🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.61 AU - 1.71 AU

Year: 773 Days

Day: 20.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 152.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,409,511 km

• M1: 26,030 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.01 AU - 4.23 AU

Year: 2491 Days

Day: 22.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.01 AU - 4.69 AU

Year: 3281 Days

Day: 31.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.06 AU - 5.2 AU

Year: 3603 Days

Day: 24.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.1

Radius: 12.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.2 AU - 9.82 AU

Year: 8199 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,409,511 km

• M1: 178,171 km (0.1 R)
• M2: 686,654 km (0.074 R)
• M3: 1,102,836 km (0.087 R)
• M4: 1,693,897 km (0.095 R)
• M5: 2,347,340 km (0.079 R)
• M6: 5,586,134 km (0.038 R)
• M7: 6,801,018 km (0.099 R)
• M8: 9,014,468 km (0.078 R)
• M9: 9,710,547 km (0.089 R)
• M10: 10,801,415 km (0.084 R)
• M11: 12,996,016 km (0.061 R)
• M12: 15,014,839 km (0.071 R)
• M13: 15,524,818 km (0.1 R)
• M14: 16,418,217 km (0.039 R)
• M15: 18,597,409 km (0.029 R)
• M16: 19,908,485 km (0.062 R)
• M17: 21,407,904 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.1

Radius: 12.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.9 AU - 10.74 AU

Year: 9473 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,409,511 km

• M1: 159,471 km (0.107 R)
• M2: 1,249,441 km (0.072 R)
• M3: 1,666,221 km (0.068 R)
• M4: 2,147,328 km (0.096 R)
• M5: 2,922,095 km (0.08 R)
• M6: 4,228,384 km (0.044 R)
• M7: 4,628,409 km (0.115 R)
• M8: 6,588,739 km (0.09 R)
• M9: 8,183,901 km (0.069 R)
• M10: 8,769,128 km (0.04 R)
• M11: 10,693,705 km (0.059 R)
• M12: 11,441,544 km (0.102 R)
• M13: 13,464,108 km (0.07 R)
• M14: 14,786,403 km (0.034 R)
• M15: 15,362,205 km (0.04 R)
• M16: 16,867,609 km (0.103 R)
• M17: 17,946,060 km (0.118 R)
• M18: 20,380,765 km (0.101 R)
• M19: 21,311,862 km (0.105 R)
• M20: 21,824,684 km (0.083 R)
• M21: 26,481,366 km (0.094 R)
• M22: 29,085,865 km (0.082 R)
• M23: 29,717,318 km (0.071 R)
• M24: 31,572,032 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.4

Radius: 13.8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.93 AU - 9.51 AU

Year: 10125 Days

Day: 9 Hours

Environment

Temp: -175 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,409,511 km

• M1: 174,132 km (0.081 R)
• M2: 633,996 km (0.099 R)
• M3: 1,590,375 km (0.111 R)
• M4: 2,633,072 km (0.083 R)
• M5: 3,433,870 km (0.076 R)
• M6: 4,024,482 km (0.117 R)
• M7: 5,222,013 km (0.096 R)
• M8: 6,214,296 km (0.076 R)
• M9: 9,225,252 km (0.106 R)
• M10: 10,717,640 km (0.102 R)
• M11: 12,174,424 km (0.094 R)
• M12: 12,704,599 km (0.048 R)
• M13: 16,799,841 km (0.114 R)
• M14: 17,397,185 km (0.049 R)
• M15: 19,404,639 km (0.064 R)
• M16: 20,803,229 km (0.036 R)
• M17: 25,014,858 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 14.3

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.71 AU - 12.01 AU

Year: 14771 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,409,511 km

• M1: 181,313 km (0.09 R)
• M2: 882,478 km (0.111 R)
• M3: 1,485,357 km (0.082 R)
• M4: 2,122,046 km (0.082 R)
• M5: 3,119,714 km (0.081 R)
• M6: 4,206,991 km (0.113 R)
• M7: 5,851,371 km (0.059 R)
• M8: 7,289,755 km (0.025 R)
• M9: 8,761,498 km (0.117 R)
• M10: 9,244,550 km (0.076 R)
• M11: 10,054,473 km (0.098 R)
• M12: 11,471,165 km (0.08 R)
• M13: 13,079,491 km (0.051 R)
• M14: 15,944,440 km (0.065 R)
• M15: 16,887,356 km (0.041 R)
• M16: 17,410,200 km (0.108 R)
• M17: 18,410,112 km (0.091 R)
• M18: 21,465,798 km (0.096 R)
• M19: 25,522,444 km (0.12 R)
• M20: 26,311,273 km (0.072 R)
• M21: 28,145,792 km (0.054 R)
• M22: 28,987,879 km (0.107 R)
• M23: 30,392,154 km (0.094 R)
• M24: 35,118,399 km (0.098 R)
• M25: 36,465,229 km (0.111 R)
• M26: 37,846,317 km (0.112 R)
• M27: 40,712,612 km (0.088 R)
• M28: 43,860,899 km (0.059 R)
• M29: 46,727,643 km (0.048 R)
• M30: 53,310,099 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.3

Radius: 3

Gravity: 39.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.4 AU - 19.56 AU

Year: 24195 Days

Day: 23.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,409,511 km

• M1: 37,399 km (0.045 R)
• M2: 200,461 km (0.085 R)
• M3: 337,792 km (0.099 R)
• M4: 775,964 km (0.09 R)
• M5: 972,536 km (0.082 R)
• M6: 1,560,156 km (0.101 R)
• M7: 1,711,848 km (0.115 R)
• M8: 2,575,926 km (0.106 R)
• M9: 2,861,209 km (0.069 R)
• M10: 3,965,391 km (0.113 R)
• M11: 4,089,407 km (0.087 R)
• M12: 5,438,182 km (0.116 R)
• M13: 6,443,479 km (0.096 R)
• M14: 7,519,088 km (0.103 R)
• M15: 8,708,840 km (0.117 R)
• M16: 9,568,280 km (0.104 R)
• M17: 10,190,906 km (0.09 R)
• M18: 12,090,051 km (0.073 R)
• M19: 12,817,097 km (0.048 R)
• M20: 15,399,455 km (0.115 R)
• M21: 19,353,626 km (0.094 R)
• M22: 29,774,464 km (0.088 R)
• M23: 30,370,013 km (0.061 R)
• M24: 35,157,744 km (0.108 R)
• M25: 36,091,384 km (0.037 R)
• M26: 40,279,675 km (0.113 R)
• M27: 41,596,586 km (0.038 R)
• M28: 46,990,935 km (0.078 R)
• M29: 49,273,051 km (0.111 R)
• M30: 49,938,312 km (0.115 R)
• M31: 51,116,994 km (0.108 R)
• M32: 61,413,367 km (0.077 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 17,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit