🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.49 AU - 0.77 AU

Year: 323 Days

Day: 12.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,633,317 km

• M1: 91,853 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.4

Radius: 12.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.65 AU - 0.93 AU

Year: 453 Days

Day: 6.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,633,317 km

• M1: 157,975 km (0.116 R)
• M2: 554,559 km (0.104 R)
• M3: 971,189 km (0.093 R)
• M4: 1,516,025 km (0.098 R)
• M5: 1,957,787 km (0.096 R)
• M6: 2,542,266 km (0.032 R)
• M7: 3,196,757 km (0.037 R)
• M8: 3,624,756 km (0.06 R)
• M9: 4,117,382 km (0.096 R)
• M10: 4,799,997 km (0.064 R)
• M11: 5,254,326 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.9

Radius: 9.9

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.93 AU - 1.33 AU

Year: 776 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,633,317 km

• M1: 123,418 km (0.104 R)
• M2: 434,881 km (0.034 R)
• M3: 810,671 km (0.099 R)
• M4: 1,529,788 km (0.075 R)
• M5: 1,923,081 km (0.037 R)
• M6: 2,340,758 km (0.047 R)
• M7: 2,954,109 km (0.07 R)
• M8: 3,319,577 km (0.057 R)
• M9: 3,759,394 km (0.05 R)
• M10: 4,466,992 km (0.111 R)
• M11: 6,313,180 km (0.1 R)
• M12: 8,159,517 km (0.104 R)
• M13: 8,910,049 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 9.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.18 AU - 1.92 AU

Year: 1246 Days

Day: 7.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,633,317 km

• M1: 120,576 km (0.078 R)
• M2: 483,351 km (0.072 R)
• M3: 793,018 km (0.033 R)
• M4: 1,211,593 km (0.1 R)
• M5: 1,865,485 km (0.114 R)
• M6: 2,917,906 km (0.069 R)
• M7: 3,864,562 km (0.097 R)
• M8: 4,326,071 km (0.096 R)
• M9: 4,648,604 km (0.116 R)
• M10: 5,660,185 km (0.103 R)
• M11: 7,144,346 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 12.1

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.56 AU - 2.72 AU

Year: 2770 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,633,317 km

• M1: 150,495 km (0.101 R)
• M2: 640,877 km (0.061 R)
• M3: 1,168,060 km (0.086 R)
• M4: 1,968,259 km (0.072 R)
• M5: 2,842,360 km (0.091 R)
• M6: 3,284,870 km (0.072 R)
• M7: 3,773,457 km (0.1 R)
• M8: 4,290,317 km (0.046 R)
• M9: 4,810,768 km (0.118 R)
• M10: 5,804,547 km (0.067 R)
• M11: 6,820,167 km (0.084 R)
• M12: 7,443,242 km (0.067 R)
• M13: 10,106,383 km (0.09 R)
• M14: 12,710,433 km (0.082 R)
• M15: 13,436,582 km (0.079 R)
• M16: 14,325,941 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.7

Radius: 14.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.11 AU - 5.29 AU

Year: 7656 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,633,317 km

• M1: 182,958 km (0.113 R)
• M2: 801,994 km (0.099 R)
• M3: 1,444,218 km (0.059 R)
• M4: 2,305,602 km (0.117 R)
• M5: 3,083,362 km (0.119 R)
• M6: 3,672,029 km (0.105 R)
• M7: 4,181,260 km (0.078 R)
• M8: 5,650,162 km (0.106 R)
• M9: 6,782,767 km (0.054 R)
• M10: 7,825,016 km (0.067 R)
• M11: 9,187,703 km (0.089 R)
• M12: 9,995,083 km (0.086 R)
• M13: 10,996,191 km (0.115 R)
• M14: 16,508,424 km (0.118 R)
• M15: 20,262,583 km (0.116 R)
• M16: 21,631,254 km (0.062 R)
• M17: 22,497,425 km (0.066 R)
• M18: 24,807,067 km (0.101 R)
• M19: 26,019,258 km (0.094 R)
• M20: 27,543,960 km (0.117 R)
• M21: 29,604,521 km (0.059 R)
• M22: 34,666,913 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.1

Radius: 7.2

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.36 AU - 8.34 AU

Year: 14201 Days

Day: 18.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,633,317 km

• M1: 89,609 km (0.101 R)
• M2: 472,879 km (0.054 R)
• M3: 1,234,781 km (0.108 R)
• M4: 2,487,214 km (0.092 R)
• M5: 4,649,203 km (0.036 R)
• M6: 6,520,074 km (0.11 R)
• M7: 7,508,916 km (0.103 R)
• M8: 8,157,721 km (0.052 R)
• M9: 16,527,274 km (0.047 R)
• M10: 17,863,631 km (0.1 R)
• M11: 22,303,397 km (0.096 R)
• M12: 25,231,326 km (0.086 R)
• M13: 25,949,546 km (0.091 R)
• M14: 27,319,563 km (0.092 R)
• M15: 29,974,477 km (0.101 R)
• M16: 44,805,609 km (0.057 R)
• M17: 49,433,120 km (0.087 R)
• M18: 51,370,114 km (0.107 R)
• M19: 52,689,118 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 16,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit