M16: 25,447,645 km (0.079 R)
• M17: 26,005,944 km (0.043 R)
• M18: 26,458,627 km (0.111 R)
• M19: 29,529,273 km (0.051 R)
• M20: 31,277,474 km (0.107 R)
• M21: 41,829,958 km (0.081 R)
• M22: 57,535,341 km (0.112 R)
• M23: 67,001,296 km (0.104 R)
• M24: 71,546,827 km (0.042 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 12,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit