🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.6 AU - 0.96 AU

Year: 299 Days

Day: 26.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.84 AU - 0.96 AU

Year: 370 Days

Day: 34.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,922,130 km

• M1: 43,383 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.3 AU - 1.74 AU

Year: 812 Days

Day: 31.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 11.4

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.91 AU - 3.07 AU

Year: 2241 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,922,130 km

• M1: 141,819 km (0.079 R)
• M2: 555,457 km (0.071 R)
• M3: 948,002 km (0.105 R)
• M4: 1,543,102 km (0.065 R)
• M5: 1,999,525 km (0.111 R)
• M6: 2,619,010 km (0.084 R)
• M7: 3,345,008 km (0.086 R)
• M8: 4,283,436 km (0.102 R)
• M9: 6,075,020 km (0.112 R)
• M10: 7,498,144 km (0.039 R)
• M11: 8,787,977 km (0.084 R)
• M12: 9,378,889 km (0.103 R)
• M13: 10,913,464 km (0.074 R)
• M14: 11,969,475 km (0.118 R)
• M15: 14,858,360 km (0.094 R)
• M16: 16,154,775 km (0.079 R)
• M17: 17,470,937 km (0.095 R)
• M18: 18,238,524 km (0.045 R)
• M19: 18,630,769 km (0.063 R)
• M20: 19,028,550 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.6

Radius: 13.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.69 AU - 4.47 AU

Year: 2936 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,922,130 km

• M1: 163,660 km (0.109 R)
• M2: 597,045 km (0.09 R)
• M3: 1,010,833 km (0.113 R)
• M4: 1,439,880 km (0.072 R)
• M5: 1,931,009 km (0.049 R)
• M6: 2,534,338 km (0.069 R)
• M7: 3,225,480 km (0.064 R)
• M8: 4,230,478 km (0.117 R)
• M9: 4,771,125 km (0.094 R)
• M10: 6,765,115 km (0.085 R)
• M11: 8,098,930 km (0.08 R)
• M12: 9,081,189 km (0.104 R)
• M13: 10,259,422 km (0.115 R)
• M14: 10,906,283 km (0.083 R)
• M15: 14,507,403 km (0.04 R)
• M16: 15,531,550 km (0.104 R)
• M17: 16,823,627 km (0.098 R)
• M18: 17,609,764 km (0.112 R)
• M19: 22,111,762 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 13.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.2 AU - 5.58 AU

Year: 4687 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,922,130 km

• M1: 162,912 km (0.117 R)
• M2: 664,065 km (0.102 R)
• M3: 1,979,030 km (0.077 R)
• M4: 2,569,942 km (0.119 R)
• M5: 3,088,598 km (0.11 R)
• M6: 6,444,527 km (0.095 R)
• M7: 6,901,249 km (0.072 R)
• M8: 7,626,948 km (0.069 R)
• M9: 9,266,541 km (0.115 R)
• M10: 9,924,472 km (0.111 R)
• M11: 10,457,490 km (0.059 R)
• M12: 11,456,953 km (0.114 R)
• M13: 13,553,118 km (0.103 R)
• M14: 15,486,372 km (0.101 R)
• M15: 17,929,604 km (0.071 R)
• M16: 18,606,983 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.8

Radius: 10.8

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.62 AU - 8.98 AU

Year: 10365 Days

Day: 9 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,922,130 km

• M1: 134,339 km (0.099 R)
• M2: 487,539 km (0.079 R)
• M3: 951,592 km (0.08 R)
• M4: 1,378,544 km (0.109 R)
• M5: 1,866,533 km (0.113 R)
• M6: 2,914,915 km (0.049 R)
• M7: 3,647,645 km (0.105 R)
• M8: 4,001,444 km (0.113 R)
• M9: 7,162,297 km (0.117 R)
• M10: 11,351,486 km (0.115 R)
• M11: 12,779,398 km (0.067 R)
• M12: 13,281,000 km (0.075 R)
• M13: 14,390,418 km (0.117 R)
• M14: 14,728,210 km (0.08 R)
• M15: 17,778,959 km (0.119 R)
• M16: 19,288,252 km (0.073 R)
• M17: 21,489,734 km (0.036 R)
• M18: 25,196,171 km (0.082 R)
• M19: 29,416,477 km (0.087 R)
• M20: 35,663,684 km (0.106 R)
• M21: 36,408,232 km (0.052 R)
• M22: 47,797,716 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.2

Radius: 7.1

Gravity: 15.73 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.09 AU - 14.79 AU

Year: 19019 Days

Day: 17.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,922,130 km

• M1: 92,152 km (0.105 R)
• M2: 333,454 km (0.115 R)
• M3: 772,823 km (0.059 R)
• M4: 1,015,171 km (0.118 R)
• M5: 1,429,258 km (0.092 R)
• M6: 1,693,298 km (0.091 R)
• M7: 2,912,521 km (0.05 R)
• M8: 5,064,786 km (0.119 R)
• M9: 5,724,961 km (0.097 R)
• M10: 6,707,520 km (0.029 R)
• M11: 7,074,334 km (0.107 R)
• M12: 10,326,143 km (0.108 R)
• M13: 14,156,746 km (0.106 R)
• M14: 14,532,236 km (0.075 R)
• M15: 16,758,851 km (0.03 R)
• M16: 18,660,689 km (0.049 R)
• M17: 19,112,175 km (0.09 R)
• M18: 20,991,274 km (0.119 R)
• M19: 23,509,156 km (0.106 R)
• M20: 24,786,422 km (0.039 R)
• M21: 25,112,845 km (0.069 R)
• M22: 26,334,162 km (0.101 R)
• M23: 27,711,210 km (0.101 R)
• M24: 29,499,204 km (0.105 R)
• M25: 30,111,957 km (0.064 R)
• M26: 31,617,061 km (0.072 R)
• M27: 35,048,836 km (0.045 R)
• M28: 37,565,073 km (0.064 R)
• M29: 38,140,276 km (0.047 R)
• M30: 38,575,307 km (0.064 R)
• M31: 44,377,610 km (0.086 R)
• M32: 54,496,560 km (0.1 R)
• M33: 54,864,271 km (0.085 R)
• M34: 58,631,893 km (0.11 R)
• M35: 71,182,407 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350

Radius: 3.7

Gravity: 25.57 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 11.96 AU - 18.46 AU

Year: 25713 Days

Day: 17.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,922,130 km

• M1: 80,184 km (0.075 R)
• M2: 211,382 km (0.065 R)
• M3: 1,196,185 km (0.108 R)
• M4: 1,398,740 km (0.117 R)
• M5: 1,891,216 km (0.096 R)
• M6: 2,045,452 km (0.051 R)
• M7: 4,276,854 km (0.118 R)
• M8: 4,408,799 km (0.101 R)
• M9: 5,333,164 km (0.09 R)
• M10: 6,465,620 km (0.086 R)
• M11: 6,639,453 km (0.071 R)
• M12: 11,176,307 km (0.037 R)
• M13: 14,069,979 km (0.087 R)
• M14: 20,710,180 km (0.077 R)
• M15: 22,746,057 km (0.117 R)
• M16: 26,318,604 km (0.093 R)
• M17: 26,650,711 km (0.063 R)
• M18: 29,171,884 km (0.106 R)
• M19: 36,984,782 km (0.088 R)
• M20: 38,669,853 km (0.085 R)
• M21: 62,452,473 km (0.107 R)
• M22: 67,488,387 km (0.08 R)
• M23: 68,945,470 km (0.09 R)
• M24: 71,922,168 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 20,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit