🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 167 Days

Day: 38.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.51 AU - 0.67 AU

Year: 202 Days

Day: 25.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 20,054,539 km

• M1: 51,910 km (0.059 R)
• M2: 140,772 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.12 AU

Year: 460 Days

Day: 24.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.8

Radius: 12.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.21 AU - 4.49 AU

Year: 3371 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,054,539 km

• M1: 161,267 km (0.089 R)
• M2: 629,209 km (0.117 R)
• M3: 1,225,207 km (0.085 R)
• M4: 1,754,933 km (0.068 R)
• M5: 2,597,019 km (0.117 R)
• M6: 3,302,223 km (0.105 R)
• M7: 3,962,698 km (0.109 R)
• M8: 4,464,000 km (0.105 R)
• M9: 5,205,856 km (0.077 R)
• M10: 6,102,546 km (0.096 R)
• M11: 6,667,128 km (0.094 R)
• M12: 8,050,759 km (0.11 R)
• M13: 8,922,915 km (0.103 R)
• M14: 10,348,134 km (0.063 R)
• M15: 10,818,619 km (0.106 R)
• M16: 13,559,401 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.7

Radius: 14.3

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.27 AU - 4.77 AU

Year: 4288 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,054,539 km

• M1: 192,383 km (0.075 R)
• M2: 653,443 km (0.076 R)
• M3: 1,227,750 km (0.103 R)
• M4: 3,473,064 km (0.067 R)
• M5: 4,654,588 km (0.093 R)
• M6: 5,152,450 km (0.096 R)
• M7: 7,385,796 km (0.114 R)
• M8: 9,817,360 km (0.086 R)
• M9: 13,109,860 km (0.087 R)
• M10: 14,255,929 km (0.069 R)
• M11: 17,866,324 km (0.058 R)
• M12: 18,975,293 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 9.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.77 AU - 5.69 AU

Year: 4590 Days

Day: 5.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 20,054,539 km

• M1: 114,442 km (0.106 R)
• M2: 445,802 km (0.096 R)
• M3: 733,179 km (0.103 R)
• M4: 1,142,629 km (0.077 R)
• M5: 1,776,624 km (0.061 R)
• M6: 2,262,817 km (0.093 R)
• M7: 2,765,466 km (0.12 R)
• M8: 3,109,242 km (0.094 R)
• M9: 3,543,076 km (0.097 R)
• M10: 4,883,024 km (0.093 R)
• M11: 6,194,848 km (0.051 R)
• M12: 6,851,283 km (0.097 R)
• M13: 7,940,057 km (0.109 R)
• M14: 9,660,731 km (0.079 R)
• M15: 10,981,980 km (0.109 R)
• M16: 14,509,348 km (0.061 R)
• M17: 15,162,791 km (0.059 R)
• M18: 16,006,972 km (0.109 R)
• M19: 16,586,814 km (0.09 R)
• M20: 17,001,200 km (0.12 R)
• M21: 17,974,035 km (0.087 R)
• M22: 19,371,578 km (0.065 R)
• M23: 22,096,204 km (0.098 R)
• M24: 22,815,171 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.4

Radius: 12.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.07 AU - 8.47 AU

Year: 10612 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,054,539 km

• M1: 158,125 km (0.103 R)
• M2: 616,493 km (0.092 R)
• M3: 1,558,959 km (0.066 R)
• M4: 1,975,589 km (0.044 R)
• M5: 2,544,510 km (0.025 R)
• M6: 2,971,612 km (0.118 R)
• M7: 3,466,033 km (0.114 R)
• M8: 3,993,814 km (0.109 R)
• M9: 4,481,952 km (0.096 R)
• M10: 5,606,031 km (0.095 R)
• M11: 6,664,286 km (0.061 R)
• M12: 9,556,761 km (0.11 R)
• M13: 13,008,283 km (0.096 R)
• M14: 14,238,277 km (0.108 R)
• M15: 14,751,547 km (0.11 R)
• M16: 16,645,755 km (0.028 R)
• M17: 18,575,568 km (0.104 R)
• M18: 20,455,714 km (0.109 R)
• M19: 23,794,439 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.1

Radius: 3.6

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 9.62 AU - 13.6 AU

Year: 17652 Days

Day: 19.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,054,539 km

• M1: 44,730 km (0.082 R)
• M2: 1,474,885 km (0.119 R)
• M3: 2,809,897 km (0.108 R)
• M4: 3,596,632 km (0.09 R)
• M5: 4,631,400 km (0.104 R)
• M6: 6,226,114 km (0.06 R)
• M7: 8,452,728 km (0.057 R)
• M8: 9,910,410 km (0.11 R)
• M9: 12,595,393 km (0.087 R)
• M10: 15,173,263 km (0.084 R)
• M11: 15,779,135 km (0.034 R)
• M12: 16,453,372 km (0.067 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 13,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit