🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.48 AU - 0.52 AU

Year: 159 Days

Day: 24.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.62 AU - 0.86 AU

Year: 286 Days

Day: 37.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578

Radius: 12.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.19 AU - 3.13 AU

Year: 1950 Days

Day: 12.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,163,863 km

• M1: 157,975 km (0.076 R)
• M2: 1,204,562 km (0.066 R)
• M3: 1,625,381 km (0.103 R)
• M4: 2,805,558 km (0.083 R)
• M5: 3,285,768 km (0.11 R)
• M6: 3,891,789 km (0.072 R)
• M7: 4,511,872 km (0.085 R)
• M8: 5,089,020 km (0.117 R)
• M9: 5,738,126 km (0.104 R)
• M10: 6,517,979 km (0.054 R)
• M11: 6,933,861 km (0.069 R)
• M12: 7,367,396 km (0.108 R)
• M13: 8,654,087 km (0.031 R)
• M14: 9,125,321 km (0.107 R)
• M15: 9,780,410 km (0.11 R)
• M16: 12,840,135 km (0.081 R)
• M17: 13,832,268 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295

Radius: 10

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.51 AU - 3.83 AU

Year: 2538 Days

Day: 8.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,163,863 km

• M1: 124,316 km (0.096 R)
• M2: 609,013 km (0.106 R)
• M3: 1,031,178 km (0.111 R)
• M4: 1,598,752 km (0.099 R)
• M5: 2,504,418 km (0.105 R)
• M6: 4,147,900 km (0.085 R)
• M7: 6,241,223 km (0.063 R)
• M8: 7,796,891 km (0.084 R)
• M9: 8,348,908 km (0.117 R)
• M10: 8,680,267 km (0.107 R)
• M11: 9,177,979 km (0.119 R)
• M12: 10,027,246 km (0.094 R)
• M13: 10,367,432 km (0.041 R)
• M14: 10,892,371 km (0.08 R)
• M15: 11,398,161 km (0.109 R)
• M16: 14,081,049 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 12.3

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.85 AU - 4.19 AU

Year: 2969 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,163,863 km

• M1: 153,188 km (0.055 R)
• M2: 676,482 km (0.062 R)
• M3: 2,807,054 km (0.081 R)
• M4: 4,318,891 km (0.051 R)
• M5: 4,782,195 km (0.116 R)
• M6: 5,809,484 km (0.053 R)
• M7: 7,009,558 km (0.118 R)
• M8: 8,193,775 km (0.091 R)
• M9: 9,739,121 km (0.119 R)
• M10: 11,254,397 km (0.059 R)
• M11: 11,822,421 km (0.083 R)
• M12: 12,640,571 km (0.09 R)
• M13: 14,389,670 km (0.097 R)
• M14: 15,111,629 km (0.062 R)
• M15: 16,020,735 km (0.093 R)
• M16: 16,405,501 km (0.07 R)
• M17: 19,647,287 km (0.051 R)
• M18: 20,088,301 km (0.057 R)
• M19: 20,665,300 km (0.065 R)
• M20: 22,189,852 km (0.113 R)
• M21: 23,083,999 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.9

Radius: 12.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.33 AU - 3.85 AU

Year: 3058 Days

Day: 9.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,163,863 km

• M1: 160,519 km (0.09 R)
• M2: 615,146 km (0.066 R)
• M3: 1,108,071 km (0.098 R)
• M4: 1,607,130 km (0.076 R)
• M5: 2,161,091 km (0.085 R)
• M6: 2,650,874 km (0.057 R)
• M7: 3,268,265 km (0.115 R)
• M8: 3,837,784 km (0.068 R)
• M9: 6,371,523 km (0.097 R)
• M10: 7,233,655 km (0.086 R)
• M11: 7,644,601 km (0.08 R)
• M12: 10,609,032 km (0.029 R)
• M13: 11,994,009 km (0.11 R)
• M14: 14,268,196 km (0.063 R)
• M15: 16,112,738 km (0.102 R)
• M16: 17,203,755 km (0.102 R)
• M17: 19,290,945 km (0.107 R)
• M18: 21,737,019 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.2

Radius: 8.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.99 AU - 6.19 AU

Year: 5163 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 100.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,163,863 km

• M1: 100,829 km (0.048 R)
• M2: 454,179 km (0.095 R)
• M3: 771,626 km (0.108 R)
• M4: 1,099,993 km (0.11 R)
• M5: 1,438,683 km (0.025 R)
• M6: 2,911,175 km (0.088 R)
• M7: 3,308,058 km (0.1 R)
• M8: 3,605,159 km (0.079 R)
• M9: 4,063,377 km (0.098 R)
• M10: 4,317,544 km (0.093 R)
• M11: 5,726,457 km (0.082 R)
• M12: 6,074,122 km (0.107 R)
• M13: 6,379,152 km (0.107 R)
• M14: 7,481,240 km (0.078 R)
• M15: 7,735,407 km (0.094 R)
• M16: 8,061,231 km (0.101 R)
• M17: 11,129,483 km (0.06 R)
• M18: 13,173,588 km (0.089 R)
• M19: 14,503,663 km (0.099 R)
• M20: 15,049,845 km (0.118 R)
• M21: 17,595,402 km (0.068 R)
• M22: 18,677,893 km (0.067 R)
• M23: 19,563,213 km (0.074 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 14,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit