🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.63 AU - 0.97 AU

Year: 258 Days

Day: 36.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.57 AU - 2.31 AU

Year: 972 Days

Day: 27.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,736,699 km

• M1: 103,073 km (0.059 R)
• M2: 1,666,221 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.14 AU - 3.82 AU

Year: 2336 Days

Day: 19.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,736,699 km

• M1: 1,422,825 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.88 AU - 4.54 AU

Year: 2572 Days

Day: 31.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.99 AU - 4.45 AU

Year: 2582 Days

Day: 47.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944

Radius: 13.3

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.14 AU - 9.18 AU

Year: 9977 Days

Day: 5.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,736,699 km

• M1: 165,904 km (0.066 R)
• M2: 629,508 km (0.106 R)
• M3: 1,056,161 km (0.047 R)
• M4: 1,938,040 km (0.118 R)
• M5: 2,540,770 km (0.113 R)
• M6: 3,242,833 km (0.113 R)
• M7: 4,475,819 km (0.115 R)
• M8: 5,503,855 km (0.098 R)
• M9: 6,683,584 km (0.11 R)
• M10: 8,025,327 km (0.053 R)
• M11: 9,047,380 km (0.113 R)
• M12: 12,697,418 km (0.087 R)
• M13: 14,746,610 km (0.116 R)
• M14: 20,398,717 km (0.061 R)
• M15: 21,075,946 km (0.099 R)
• M16: 23,289,247 km (0.108 R)
• M17: 29,120,123 km (0.051 R)
• M18: 29,547,524 km (0.098 R)
• M19: 35,249,297 km (0.101 R)
• M20: 39,781,814 km (0.081 R)
• M21: 42,051,363 km (0.097 R)
• M22: 51,839,701 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 14.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.67 AU - 11.33 AU

Year: 10538 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,736,699 km

• M1: 184,005 km (0.077 R)
• M2: 829,520 km (0.091 R)
• M3: 1,904,381 km (0.113 R)
• M4: 2,550,045 km (0.081 R)
• M5: 3,614,285 km (0.056 R)
• M6: 4,841,137 km (0.104 R)
• M7: 5,504,154 km (0.065 R)
• M8: 6,023,857 km (0.09 R)
• M9: 6,540,868 km (0.116 R)
• M10: 7,546,764 km (0.087 R)
• M11: 9,268,785 km (0.045 R)
• M12: 11,973,514 km (0.111 R)
• M13: 13,420,275 km (0.057 R)
• M14: 15,231,008 km (0.096 R)
• M15: 20,082,317 km (0.099 R)
• M16: 22,527,644 km (0.101 R)
• M17: 23,273,240 km (0.055 R)
• M18: 33,125,307 km (0.094 R)
• M19: 34,524,645 km (0.116 R)
• M20: 37,440,906 km (0.119 R)
• M21: 37,903,762 km (0.085 R)
• M22: 40,761,381 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.7

Radius: 5.5

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 11.23 AU - 16.19 AU

Year: 18270 Days

Day: 24.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,736,699 km

• M1: 68,665 km (0.12 R)
• M2: 277,055 km (0.114 R)
• M3: 526,136 km (0.068 R)
• M4: 826,528 km (0.094 R)
• M5: 1,094,608 km (0.106 R)
• M6: 2,063,254 km (0.074 R)
• M7: 2,559,919 km (0.114 R)
• M8: 3,587,806 km (0.071 R)
• M9: 3,964,643 km (0.081 R)
• M10: 4,209,235 km (0.059 R)
• M11: 5,400,633 km (0.053 R)
• M12: 6,133,812 km (0.103 R)
• M13: 6,337,415 km (0.088 R)
• M14: 6,715,000 km (0.12 R)
• M15: 7,332,240 km (0.071 R)
• M16: 8,083,222 km (0.061 R)
• M17: 12,425,300 km (0.094 R)
• M18: 13,083,680 km (0.105 R)
• M19: 13,489,689 km (0.07 R)
• M20: 14,398,047 km (0.091 R)
• M21: 16,104,061 km (0.116 R)
• M22: 17,693,239 km (0.098 R)
• M23: 19,123,844 km (0.108 R)
• M24: 19,297,078 km (0.077 R)
• M25: 20,720,951 km (0.114 R)
• M26: 26,361,987 km (0.062 R)
• M27: 29,589,561 km (0.076 R)
• M28: 30,760,913 km (0.115 R)
• M29: 31,237,980 km (0.079 R)
• M30: 31,719,985 km (0.091 R)
• M31: 38,582,787 km (0.1 R)
• M32: 41,121,463 km (0.043 R)
• M33: 44,524,365 km (0.117 R)
• M34: 46,060,736 km (0.095 R)
• M35: 47,791,134 km (0.093 R)
• M36: 52,390,521 km (0.09 R)
• M37: 52,729,958 km (0.119 R)
• M38: 58,726,140 km (0.119 R)
• M39: 64,186,612 km (0.066 R)
• M40: 65,161,093 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.2

Radius: 5.1

Gravity: 38.26 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.51 AU - 19.17 AU

Year: 22688 Days

Day: 16.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 93,736,699 km

• M1: 146,307 km (0.035 R)
• M2: 695,780 km (0.099 R)
• M3: 1,102,237 km (0.096 R)
• M4: 1,326,185 km (0.108 R)
• M5: 1,509,592 km (0.102 R)
• M6: 2,643,544 km (0.087 R)
• M7: 2,854,028 km (0.113 R)
• M8: 3,075,732 km (0.081 R)
• M9: 3,429,830 km (0.067 R)
• M10: 3,648,542 km (0.044 R)
• M11: 4,045,276 km (0.062 R)
• M12: 5,367,422 km (0.108 R)
• M13: 5,924,674 km (0.058 R)
• M14: 6,807,152 km (0.044 R)
• M15: 7,003,424 km (0.1 R)
• M16: 7,563,220 km (0.102 R)
• M17: 8,262,440 km (0.114 R)
• M18: 9,726,854 km (0.104 R)
• M19: 12,271,214 km (0.097 R)
• M20: 12,562,481 km (0.08 R)
• M21: 13,695,835 km (0.12 R)
• M22: 14,327,437 km (0.098 R)
• M23: 19,695,906 km (0.114 R)
• M24: 20,095,183 km (0.04 R)
• M25: 23,935,061 km (0.116 R)
• M26: 30,040,150 km (0.116 R)
• M27: 31,918,800 km (0.088 R)
• M28: 32,469,470 km (0.045 R)
• M29: 42,828,374 km (0.044 R)
• M30: 45,031,203 km (0.079 R)
• M31: 48,747,214 km (0.081 R)
• M32: 50,586,370 km (0.077 R)
• M33: 55,981,468 km (0.104 R)
• M34: 56,180,882 km (0.099 R)
• M35: 58,611,698 km (0.118 R)
• M36: 60,900,695 km (0.073 R)
• M37: 71,353,397 km (0.105 R)
• M38: 78,115,520 km (0.12 R)
• M39: 85,292,328 km (0.113 R)
• M40: 87,958,312 km (0.085 R)
• M41: 91,783,230 km (0.097 R)
• M42: 93,736,679 km (0.086 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 17,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit