🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.71 AU - 0.89 AU

Year: 272 Days

Day: 28.9 Hours

Environment

Temp: 75 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,322,269 km

• M1: 71,209 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.86 AU - 1.18 AU

Year: 392 Days

Day: 34.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.45 AU - 1.57 AU

Year: 707 Days

Day: 45.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.67 AU - 3.95 AU

Year: 2832 Days

Day: 20.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,322,269 km

• M1: 201,957 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.4

Radius: 14.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.14 AU - 4.6 AU

Year: 3479 Days

Day: 10.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,322,269 km

• M1: 179,218 km (0.115 R)
• M2: 677,080 km (0.081 R)
• M3: 2,504,717 km (0.08 R)
• M4: 3,616,229 km (0.075 R)
• M5: 4,734,773 km (0.035 R)
• M6: 5,843,143 km (0.101 R)
• M7: 7,582,069 km (0.115 R)
• M8: 8,719,461 km (0.096 R)
• M9: 10,049,387 km (0.097 R)
• M10: 11,287,309 km (0.111 R)
• M11: 12,245,483 km (0.084 R)
• M12: 15,502,528 km (0.064 R)
• M13: 16,918,921 km (0.06 R)
• M14: 17,809,178 km (0.06 R)
• M15: 19,426,181 km (0.07 R)
• M16: 20,073,491 km (0.118 R)
• M17: 20,802,033 km (0.094 R)
• M18: 21,617,042 km (0.047 R)
• M19: 23,968,122 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 8.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.41 AU - 4.61 AU

Year: 3647 Days

Day: 6.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,322,269 km

• M1: 104,419 km (0.111 R)
• M2: 583,132 km (0.066 R)
• M3: 918,531 km (0.094 R)
• M4: 1,334,413 km (0.107 R)
• M5: 1,630,467 km (0.12 R)
• M6: 1,995,785 km (0.084 R)
• M7: 3,008,712 km (0.12 R)
• M8: 3,358,173 km (0.082 R)
• M9: 3,793,652 km (0.114 R)
• M10: 4,617,787 km (0.079 R)
• M11: 4,917,581 km (0.12 R)
• M12: 5,530,783 km (0.101 R)
• M13: 5,816,216 km (0.118 R)
• M14: 6,276,977 km (0.103 R)
• M15: 7,271,354 km (0.106 R)
• M16: 7,838,629 km (0.074 R)
• M17: 8,133,187 km (0.099 R)
• M18: 8,435,076 km (0.105 R)
• M19: 9,204,607 km (0.086 R)
• M20: 10,484,866 km (0.081 R)
• M21: 13,072,909 km (0.058 R)
• M22: 14,489,900 km (0.044 R)
• M23: 17,793,919 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.3

Radius: 9.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.28 AU - 5.12 AU

Year: 3880 Days

Day: 13.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,322,269 km

• M1: 124,316 km (0.059 R)
• M2: 438,771 km (0.115 R)
• M3: 757,863 km (0.084 R)
• M4: 1,173,595 km (0.104 R)
• M5: 1,523,954 km (0.064 R)
• M6: 2,120,550 km (0.092 R)
• M7: 2,582,658 km (0.103 R)
• M8: 3,081,567 km (0.049 R)
• M9: 3,897,473 km (0.115 R)
• M10: 4,291,365 km (0.059 R)
• M11: 5,524,649 km (0.114 R)
• M12: 6,700,339 km (0.071 R)
• M13: 7,267,465 km (0.061 R)
• M14: 7,727,328 km (0.095 R)
• M15: 9,699,627 km (0.105 R)
• M16: 10,190,906 km (0.031 R)
• M17: 11,728,473 km (0.091 R)
• M18: 12,745,290 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 13

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.36 AU - 7.36 AU

Year: 6108 Days

Day: 14.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,322,269 km

• M1: 161,715 km (0.062 R)
• M2: 651,798 km (0.061 R)
• M3: 1,207,704 km (0.079 R)
• M4: 1,969,306 km (0.103 R)
• M5: 2,678,550 km (0.118 R)
• M6: 3,835,241 km (0.04 R)
• M7: 4,636,487 km (0.096 R)
• M8: 5,640,737 km (0.082 R)
• M9: 8,741,004 km (0.113 R)
• M10: 10,222,920 km (0.098 R)
• M11: 10,654,809 km (0.1 R)
• M12: 11,452,615 km (0.074 R)
• M13: 13,223,853 km (0.075 R)
• M14: 16,769,173 km (0.118 R)
• M15: 19,046,502 km (0.099 R)
• M16: 26,834,716 km (0.1 R)
• M17: 33,378,726 km (0.106 R)
• M18: 37,982,002 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 13.6

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.5 AU - 13.62 AU

Year: 14967 Days

Day: 14.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,322,269 km

• M1: 169,195 km (0.076 R)
• M2: 600,785 km (0.085 R)
• M3: 1,733,540 km (0.108 R)
• M4: 2,179,791 km (0.057 R)
• M5: 2,813,936 km (0.101 R)
• M6: 3,924,251 km (0.097 R)
• M7: 4,611,803 km (0.058 R)
• M8: 5,628,321 km (0.075 R)
• M9: 8,291,013 km (0.095 R)
• M10: 11,643,950 km (0.042 R)
• M11: 12,811,113 km (0.094 R)
• M12: 15,521,377 km (0.073 R)
• M13: 18,593,819 km (0.086 R)
• M14: 22,142,579 km (0.059 R)
• M15: 28,656,968 km (0.079 R)
• M16: 31,008,048 km (0.111 R)
• M17: 32,171,620 km (0.114 R)
• M18: 40,868,941 km (0.097 R)
• M19: 48,801,967 km (0.111 R)
• M20: 50,058,290 km (0.081 R)
• M21: 53,293,344 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.4

Radius: 3.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 15.66 AU - 19.9 AU

Year: 28549 Days

Day: 25 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,322,269 km

• M1: 49,666 km (0.113 R)
• M2: 184,005 km (0.108 R)
• M3: 555,756 km (0.074 R)
• M4: 810,521 km (0.097 R)
• M5: 1,333,067 km (0.076 R)
• M6: 2,484,970 km (0.103 R)
• M7: 2,693,958 km (0.096 R)
• M8: 3,103,857 km (0.082 R)
• M9: 3,770,166 km (0.06 R)
• M10: 6,796,830 km (0.105 R)
• M11: 8,873,547 km (0.104 R)
• M12: 9,271,478 km (0.1 R)
• M13: 13,117,639 km (0.11 R)
• M14: 14,462,823 km (0.092 R)
• M15: 18,328,432 km (0.09 R)
• M16: 19,930,027 km (0.119 R)
• M17: 20,996,360 km (0.085 R)
• M18: 23,491,952 km (0.112 R)
• M19: 35,012,783 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 17,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit