🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.58 AU - 0.74 AU

Year: 188 Days

Day: 29.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,044,245 km

• M1: 41,439 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.65 AU - 0.77 AU

Year: 209 Days

Day: 34.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,044,245 km

• M1: 84,074 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.95 AU - 1.35 AU

Year: 431 Days

Day: 24.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.35 AU - 2.49 AU

Year: 1317 Days

Day: 12.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.53 AU - 3.87 AU

Year: 2003 Days

Day: 13.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.7

Radius: 4.5

Gravity: 20.92 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.35 AU - 16.75 AU

Year: 17450 Days

Day: 19.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,044,245 km

• M1: 64,327 km (0.07 R)
• M2: 208,091 km (0.106 R)
• M3: 529,128 km (0.109 R)
• M4: 702,960 km (0.053 R)
• M5: 863,329 km (0.065 R)
• M6: 1,048,083 km (0.102 R)
• M7: 1,285,794 km (0.117 R)
• M8: 2,030,342 km (0.034 R)
• M9: 2,442,335 km (0.103 R)
• M10: 3,618,174 km (0.062 R)
• M11: 3,840,776 km (0.084 R)
• M12: 4,191,732 km (0.113 R)
• M13: 4,500,353 km (0.111 R)
• M14: 4,725,198 km (0.045 R)
• M15: 5,025,292 km (0.105 R)
• M16: 7,056,232 km (0.113 R)
• M17: 7,582,069 km (0.093 R)
• M18: 8,662,465 km (0.111 R)
• M19: 11,654,422 km (0.115 R)
• M20: 11,834,987 km (0.085 R)
• M21: 12,958,018 km (0.114 R)
• M22: 16,072,945 km (0.065 R)
• M23: 16,371,841 km (0.048 R)
• M24: 17,604,677 km (0.034 R)
• M25: 18,082,643 km (0.115 R)
• M26: 20,690,134 km (0.112 R)
• M27: 23,441,986 km (0.098 R)
• M28: 25,305,527 km (0.112 R)
• M29: 26,324,887 km (0.1 R)
• M30: 32,306,408 km (0.05 R)
• M31: 32,662,900 km (0.094 R)
• M32: 36,502,628 km (0.071 R)
• M33: 46,861,234 km (0.069 R)
• M34: 47,470,995 km (0.12 R)
• M35: 56,572,828 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.3

Radius: 6

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.69 AU - 15.97 AU

Year: 20999 Days

Day: 18.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,044,245 km

• M1: 74,649 km (0.117 R)
• M2: 1,091,017 km (0.059 R)
• M3: 2,302,910 km (0.065 R)
• M4: 2,527,606 km (0.065 R)
• M5: 3,252,108 km (0.039 R)
• M6: 4,487,637 km (0.087 R)
• M7: 5,319,551 km (0.026 R)
• M8: 5,628,021 km (0.105 R)
• M9: 8,022,485 km (0.096 R)
• M10: 8,428,494 km (0.053 R)
• M11: 9,894,852 km (0.079 R)
• M12: 11,066,951 km (0.067 R)
• M13: 12,819,490 km (0.073 R)
• M14: 13,892,406 km (0.076 R)
• M15: 15,023,815 km (0.052 R)
• M16: 21,055,003 km (0.082 R)
• M17: 21,473,727 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.6

Radius: 3.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 16.73 AU - 21.77 AU

Year: 29548 Days

Day: 20 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,044,245 km

• M1: 41,439 km (0.089 R)
• M2: 208,390 km (0.028 R)
• M3: 403,765 km (0.091 R)
• M4: 1,142,778 km (0.086 R)
• M5: 3,593,939 km (0.062 R)
• M6: 4,287,176 km (0.118 R)
• M7: 4,441,112 km (0.074 R)
• M8: 5,745,755 km (0.08 R)
• M9: 5,870,071 km (0.096 R)
• M10: 9,811,975 km (0.105 R)
• M11: 11,587,851 km (0.05 R)
• M12: 12,972,379 km (0.112 R)
• M13: 19,755,147 km (0.055 R)
• M14: 23,653,069 km (0.095 R)
• M15: 23,812,391 km (0.085 R)
• M16: 24,620,070 km (0.106 R)
• M17: 24,865,859 km (0.115 R)
• M18: 25,865,472 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.9

Radius: 5

Gravity: 17.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 15.89 AU - 25.59 AU

Year: 33044 Days

Day: 24.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 91,044,245 km

• M1: 65,225 km (0.099 R)
• M2: 369,208 km (0.099 R)
• M3: 706,102 km (0.059 R)
• M4: 929,003 km (0.071 R)
• M5: 1,288,786 km (0.069 R)
• M6: 1,624,633 km (0.095 R)
• M7: 3,156,665 km (0.088 R)
• M8: 3,765,827 km (0.081 R)
• M9: 4,378,131 km (0.118 R)
• M10: 4,783,691 km (0.067 R)
• M11: 5,417,687 km (0.095 R)
• M12: 6,016,976 km (0.113 R)
• M13: 6,378,704 km (0.03 R)
• M14: 6,612,076 km (0.051 R)
• M15: 7,865,407 km (0.064 R)
• M16: 8,408,298 km (0.093 R)
• M17: 8,575,997 km (0.107 R)
• M18: 10,441,782 km (0.088 R)
• M19: 13,227,593 km (0.059 R)
• M20: 14,072,522 km (0.107 R)
• M21: 15,199,293 km (0.067 R)
• M22: 16,734,616 km (0.066 R)
• M23: 17,722,261 km (0.119 R)
• M24: 18,183,621 km (0.034 R)
• M25: 18,464,416 km (0.118 R)
• M26: 24,024,520 km (0.069 R)
• M27: 24,476,007 km (0.11 R)
• M28: 26,577,408 km (0.061 R)
• M29: 26,818,111 km (0.076 R)
• M30: 28,922,953 km (0.076 R)
• M31: 30,211,290 km (0.094 R)
• M32: 34,304,886 km (0.044 R)
• M33: 35,165,672 km (0.093 R)
• M34: 41,598,530 km (0.042 R)
• M35: 43,905,629 km (0.116 R)
• M36: 46,819,945 km (0.063 R)
• M37: 55,936,589 km (0.116 R)
• M38: 57,730,267 km (0.052 R)
• M39: 61,852,736 km (0.066 R)
• M40: 64,852,472 km (0.065 R)
• M41: 65,070,436 km (0.093 R)
• M42: 73,244,314 km (0.107 R)
• M43: 75,149,144 km (0.097 R)
• M44: 87,541,832 km (0.095 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 19,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit