🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.45 AU - 0.71 AU

Year: 202 Days

Day: 45.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,241,830 km

• M1: 240,404 km (0.092 R)
• M2: 647,908 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.52 AU - 0.76 AU

Year: 234 Days

Day: 13.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,241,830 km

• M1: 128,205 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.67 AU - 0.77 AU

Year: 279 Days

Day: 39.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,241,830 km

• M1: 63,878 km (0.026 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.3 AU - 1.32 AU

Year: 685 Days

Day: 46.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,241,830 km

• M1: 50,265 km (0.11 R)
• M2: 309,069 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.13 AU - 1.85 AU

Year: 830 Days

Day: 31.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.7

Radius: 13.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.18 AU - 3.08 AU

Year: 1947 Days

Day: 6.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,241,830 km

• M1: 167,849 km (0.071 R)
• M2: 638,334 km (0.059 R)
• M3: 1,248,544 km (0.119 R)
• M4: 1,764,507 km (0.074 R)
• M5: 2,749,609 km (0.094 R)
• M6: 3,282,776 km (0.08 R)
• M7: 4,438,718 km (0.075 R)
• M8: 5,727,504 km (0.1 R)
• M9: 6,187,069 km (0.095 R)
• M10: 7,420,952 km (0.066 R)
• M11: 8,812,960 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.3

Radius: 10

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.24 AU - 3.52 AU

Year: 2837 Days

Day: 9 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,241,830 km

• M1: 124,316 km (0.078 R)
• M2: 444,605 km (0.119 R)
• M3: 978,520 km (0.081 R)
• M4: 1,430,604 km (0.086 R)
• M5: 1,795,474 km (0.086 R)
• M6: 2,482,277 km (0.047 R)
• M7: 2,824,258 km (0.036 R)
• M8: 4,830,216 km (0.099 R)
• M9: 5,688,309 km (0.086 R)
• M10: 7,551,252 km (0.113 R)
• M11: 8,243,142 km (0.112 R)
• M12: 10,689,366 km (0.105 R)
• M13: 11,159,403 km (0.107 R)
• M14: 11,807,610 km (0.081 R)
• M15: 12,395,081 km (0.071 R)
• M16: 13,719,770 km (0.09 R)
• M17: 14,606,287 km (0.073 R)
• M18: 15,880,412 km (0.062 R)
• M19: 16,235,857 km (0.076 R)
• M20: 16,805,077 km (0.071 R)
• M21: 18,425,222 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.9

Radius: 11.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.68 AU - 4.4 AU

Year: 3041 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,241,830 km

• M1: 145,858 km (0.116 R)
• M2: 584,628 km (0.102 R)
• M3: 1,103,883 km (0.041 R)
• M4: 2,807,354 km (0.065 R)
• M5: 3,474,859 km (0.103 R)
• M6: 4,143,263 km (0.117 R)
• M7: 4,649,651 km (0.068 R)
• M8: 5,340,794 km (0.084 R)
• M9: 6,313,030 km (0.101 R)
• M10: 7,612,587 km (0.083 R)
• M11: 9,398,636 km (0.088 R)
• M12: 10,465,568 km (0.119 R)
• M13: 10,851,530 km (0.04 R)
• M14: 14,672,260 km (0.048 R)
• M15: 15,651,378 km (0.101 R)
• M16: 18,068,281 km (0.053 R)
• M17: 18,512,736 km (0.076 R)
• M18: 19,423,488 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 8

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.17 AU - 8.91 AU

Year: 9453 Days

Day: 11.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,241,830 km

• M1: 99,782 km (0.102 R)
• M2: 365,916 km (0.111 R)
• M3: 683,213 km (0.116 R)
• M4: 1,534,126 km (0.055 R)
• M5: 1,900,192 km (0.101 R)
• M6: 2,766,065 km (0.119 R)
• M7: 3,610,096 km (0.054 R)
• M8: 4,063,976 km (0.116 R)
• M9: 4,319,339 km (0.076 R)
• M10: 4,799,997 km (0.03 R)
• M11: 5,249,389 km (0.07 R)
• M12: 5,975,837 km (0.102 R)
• M13: 6,846,496 km (0.098 R)
• M14: 7,374,726 km (0.109 R)
• M15: 8,512,268 km (0.029 R)
• M16: 11,296,883 km (0.082 R)
• M17: 11,690,026 km (0.07 R)
• M18: 14,505,010 km (0.072 R)
• M19: 17,295,159 km (0.12 R)
• M20: 17,592,410 km (0.041 R)
• M21: 21,774,868 km (0.066 R)
• M22: 22,560,256 km (0.079 R)
• M23: 23,819,571 km (0.042 R)
• M24: 29,326,718 km (0.105 R)
• M25: 29,643,566 km (0.112 R)
• M26: 36,472,260 km (0.091 R)
• M27: 37,331,401 km (0.085 R)
• M28: 37,953,279 km (0.097 R)
• M29: 43,179,630 km (0.068 R)
• M30: 50,513,217 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.4

Radius: 7.8

Gravity: 14.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.18 AU - 13.24 AU

Year: 18295 Days

Day: 18.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,241,830 km

• M1: 97,687 km (0.063 R)
• M2: 510,428 km (0.114 R)
• M3: 811,419 km (0.065 R)
• M4: 1,085,482 km (0.096 R)
• M5: 1,376,151 km (0.103 R)
• M6: 1,736,682 km (0.108 R)
• M7: 2,971,463 km (0.083 R)
• M8: 4,068,314 km (0.077 R)
• M9: 4,397,280 km (0.054 R)
• M10: 5,146,167 km (0.11 R)
• M11: 5,935,894 km (0.096 R)
• M12: 6,359,854 km (0.092 R)
• M13: 6,668,475 km (0.114 R)
• M14: 7,220,940 km (0.114 R)
• M15: 10,032,332 km (0.103 R)
• M16: 11,582,166 km (0.097 R)
• M17: 16,265,328 km (0.067 R)
• M18: 17,780,156 km (0.12 R)
• M19: 18,217,131 km (0.073 R)
• M20: 18,571,828 km (0.044 R)
• M21: 18,840,954 km (0.113 R)
• M22: 19,571,141 km (0.082 R)
• M23: 20,131,086 km (0.111 R)
• M24: 24,034,244 km (0.082 R)
• M25: 25,660,822 km (0.095 R)
• M26: 26,899,343 km (0.099 R)
• M27: 28,532,652 km (0.097 R)
• M28: 30,231,187 km (0.083 R)
• M29: 41,246,975 km (0.117 R)
• M30: 42,012,767 km (0.034 R)
• M31: 47,976,935 km (0.083 R)
• M32: 48,823,958 km (0.066 R)
• M33: 54,298,642 km (0.093 R)
• M34: 56,335,566 km (0.11 R)
• M35: 62,550,161 km (0.118 R)
• M36: 67,924,165 km (0.076 R)
• M37: 68,991,696 km (0.078 R)
• M38: 70,505,028 km (0.085 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit