🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.72 AU - 0.86 AU

Year: 265 Days

Day: 38.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.77 AU - 1.11 AU

Year: 343 Days

Day: 13.2 Hours

Environment

Temp: 38 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.69 AU - 2.17 AU

Year: 1010 Days

Day: 39.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.16 AU - 2.46 AU

Year: 1323 Days

Day: 46 Hours

Environment

Temp: -87 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 13.2

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.87 AU - 6.57 AU

Year: 5844 Days

Day: 7.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,136,317 km

• M1: 164,109 km (0.107 R)
• M2: 619,335 km (0.116 R)
• M3: 1,226,104 km (0.1 R)
• M4: 2,202,679 km (0.073 R)
• M5: 2,822,762 km (0.058 R)
• M6: 3,426,390 km (0.091 R)
• M7: 3,970,327 km (0.079 R)
• M8: 4,467,292 km (0.093 R)
• M9: 6,311,534 km (0.082 R)
• M10: 7,097,521 km (0.1 R)
• M11: 7,795,246 km (0.076 R)
• M12: 15,247,165 km (0.057 R)
• M13: 16,160,460 km (0.11 R)
• M14: 17,829,373 km (0.071 R)
• M15: 19,610,635 km (0.087 R)
• M16: 20,038,036 km (0.098 R)
• M17: 21,734,327 km (0.105 R)
• M18: 24,578,781 km (0.104 R)
• M19: 26,781,609 km (0.12 R)
• M20: 28,381,708 km (0.082 R)
• M21: 29,669,746 km (0.081 R)
• M22: 33,160,462 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 14.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.35 AU - 9.51 AU

Year: 10053 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,136,317 km

• M1: 179,069 km (0.109 R)
• M2: 947,852 km (0.079 R)
• M3: 2,199,388 km (0.093 R)
• M4: 2,943,189 km (0.033 R)
• M5: 3,447,483 km (0.069 R)
• M6: 4,036,450 km (0.085 R)
• M7: 4,936,879 km (0.08 R)
• M8: 5,826,837 km (0.117 R)
• M9: 7,380,112 km (0.046 R)
• M10: 9,978,627 km (0.06 R)
• M11: 11,567,805 km (0.117 R)
• M12: 12,190,880 km (0.086 R)
• M13: 15,377,764 km (0.065 R)
• M14: 16,412,233 km (0.117 R)
• M15: 19,635,169 km (0.115 R)
• M16: 20,523,033 km (0.06 R)
• M17: 22,466,010 km (0.102 R)
• M18: 24,161,402 km (0.073 R)
• M19: 25,275,308 km (0.079 R)
• M20: 25,940,720 km (0.09 R)
• M21: 29,653,739 km (0.055 R)
• M22: 32,354,728 km (0.097 R)
• M23: 34,630,411 km (0.051 R)
• M24: 37,010,962 km (0.096 R)
• M25: 39,118,796 km (0.119 R)
• M26: 40,009,502 km (0.055 R)
• M27: 42,629,110 km (0.087 R)
• M28: 47,773,482 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.3

Radius: 14.1

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.95 AU - 12.89 AU

Year: 13594 Days

Day: 12.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,136,317 km

• M1: 176,525 km (0.057 R)
• M2: 739,761 km (0.111 R)
• M3: 1,452,296 km (0.073 R)
• M4: 2,474,798 km (0.108 R)
• M5: 3,120,911 km (0.09 R)
• M6: 3,657,668 km (0.063 R)
• M7: 5,947,413 km (0.114 R)
• M8: 7,685,291 km (0.107 R)
• M9: 8,671,889 km (0.114 R)
• M10: 9,272,674 km (0.089 R)
• M11: 10,557,720 km (0.088 R)
• M12: 11,958,405 km (0.06 R)
• M13: 13,946,860 km (0.065 R)
• M14: 15,486,072 km (0.086 R)
• M15: 16,981,303 km (0.057 R)
• M16: 20,606,658 km (0.071 R)
• M17: 22,413,651 km (0.103 R)
• M18: 23,933,715 km (0.086 R)
• M19: 25,218,611 km (0.086 R)
• M20: 26,445,014 km (0.065 R)
• M21: 28,576,933 km (0.116 R)
• M22: 29,016,601 km (0.115 R)
• M23: 29,684,705 km (0.111 R)
• M24: 34,902,081 km (0.051 R)
• M25: 36,682,595 km (0.065 R)
• M26: 39,738,131 km (0.091 R)
• M27: 43,103,485 km (0.086 R)
• M28: 45,899,020 km (0.054 R)
• M29: 49,600,520 km (0.104 R)
• M30: 55,008,633 km (0.074 R)
• M31: 55,689,752 km (0.032 R)
• M32: 58,118,174 km (0.071 R)
• M33: 59,002,447 km (0.092 R)
• M34: 60,255,330 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.6

Radius: 4.6

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 17.2 AU - 18.6 AU

Year: 28530 Days

Day: 16.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,136,317 km

• M1: 57,146 km (0.095 R)
• M2: 229,334 km (0.07 R)
• M3: 394,789 km (0.118 R)
• M4: 1,183,469 km (0.108 R)
• M5: 5,331,668 km (0.108 R)
• M6: 7,367,546 km (0.111 R)
• M7: 12,175,771 km (0.097 R)
• M8: 15,701,493 km (0.097 R)
• M9: 16,003,831 km (0.109 R)
• M10: 16,776,504 km (0.09 R)
• M11: 17,172,040 km (0.086 R)
• M12: 32,254,348 km (0.074 R)
• M13: 37,362,966 km (0.06 R)
• M14: 45,689,284 km (0.095 R)
• M15: 46,150,794 km (0.113 R)
• M16: 46,770,877 km (0.115 R)
• M17: 52,267,551 km (0.112 R)
• M18: 60,183,523 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 15,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit