🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.45 AU - 0.71 AU

Year: 156 Days

Day: 20.2 Hours

Environment

Temp: 248 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.57 AU - 4.19 AU

Year: 2194 Days

Day: 43.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.8 AU - 4.96 AU

Year: 3237 Days

Day: 34.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.3

Radius: 9.9

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.42 AU - 8.9 AU

Year: 8231 Days

Day: 6.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,726,229 km

• M1: 129,402 km (0.106 R)
• M2: 541,843 km (0.12 R)
• M3: 932,593 km (0.073 R)
• M4: 3,387,793 km (0.103 R)
• M5: 5,174,740 km (0.086 R)
• M6: 6,759,879 km (0.116 R)
• M7: 10,822,359 km (0.091 R)
• M8: 15,362,953 km (0.069 R)
• M9: 16,769,622 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.6

Radius: 8.3

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.4 AU - 9.18 AU

Year: 9202 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,726,229 km

• M1: 113,395 km (0.119 R)
• M2: 415,583 km (0.114 R)
• M3: 1,294,022 km (0.088 R)
• M4: 2,310,390 km (0.111 R)
• M5: 2,684,085 km (0.096 R)
• M6: 3,074,984 km (0.109 R)
• M7: 3,478,599 km (0.106 R)
• M8: 4,598,938 km (0.084 R)
• M9: 5,031,724 km (0.087 R)
• M10: 5,696,837 km (0.071 R)
• M11: 6,344,446 km (0.063 R)
• M12: 6,802,814 km (0.07 R)
• M13: 8,266,629 km (0.096 R)
• M14: 9,929,559 km (0.059 R)
• M15: 10,653,313 km (0.108 R)
• M16: 11,356,573 km (0.077 R)
• M17: 11,634,974 km (0.11 R)
• M18: 14,030,485 km (0.111 R)
• M19: 16,451,577 km (0.117 R)
• M20: 17,612,008 km (0.089 R)
• M21: 18,212,194 km (0.108 R)
• M22: 20,999,801 km (0.117 R)
• M23: 24,427,388 km (0.119 R)
• M24: 25,457,668 km (0.056 R)
• M25: 26,224,956 km (0.094 R)
• M26: 27,305,052 km (0.106 R)
• M27: 31,812,586 km (0.101 R)
• M28: 36,188,473 km (0.112 R)
• M29: 38,269,828 km (0.086 R)
• M30: 47,251,385 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320

Radius: 10.6

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.09 AU - 12.95 AU

Year: 15642 Days

Day: 8.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,726,229 km

• M1: 132,095 km (0.042 R)
• M2: 480,060 km (0.079 R)
• M3: 1,137,692 km (0.03 R)
• M4: 1,694,196 km (0.11 R)
• M5: 2,079,111 km (0.057 R)
• M6: 2,483,474 km (0.04 R)
• M7: 3,756,403 km (0.085 R)
• M8: 4,217,912 km (0.114 R)
• M9: 8,630,900 km (0.117 R)
• M10: 9,585,035 km (0.105 R)
• M11: 11,758,991 km (0.098 R)
• M12: 12,276,899 km (0.08 R)
• M13: 12,810,066 km (0.116 R)
• M14: 15,573,138 km (0.061 R)
• M15: 16,695,721 km (0.102 R)
• M16: 18,097,902 km (0.111 R)
• M17: 23,580,065 km (0.109 R)
• M18: 26,013,574 km (0.067 R)
• M19: 27,692,361 km (0.05 R)
• M20: 30,290,726 km (0.066 R)
• M21: 31,155,552 km (0.049 R)
• M22: 31,594,023 km (0.067 R)
• M23: 32,821,025 km (0.1 R)
• M24: 34,545,290 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.4

Radius: 5.3

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.29 AU - 20.29 AU

Year: 28760 Days

Day: 20.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,726,229 km

• M1: 65,973 km (0.112 R)
• M2: 431,590 km (0.101 R)
• M3: 660,475 km (0.107 R)
• M4: 1,036,713 km (0.091 R)
• M5: 1,233,584 km (0.073 R)
• M6: 1,560,755 km (0.119 R)
• M7: 2,666,732 km (0.111 R)
• M8: 3,581,822 km (0.117 R)
• M9: 3,832,847 km (0.12 R)
• M10: 5,093,508 km (0.081 R)
• M11: 5,556,813 km (0.1 R)
• M12: 7,467,926 km (0.067 R)
• M13: 7,878,273 km (0.09 R)
• M14: 9,617,797 km (0.094 R)
• M15: 11,064,857 km (0.107 R)
• M16: 14,314,123 km (0.077 R)
• M17: 17,664,517 km (0.074 R)
• M18: 18,392,161 km (0.113 R)
• M19: 19,223,775 km (0.1 R)
• M20: 20,694,621 km (0.106 R)
• M21: 23,374,069 km (0.091 R)
• M22: 24,746,779 km (0.088 R)
• M23: 25,047,770 km (0.054 R)
• M24: 29,185,797 km (0.119 R)
• M25: 31,240,673 km (0.118 R)
• M26: 35,254,533 km (0.102 R)
• M27: 36,535,540 km (0.116 R)
• M28: 36,795,541 km (0.117 R)
• M29: 41,545,273 km (0.053 R)
• M30: 42,685,508 km (0.076 R)
• M31: 46,535,410 km (0.118 R)
• M32: 51,420,379 km (0.087 R)
• M33: 52,403,685 km (0.1 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 18,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit