🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.48 AU - 2.3 AU

Year: 959 Days

Day: 14.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.81 AU - 2.23 AU

Year: 1059 Days

Day: 29.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 139.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.36 AU - 3.18 AU

Year: 1701 Days

Day: 24 Hours

Environment

Temp: -95 °C

Axial Tilt: 169.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.74 AU - 5.48 AU

Year: 3652 Days

Day: 16.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 153.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 11.5

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.68 AU - 4.96 AU

Year: 3904 Days

Day: 14.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,966,606 km

• M1: 143,315 km (0.12 R)
• M2: 695,331 km (0.073 R)
• M3: 1,331,421 km (0.099 R)
• M4: 1,742,366 km (0.073 R)
• M5: 2,827,699 km (0.104 R)
• M6: 3,217,850 km (0.113 R)
• M7: 4,610,756 km (0.12 R)
• M8: 5,484,258 km (0.072 R)
• M9: 6,125,734 km (0.04 R)
• M10: 9,650,259 km (0.119 R)
• M11: 10,153,507 km (0.115 R)
• M12: 11,349,990 km (0.115 R)
• M13: 12,887,109 km (0.096 R)
• M14: 16,607,159 km (0.062 R)
• M15: 18,075,312 km (0.118 R)
• M16: 20,849,904 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.1

Radius: 13.2

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.87 AU - 5.43 AU

Year: 4312 Days

Day: 10.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 167.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,966,606 km

• M1: 167,550 km (0.111 R)
• M2: 589,416 km (0.096 R)
• M3: 1,122,732 km (0.119 R)
• M4: 1,702,873 km (0.057 R)
• M5: 2,734,350 km (0.106 R)
• M6: 3,893,584 km (0.055 R)
• M7: 5,790,036 km (0.093 R)
• M8: 6,340,107 km (0.118 R)
• M9: 8,016,202 km (0.05 R)
• M10: 8,661,866 km (0.099 R)
• M11: 9,632,158 km (0.069 R)
• M12: 10,274,531 km (0.071 R)
• M13: 10,808,895 km (0.074 R)
• M14: 11,268,310 km (0.108 R)
• M15: 12,177,267 km (0.041 R)
• M16: 14,250,244 km (0.054 R)
• M17: 16,913,984 km (0.112 R)
• M18: 17,660,178 km (0.103 R)
• M19: 25,155,331 km (0.049 R)
• M20: 28,234,354 km (0.109 R)
• M21: 29,909,252 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.6

Radius: 13.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.27 AU - 5.91 AU

Year: 4876 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,966,606 km

• M1: 167,849 km (0.07 R)
• M2: 650,601 km (0.068 R)
• M3: 1,456,335 km (0.099 R)
• M4: 1,904,530 km (0.074 R)
• M5: 2,580,414 km (0.051 R)
• M6: 3,051,946 km (0.115 R)
• M7: 4,592,505 km (0.097 R)
• M8: 5,207,203 km (0.11 R)
• M9: 7,820,977 km (0.053 R)
• M10: 8,348,608 km (0.109 R)
• M11: 9,475,529 km (0.068 R)
• M12: 10,032,183 km (0.104 R)
• M13: 10,931,116 km (0.04 R)
• M14: 12,480,352 km (0.066 R)
• M15: 15,187,475 km (0.084 R)
• M16: 17,618,740 km (0.037 R)
• M17: 19,742,581 km (0.119 R)
• M18: 22,032,026 km (0.108 R)
• M19: 24,493,360 km (0.118 R)
• M20: 25,217,563 km (0.078 R)
• M21: 27,304,005 km (0.084 R)
• M22: 31,818,121 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.2

Radius: 8.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.01 AU - 8.49 AU

Year: 7960 Days

Day: 6.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,966,606 km

• M1: 110,852 km (0.114 R)
• M2: 577,298 km (0.086 R)
• M3: 2,171,563 km (0.047 R)
• M4: 2,515,339 km (0.047 R)
• M5: 2,875,421 km (0.101 R)
• M6: 3,514,503 km (0.101 R)
• M7: 4,066,070 km (0.079 R)
• M8: 5,281,403 km (0.09 R)
• M9: 5,714,788 km (0.069 R)
• M10: 15,575,532 km (0.083 R)
• M11: 17,393,146 km (0.118 R)
• M12: 18,563,301 km (0.068 R)
• M13: 19,060,115 km (0.078 R)
• M14: 22,229,047 km (0.075 R)
• M15: 24,021,528 km (0.064 R)
• M16: 25,908,406 km (0.047 R)
• M17: 26,978,181 km (0.095 R)
• M18: 27,892,074 km (0.076 R)
• M19: 30,856,057 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 10,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit