🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.62 AU - 0.66 AU

Year: 197 Days

Day: 17.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.8 AU - 0.9 AU

Year: 302 Days

Day: 13.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 45,251,897 km

• M1: 51,312 km (0.061 R)
• M2: 66,272 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.77 AU - 0.99 AU

Year: 318 Days

Day: 12.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.07 AU - 2.45 AU

Year: 1308 Days

Day: 34.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.43 AU - 3.51 AU

Year: 1971 Days

Day: 46.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 14.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.35 AU - 4.67 AU

Year: 3092 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,251,897 km

• M1: 190,737 km (0.099 R)
• M2: 687,103 km (0.081 R)
• M3: 1,196,633 km (0.07 R)
• M4: 2,084,946 km (0.097 R)
• M5: 2,789,701 km (0.049 R)
• M6: 3,308,357 km (0.116 R)
• M7: 4,384,714 km (0.076 R)
• M8: 4,871,655 km (0.061 R)
• M9: 7,481,539 km (0.084 R)
• M10: 7,942,899 km (0.119 R)
• M11: 8,423,407 km (0.04 R)
• M12: 9,519,062 km (0.104 R)
• M13: 10,749,056 km (0.025 R)
• M14: 11,338,172 km (0.062 R)
• M15: 14,614,216 km (0.084 R)
• M16: 16,524,132 km (0.059 R)
• M17: 17,026,482 km (0.104 R)
• M18: 18,896,305 km (0.096 R)
• M19: 22,697,139 km (0.114 R)
• M20: 23,179,442 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.3

Radius: 13.7

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.59 AU - 5.95 AU

Year: 4011 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,251,897 km

• M1: 170,392 km (0.111 R)
• M2: 808,277 km (0.099 R)
• M3: 2,569,044 km (0.103 R)
• M4: 3,825,816 km (0.057 R)
• M5: 4,659,226 km (0.046 R)
• M6: 5,515,524 km (0.11 R)
• M7: 6,665,932 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 13.6

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.58 AU - 10.94 AU

Year: 11739 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,251,897 km

• M1: 169,195 km (0.069 R)
• M2: 1,016,368 km (0.094 R)
• M3: 2,917,009 km (0.087 R)
• M4: 3,965,989 km (0.027 R)
• M5: 4,843,231 km (0.096 R)
• M6: 6,801,766 km (0.079 R)
• M7: 10,980,933 km (0.086 R)
• M8: 13,721,715 km (0.091 R)
• M9: 14,789,694 km (0.094 R)
• M10: 16,494,512 km (0.039 R)
• M11: 17,292,766 km (0.097 R)
• M12: 20,366,853 km (0.074 R)
• M13: 25,679,522 km (0.049 R)
• M14: 30,346,676 km (0.096 R)
• M15: 35,223,267 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.4

Radius: 12.7

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.98 AU - 10.76 AU

Year: 11938 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,251,897 km

• M1: 157,975 km (0.111 R)
• M2: 1,085,632 km (0.116 R)
• M3: 1,691,653 km (0.047 R)
• M4: 2,554,982 km (0.072 R)
• M5: 3,131,383 km (0.088 R)
• M6: 3,668,738 km (0.104 R)
• M7: 4,294,656 km (0.075 R)
• M8: 5,794,674 km (0.119 R)
• M9: 6,645,885 km (0.114 R)
• M10: 8,205,144 km (0.057 R)
• M11: 9,185,758 km (0.07 R)
• M12: 9,704,713 km (0.091 R)
• M13: 10,905,086 km (0.036 R)
• M14: 12,714,173 km (0.087 R)
• M15: 14,971,755 km (0.112 R)
• M16: 17,342,283 km (0.084 R)
• M17: 17,772,377 km (0.118 R)
• M18: 18,579,607 km (0.092 R)
• M19: 31,840,710 km (0.083 R)
• M20: 32,812,797 km (0.116 R)
• M21: 37,492,817 km (0.065 R)
• M22: 40,178,996 km (0.08 R)
• M23: 45,116,773 km (0.102 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 12,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit