🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.41 AU - 3.45 AU

Year: 2297 Days

Day: 18.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,393,751 km

• M1: 217,366 km (0.095 R)
• M2: 754,721 km (0.113 R)

Asteroid Belt

Center: 4.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.6

Radius: 8.9

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.9 AU - 5.96 AU

Year: 4576 Days

Day: 14.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,393,751 km

• M1: 110,702 km (0.064 R)
• M2: 469,139 km (0.114 R)
• M3: 808,876 km (0.111 R)
• M4: 1,125,874 km (0.105 R)
• M5: 1,514,828 km (0.114 R)
• M6: 2,020,918 km (0.053 R)
• M7: 2,567,399 km (0.088 R)
• M8: 4,995,671 km (0.085 R)
• M9: 7,362,609 km (0.073 R)
• M10: 8,119,724 km (0.063 R)
• M11: 8,498,057 km (0.065 R)
• M12: 9,290,028 km (0.089 R)
• M13: 13,420,724 km (0.102 R)
• M14: 14,004,006 km (0.079 R)
• M15: 17,864,230 km (0.031 R)
• M16: 18,311,378 km (0.093 R)
• M17: 19,697,252 km (0.108 R)
• M18: 20,729,179 km (0.114 R)
• M19: 21,080,883 km (0.091 R)
• M20: 23,503,920 km (0.107 R)
• M21: 24,351,242 km (0.075 R)
• M22: 24,743,189 km (0.069 R)
• M23: 25,700,615 km (0.068 R)
• M24: 26,270,433 km (0.064 R)
• M25: 26,682,725 km (0.106 R)
• M26: 27,015,580 km (0.111 R)
• M27: 28,116,471 km (0.034 R)
• M28: 29,246,982 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.1

Radius: 9.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.66 AU - 6.66 AU

Year: 4870 Days

Day: 5.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,393,751 km

• M1: 120,127 km (0.1 R)
• M2: 567,874 km (0.051 R)
• M3: 915,389 km (0.094 R)
• M4: 1,296,415 km (0.079 R)
• M5: 2,055,924 km (0.026 R)
• M6: 2,926,882 km (0.116 R)
• M7: 3,349,048 km (0.077 R)
• M8: 4,693,633 km (0.079 R)
• M9: 7,143,897 km (0.047 R)
• M10: 8,051,657 km (0.09 R)
• M11: 8,588,264 km (0.106 R)
• M12: 9,301,996 km (0.07 R)
• M13: 11,681,499 km (0.097 R)
• M14: 14,544,055 km (0.088 R)
• M15: 15,503,127 km (0.064 R)
• M16: 15,887,144 km (0.102 R)
• M17: 18,756,431 km (0.076 R)
• M18: 19,445,180 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.6

Radius: 12.9

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.78 AU - 7.24 AU

Year: 6712 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,393,751 km

• M1: 161,267 km (0.089 R)
• M2: 702,960 km (0.102 R)
• M3: 1,316,760 km (0.097 R)
• M4: 1,848,581 km (0.107 R)
• M5: 2,344,199 km (0.078 R)
• M6: 2,989,863 km (0.049 R)
• M7: 4,127,256 km (0.11 R)
• M8: 5,193,888 km (0.065 R)
• M9: 5,727,205 km (0.097 R)
• M10: 6,904,091 km (0.076 R)
• M11: 7,827,709 km (0.096 R)
• M12: 9,779,662 km (0.111 R)
• M13: 10,497,283 km (0.105 R)
• M14: 15,182,688 km (0.077 R)
• M15: 17,980,168 km (0.116 R)
• M16: 20,254,056 km (0.104 R)
• M17: 21,499,907 km (0.12 R)
• M18: 25,543,986 km (0.092 R)
• M19: 26,812,875 km (0.111 R)
• M20: 31,999,284 km (0.111 R)
• M21: 32,625,500 km (0.061 R)
• M22: 36,556,633 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.4

Radius: 5.6

Gravity: 19.91 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 13.77 AU - 13.93 AU

Year: 18641 Days

Day: 18.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,393,751 km

• M1: 69,713 km (0.115 R)
• M2: 266,733 km (0.08 R)
• M3: 1,222,065 km (0.118 R)
• M4: 1,820,456 km (0.063 R)
• M5: 2,506,064 km (0.097 R)
• M6: 2,957,400 km (0.084 R)
• M7: 4,082,825 km (0.111 R)
• M8: 4,881,079 km (0.114 R)
• M9: 5,392,255 km (0.119 R)
• M10: 6,693,906 km (0.088 R)
• M11: 7,750,067 km (0.089 R)
• M12: 8,702,856 km (0.04 R)
• M13: 9,844,138 km (0.04 R)
• M14: 11,328,748 km (0.092 R)
• M15: 14,586,241 km (0.094 R)
• M16: 15,259,581 km (0.093 R)
• M17: 16,347,906 km (0.09 R)
• M18: 18,940,138 km (0.083 R)
• M19: 20,287,566 km (0.116 R)
• M20: 21,601,633 km (0.106 R)
• M21: 21,793,867 km (0.115 R)
• M22: 23,071,432 km (0.039 R)
• M23: 23,575,876 km (0.081 R)
• M24: 28,107,046 km (0.062 R)
• M25: 37,166,544 km (0.106 R)
• M26: 38,279,402 km (0.102 R)
• M27: 39,990,054 km (0.117 R)
• M28: 43,105,130 km (0.117 R)
• M29: 44,488,312 km (0.097 R)
• M30: 45,742,541 km (0.049 R)
• M31: 51,850,323 km (0.108 R)
• M32: 54,473,821 km (0.084 R)
• M33: 55,547,634 km (0.092 R)
• M34: 57,368,390 km (0.09 R)
• M35: 58,293,503 km (0.108 R)
• M36: 59,605,327 km (0.034 R)
• M37: 65,451,013 km (0.112 R)
• M38: 67,276,406 km (0.093 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 20,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit