🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.47 AU - 0.55 AU

Year: 235 Days

Day: 42.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 52.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,366,265 km

• M1: 381,026 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.63 AU - 0.67 AU

Year: 338 Days

Day: 45.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,366,265 km

• M1: 380,876 km (0.095 R)

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.5

Radius: 10.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.3 AU - 1.92 AU

Year: 1319 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,366,265 km

• M1: 135,536 km (0.09 R)
• M2: 525,089 km (0.056 R)
• M3: 1,712,447 km (0.084 R)
• M4: 2,074,474 km (0.108 R)
• M5: 2,577,123 km (0.09 R)
• M6: 3,933,826 km (0.079 R)
• M7: 4,309,167 km (0.081 R)
• M8: 6,668,475 km (0.108 R)
• M9: 7,227,522 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.7

Radius: 13.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.93 AU - 2.09 AU

Year: 1840 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,366,265 km

• M1: 172,935 km (0.111 R)
• M2: 705,653 km (0.106 R)
• M3: 1,211,743 km (0.088 R)
• M4: 1,699,581 km (0.036 R)
• M5: 2,367,386 km (0.105 R)
• M6: 3,089,346 km (0.029 R)
• M7: 3,638,669 km (0.111 R)
• M8: 4,510,226 km (0.054 R)
• M9: 5,538,412 km (0.098 R)
• M10: 6,028,046 km (0.097 R)
• M11: 7,043,517 km (0.066 R)
• M12: 8,029,965 km (0.09 R)
• M13: 8,806,527 km (0.069 R)
• M14: 9,664,172 km (0.107 R)
• M15: 12,611,699 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974

Radius: 12.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.91 AU - 2.91 AU

Year: 2416 Days

Day: 6.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,366,265 km

• M1: 153,039 km (0.09 R)
• M2: 589,266 km (0.042 R)
• M3: 1,121,236 km (0.11 R)
• M4: 1,690,606 km (0.104 R)
• M5: 2,094,969 km (0.089 R)
• M6: 3,313,144 km (0.118 R)
• M7: 4,329,213 km (0.06 R)
• M8: 5,367,123 km (0.057 R)
• M9: 5,799,909 km (0.088 R)
• M10: 6,564,055 km (0.079 R)
• M11: 7,707,133 km (0.112 R)
• M12: 8,700,014 km (0.073 R)
• M13: 9,517,417 km (0.093 R)
• M14: 10,269,146 km (0.054 R)
• M15: 11,182,291 km (0.095 R)
• M16: 11,806,414 km (0.086 R)
• M17: 14,103,938 km (0.091 R)
• M18: 18,514,382 km (0.064 R)
• M19: 19,865,999 km (0.11 R)
• M20: 20,473,815 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.7

Radius: 13.5

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.62 AU - 3.74 AU

Year: 3661 Days

Day: 12.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,366,265 km

• M1: 167,849 km (0.108 R)
• M2: 942,915 km (0.106 R)
• M3: 1,498,671 km (0.093 R)
• M4: 2,988,816 km (0.084 R)
• M5: 3,547,714 km (0.105 R)
• M6: 4,287,774 km (0.093 R)
• M7: 4,952,138 km (0.117 R)
• M8: 5,467,952 km (0.09 R)
• M9: 6,134,410 km (0.094 R)
• M10: 7,138,661 km (0.029 R)
• M11: 8,320,634 km (0.093 R)
• M12: 9,708,004 km (0.119 R)
• M13: 10,312,529 km (0.047 R)
• M14: 11,508,265 km (0.078 R)
• M15: 12,652,090 km (0.098 R)
• M16: 13,770,185 km (0.081 R)
• M17: 14,847,589 km (0.09 R)
• M18: 20,631,192 km (0.079 R)
• M19: 24,092,887 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.4

Radius: 10.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.65 AU - 4.91 AU

Year: 6748 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,366,265 km

• M1: 133,142 km (0.049 R)
• M2: 661,223 km (0.074 R)
• M3: 1,248,245 km (0.115 R)
• M4: 2,315,027 km (0.106 R)
• M5: 2,953,960 km (0.116 R)
• M6: 3,512,558 km (0.081 R)
• M7: 4,633,794 km (0.078 R)
• M8: 5,533,326 km (0.069 R)
• M9: 6,808,498 km (0.095 R)
• M10: 7,568,605 km (0.075 R)
• M11: 10,590,332 km (0.103 R)
• M12: 14,008,195 km (0.105 R)
• M13: 16,055,143 km (0.076 R)
• M14: 17,779,408 km (0.102 R)
• M15: 19,151,370 km (0.104 R)
• M16: 19,897,564 km (0.115 R)
• M17: 20,312,548 km (0.09 R)
• M18: 21,160,170 km (0.064 R)
• M19: 30,242,257 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.1

Radius: 13

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.73 AU - 5.45 AU

Year: 7415 Days

Day: 13.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,366,265 km

• M1: 161,865 km (0.116 R)
• M2: 1,131,857 km (0.119 R)
• M3: 4,176,773 km (0.051 R)
• M4: 5,069,423 km (0.077 R)
• M5: 6,613,572 km (0.059 R)
• M6: 8,217,261 km (0.12 R)
• M7: 10,297,121 km (0.088 R)
• M8: 11,252,901 km (0.099 R)
• M9: 13,948,655 km (0.086 R)
• M10: 16,565,122 km (0.103 R)
• M11: 20,768,074 km (0.035 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.4

Radius: 3.6

Gravity: 68.7 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.57 AU - 7.77 AU

Year: 12396 Days

Day: 15.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,366,265 km

• M1: 46,525 km (0.099 R)
• M2: 193,131 km (0.115 R)
• M3: 420,520 km (0.104 R)
• M4: 1,232,088 km (0.07 R)
• M5: 1,397,543 km (0.117 R)
• M6: 1,546,543 km (0.063 R)
• M7: 2,134,612 km (0.119 R)
• M8: 2,543,463 km (0.12 R)
• M9: 3,050,899 km (0.092 R)
• M10: 4,941,816 km (0.103 R)
• M11: 5,726,906 km (0.097 R)
• M12: 6,109,727 km (0.037 R)
• M13: 6,387,829 km (0.068 R)
• M14: 6,715,897 km (0.094 R)
• M15: 8,284,132 km (0.071 R)
• M16: 11,512,454 km (0.036 R)
• M17: 11,632,581 km (0.036 R)
• M18: 12,121,167 km (0.102 R)
• M19: 13,009,180 km (0.097 R)
• M20: 13,270,678 km (0.06 R)
• M21: 20,382,411 km (0.099 R)
• M22: 22,466,010 km (0.112 R)
• M23: 36,569,199 km (0.071 R)
• M24: 39,085,735 km (0.105 R)
• M25: 42,569,570 km (0.051 R)
• M26: 43,872,717 km (0.104 R)
• M27: 44,608,140 km (0.079 R)
• M28: 45,053,194 km (0.114 R)
• M29: 48,564,854 km (0.1 R)
• M30: 50,628,108 km (0.089 R)
• M31: 51,436,984 km (0.085 R)
• M32: 56,645,234 km (0.052 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 15,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit