🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.91 AU - 1.05 AU

Year: 353 Days

Day: 40.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,061,507 km

• M1: 552,764 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.98 AU - 4.56 AU

Year: 2660 Days

Day: 27.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.7

Radius: 13

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.24 AU - 5.56 AU

Year: 3942 Days

Day: 7.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 144.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,061,507 km

• M1: 161,715 km (0.076 R)
• M2: 589,116 km (0.042 R)
• M3: 1,782,907 km (0.073 R)
• M4: 2,661,197 km (0.055 R)
• M5: 3,246,723 km (0.106 R)
• M6: 4,274,909 km (0.033 R)
• M7: 5,292,773 km (0.107 R)
• M8: 6,589,337 km (0.1 R)
• M9: 7,229,467 km (0.104 R)
• M10: 8,087,710 km (0.097 R)
• M11: 8,822,385 km (0.079 R)
• M12: 9,245,148 km (0.031 R)
• M13: 10,214,692 km (0.109 R)
• M14: 11,340,267 km (0.092 R)
• M15: 14,835,172 km (0.118 R)
• M16: 17,151,097 km (0.076 R)
• M17: 17,629,660 km (0.115 R)
• M18: 18,426,269 km (0.034 R)
• M19: 19,439,645 km (0.1 R)
• M20: 20,623,562 km (0.088 R)
• M21: 24,090,044 km (0.082 R)
• M22: 26,632,610 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 9.8

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.09 AU - 7.43 AU

Year: 5692 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 122.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,061,507 km

• M1: 121,922 km (0.104 R)
• M2: 531,970 km (0.08 R)
• M3: 1,005,447 km (0.099 R)
• M4: 1,345,184 km (0.045 R)
• M5: 1,694,046 km (0.109 R)
• M6: 2,135,360 km (0.063 R)
• M7: 2,727,319 km (0.106 R)
• M8: 3,583,019 km (0.099 R)
• M9: 4,500,054 km (0.087 R)
• M10: 4,942,115 km (0.106 R)
• M11: 5,945,917 km (0.103 R)
• M12: 6,444,826 km (0.042 R)
• M13: 7,991,668 km (0.049 R)
• M14: 8,353,096 km (0.074 R)
• M15: 11,906,195 km (0.094 R)
• M16: 12,325,219 km (0.119 R)
• M17: 12,699,812 km (0.067 R)
• M18: 13,415,787 km (0.093 R)
• M19: 16,166,593 km (0.099 R)
• M20: 17,539,303 km (0.11 R)
• M21: 19,416,308 km (0.114 R)
• M22: 20,218,003 km (0.103 R)
• M23: 20,814,898 km (0.065 R)
• M24: 21,654,741 km (0.067 R)
• M25: 22,676,195 km (0.117 R)
• M26: 27,446,123 km (0.106 R)
• M27: 29,585,223 km (0.111 R)
• M28: 30,744,307 km (0.086 R)
• M29: 31,733,149 km (0.057 R)
• M30: 32,845,110 km (0.064 R)
• M31: 35,684,627 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.5

Radius: 12.1

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.68 AU - 9.02 AU

Year: 9569 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,061,507 km

• M1: 152,889 km (0.115 R)
• M2: 572,960 km (0.105 R)
• M3: 1,003,203 km (0.091 R)
• M4: 2,159,744 km (0.115 R)
• M5: 2,618,860 km (0.088 R)
• M6: 3,357,425 km (0.039 R)
• M7: 4,345,669 km (0.101 R)
• M8: 6,891,824 km (0.099 R)
• M9: 7,509,364 km (0.116 R)
• M10: 11,111,382 km (0.117 R)
• M11: 16,656,825 km (0.067 R)
• M12: 20,727,533 km (0.053 R)
• M13: 22,015,122 km (0.088 R)
• M14: 27,093,222 km (0.063 R)
• M15: 28,112,432 km (0.044 R)
• M16: 29,688,894 km (0.073 R)
• M17: 34,652,552 km (0.048 R)
• M18: 38,976,080 km (0.074 R)
• M19: 43,507,998 km (0.092 R)
• M20: 44,342,754 km (0.099 R)
• M21: 46,044,130 km (0.107 R)
• M22: 47,056,459 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.8

Radius: 7

Gravity: 16.98 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.19 AU - 22.19 AU

Year: 28195 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 102,061,507 km

• M1: 87,365 km (0.069 R)
• M2: 327,021 km (0.066 R)
• M3: 701,764 km (0.082 R)
• M4: 1,018,014 km (0.07 R)
• M5: 1,718,880 km (0.112 R)
• M6: 2,497,686 km (0.111 R)
• M7: 3,154,421 km (0.112 R)
• M8: 5,086,627 km (0.096 R)
• M9: 7,218,546 km (0.085 R)
• M10: 8,138,274 km (0.099 R)
• M11: 9,317,703 km (0.109 R)
• M12: 9,819,903 km (0.097 R)
• M13: 12,231,720 km (0.1 R)
• M14: 12,987,489 km (0.09 R)
• M15: 13,298,204 km (0.053 R)
• M16: 17,425,908 km (0.115 R)
• M17: 17,709,097 km (0.1 R)
• M18: 21,351,506 km (0.097 R)
• M19: 22,668,865 km (0.097 R)
• M20: 23,923,093 km (0.106 R)
• M21: 28,874,483 km (0.104 R)
• M22: 30,483,409 km (0.081 R)
• M23: 32,292,795 km (0.113 R)
• M24: 34,468,097 km (0.111 R)
• M25: 39,108,324 km (0.111 R)
• M26: 40,247,961 km (0.106 R)
• M27: 42,593,356 km (0.104 R)
• M28: 44,148,276 km (0.043 R)
• M29: 55,493,629 km (0.071 R)
• M30: 59,882,382 km (0.093 R)
• M31: 62,933,431 km (0.104 R)
• M32: 70,531,656 km (0.11 R)
• M33: 78,462,138 km (0.063 R)
• M34: 86,417,604 km (0.115 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 17,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit