🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.3 AU - 1.84 AU

Year: 688 Days

Day: 36.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.62 AU - 1.84 AU

Year: 796 Days

Day: 30.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.09 AU - 4.85 AU

Year: 2767 Days

Day: 43.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.96 AU - 3.98 AU

Year: 2767 Days

Day: 29.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,423,905 km

• M1: 1,233,135 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 14.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.61 AU - 6.63 AU

Year: 5959 Days

Day: 12.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,423,905 km

• M1: 187,745 km (0.092 R)
• M2: 647,460 km (0.066 R)
• M3: 1,215,034 km (0.114 R)
• M4: 1,834,070 km (0.032 R)
• M5: 3,072,291 km (0.063 R)
• M6: 3,658,566 km (0.089 R)
• M7: 4,522,344 km (0.081 R)
• M8: 5,371,760 km (0.111 R)
• M9: 6,132,466 km (0.115 R)
• M10: 7,571,447 km (0.102 R)
• M11: 8,893,294 km (0.109 R)
• M12: 9,480,466 km (0.098 R)
• M13: 10,732,750 km (0.083 R)
• M14: 12,347,060 km (0.032 R)
• M15: 13,078,893 km (0.078 R)
• M16: 13,729,045 km (0.078 R)
• M17: 14,457,587 km (0.082 R)
• M18: 15,094,126 km (0.079 R)
• M19: 18,226,556 km (0.068 R)
• M20: 20,087,104 km (0.088 R)
• M21: 21,694,384 km (0.098 R)
• M22: 27,292,037 km (0.113 R)
• M23: 27,820,267 km (0.107 R)
• M24: 29,815,304 km (0.077 R)
• M25: 33,083,719 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.1

Radius: 11.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.78 AU - 12.74 AU

Year: 14109 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,423,905 km

• M1: 158,574 km (0.102 R)
• M2: 741,257 km (0.115 R)
• M3: 1,165,068 km (0.095 R)
• M4: 2,110,676 km (0.101 R)
• M5: 5,268,987 km (0.101 R)
• M6: 7,347,200 km (0.107 R)
• M7: 21,237,363 km (0.049 R)
• M8: 23,368,534 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.2

Radius: 6.7

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.14 AU - 14.86 AU

Year: 19317 Days

Day: 15.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,423,905 km

• M1: 83,326 km (0.104 R)
• M2: 316,250 km (0.078 R)
• M3: 525,388 km (0.109 R)
• M4: 812,017 km (0.11 R)
• M5: 1,215,184 km (0.086 R)
• M6: 1,494,632 km (0.107 R)
• M7: 1,946,418 km (0.03 R)
• M8: 3,041,923 km (0.081 R)
• M9: 6,587,692 km (0.099 R)
• M10: 10,692,508 km (0.094 R)
• M11: 11,436,757 km (0.114 R)
• M12: 15,140,950 km (0.096 R)
• M13: 16,480,449 km (0.116 R)
• M14: 19,392,970 km (0.026 R)
• M15: 25,123,317 km (0.106 R)
• M16: 26,213,436 km (0.11 R)
• M17: 28,254,550 km (0.077 R)
• M18: 31,511,295 km (0.108 R)
• M19: 31,887,833 km (0.081 R)
• M20: 32,267,513 km (0.043 R)
• M21: 34,079,143 km (0.066 R)
• M22: 34,875,752 km (0.064 R)
• M23: 37,480,849 km (0.097 R)
• M24: 39,772,688 km (0.112 R)
• M25: 43,693,648 km (0.116 R)
• M26: 46,716,722 km (0.057 R)
• M27: 54,607,112 km (0.074 R)
• M28: 54,968,990 km (0.059 R)
• M29: 57,360,312 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.7

Radius: 7.1

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 17.77 AU - 18.91 AU

Year: 27477 Days

Day: 20.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,423,905 km

• M1: 97,538 km (0.103 R)
• M2: 784,042 km (0.119 R)
• M3: 1,462,020 km (0.069 R)
• M4: 2,414,958 km (0.116 R)
• M5: 2,818,125 km (0.079 R)
• M6: 3,993,814 km (0.112 R)
• M7: 4,332,803 km (0.081 R)
• M8: 5,175,039 km (0.118 R)
• M9: 5,730,047 km (0.057 R)
• M10: 6,785,460 km (0.109 R)
• M11: 7,634,578 km (0.098 R)
• M12: 8,909,002 km (0.039 R)
• M13: 12,704,599 km (0.113 R)
• M14: 13,920,381 km (0.094 R)
• M15: 18,448,409 km (0.076 R)
• M16: 19,475,997 km (0.097 R)
• M17: 20,092,939 km (0.098 R)
• M18: 26,671,356 km (0.091 R)
• M19: 40,496,443 km (0.051 R)
• M20: 44,158,898 km (0.11 R)
• M21: 44,916,910 km (0.052 R)
• M22: 47,085,780 km (0.098 R)
• M23: 58,255,056 km (0.028 R)
• M24: 62,908,747 km (0.073 R)
• M25: 63,675,735 km (0.083 R)
• M26: 64,837,662 km (0.058 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 16,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit