🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.49 AU - 0.61 AU

Year: 148 Days

Day: 14.2 Hours

Environment

Temp: 222 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,253,129 km

• M1: 33,211 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.15 AU - 5.15 AU

Year: 3073 Days

Day: 19.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.69 AU - 5.05 AU

Year: 3906 Days

Day: 33.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 9.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.01 AU - 6.43 AU

Year: 4334 Days

Day: 14 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,253,129 km

• M1: 122,820 km (0.1 R)
• M2: 513,869 km (0.098 R)
• M3: 903,721 km (0.076 R)
• M4: 1,208,751 km (0.101 R)
• M5: 1,552,527 km (0.053 R)
• M6: 1,949,559 km (0.102 R)
• M7: 2,399,849 km (0.093 R)
• M8: 2,885,893 km (0.069 R)
• M9: 3,528,715 km (0.107 R)
• M10: 4,793,565 km (0.087 R)
• M11: 5,316,858 km (0.11 R)
• M12: 7,178,304 km (0.111 R)
• M13: 8,256,157 km (0.12 R)
• M14: 9,150,453 km (0.036 R)
• M15: 9,769,339 km (0.116 R)
• M16: 10,454,797 km (0.105 R)
• M17: 10,809,344 km (0.049 R)
• M18: 11,584,261 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.9

Radius: 10.7

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.49 AU - 9.95 AU

Year: 10175 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,253,129 km

• M1: 133,142 km (0.09 R)
• M2: 478,414 km (0.119 R)
• M3: 875,896 km (0.115 R)
• M4: 1,298,659 km (0.079 R)
• M5: 1,736,981 km (0.116 R)
• M6: 2,202,529 km (0.077 R)
• M7: 2,630,230 km (0.076 R)
• M8: 3,157,712 km (0.091 R)
• M9: 5,048,928 km (0.113 R)
• M10: 5,529,586 km (0.06 R)
• M11: 6,846,646 km (0.119 R)
• M12: 7,681,701 km (0.112 R)
• M13: 10,647,329 km (0.046 R)
• M14: 12,384,310 km (0.062 R)
• M15: 12,964,002 km (0.06 R)
• M16: 14,747,657 km (0.09 R)
• M17: 16,411,934 km (0.039 R)
• M18: 16,829,312 km (0.093 R)
• M19: 17,977,027 km (0.067 R)
• M20: 19,176,203 km (0.078 R)
• M21: 20,992,471 km (0.11 R)
• M22: 23,794,738 km (0.077 R)
• M23: 25,055,699 km (0.06 R)
• M24: 27,417,251 km (0.086 R)
• M25: 30,651,706 km (0.115 R)
• M26: 31,605,393 km (0.083 R)
• M27: 34,019,753 km (0.031 R)
• M28: 34,471,538 km (0.086 R)
• M29: 36,790,904 km (0.084 R)
• M30: 38,110,058 km (0.085 R)
• M31: 43,969,208 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 10.9

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.01 AU - 12.21 AU

Year: 12560 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,253,129 km

• M1: 155,881 km (0.11 R)
• M2: 519,553 km (0.108 R)
• M3: 1,537,268 km (0.116 R)
• M4: 5,047,582 km (0.102 R)
• M5: 6,465,919 km (0.099 R)
• M6: 7,905,350 km (0.085 R)
• M7: 8,846,171 km (0.069 R)
• M8: 9,343,883 km (0.098 R)
• M9: 10,559,515 km (0.094 R)
• M10: 12,794,807 km (0.075 R)
• M11: 16,563,925 km (0.092 R)
• M12: 18,579,756 km (0.115 R)
• M13: 24,325,960 km (0.053 R)
• M14: 26,511,884 km (0.049 R)
• M15: 28,717,555 km (0.051 R)
• M16: 29,589,112 km (0.062 R)
• M17: 43,569,482 km (0.078 R)
• M18: 54,996,216 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.4

Radius: 5.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.77 AU - 18.71 AU

Year: 21623 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,253,129 km

• M1: 101,128 km (0.11 R)
• M2: 281,693 km (0.103 R)
• M3: 492,925 km (0.087 R)
• M4: 2,158,099 km (0.083 R)
• M5: 2,440,540 km (0.044 R)
• M6: 2,952,164 km (0.118 R)
• M7: 3,774,953 km (0.086 R)
• M8: 4,828,570 km (0.065 R)
• M9: 5,188,952 km (0.108 R)
• M10: 8,232,371 km (0.09 R)
• M11: 10,766,559 km (0.044 R)
• M12: 11,173,914 km (0.03 R)
• M13: 12,457,912 km (0.114 R)
• M14: 20,222,191 km (0.104 R)
• M15: 22,201,521 km (0.097 R)
• M16: 25,007,079 km (0.032 R)
• M17: 36,734,655 km (0.106 R)
• M18: 40,883,602 km (0.081 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 12,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit