🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.53 AU - 0.55 AU

Year: 181 Days

Day: 19.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,580,953 km

• M1: 492,925 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.63 AU - 0.75 AU

Year: 262 Days

Day: 41.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,580,953 km

• M1: 113,246 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.09 AU - 1.19 AU

Year: 556 Days

Day: 16.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.64 AU - 1.86 AU

Year: 1057 Days

Day: 39.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.46 AU - 2.4 AU

Year: 1224 Days

Day: 24.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 90 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.36 AU - 3.8 AU

Year: 2468 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,580,953 km

• M1: 112,348 km (0.05 R)
• M2: 579,393 km (0.091 R)
• M3: 1,444,367 km (0.061 R)
• M4: 1,729,651 km (0.112 R)
• M5: 2,349,435 km (0.081 R)
• M6: 2,785,662 km (0.1 R)
• M7: 3,548,162 km (0.119 R)
• M8: 3,978,406 km (0.086 R)
• M9: 4,391,745 km (0.067 R)
• M10: 5,112,806 km (0.079 R)
• M11: 5,827,136 km (0.082 R)
• M12: 6,857,866 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.8

Radius: 14.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.19 AU - 4.59 AU

Year: 4199 Days

Day: 8.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 71.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,580,953 km

• M1: 177,872 km (0.096 R)
• M2: 765,343 km (0.105 R)
• M3: 1,255,276 km (0.087 R)
• M4: 1,717,234 km (0.083 R)
• M5: 2,682,589 km (0.086 R)
• M6: 3,795,448 km (0.101 R)
• M7: 4,385,162 km (0.063 R)
• M8: 5,127,317 km (0.106 R)
• M9: 5,626,675 km (0.088 R)
• M10: 6,290,142 km (0.053 R)
• M11: 7,236,049 km (0.08 R)
• M12: 8,763,892 km (0.06 R)
• M13: 9,728,499 km (0.1 R)
• M14: 10,347,984 km (0.038 R)
• M15: 10,916,306 km (0.108 R)
• M16: 12,705,048 km (0.029 R)
• M17: 14,261,763 km (0.096 R)
• M18: 15,400,652 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.2

Radius: 7.2

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.23 AU - 10.47 AU

Year: 14114 Days

Day: 23 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,580,953 km

• M1: 90,208 km (0.117 R)
• M2: 340,036 km (0.106 R)
• M3: 653,443 km (0.108 R)
• M4: 908,957 km (0.108 R)
• M5: 1,206,507 km (0.065 R)
• M6: 2,266,258 km (0.08 R)
• M7: 2,707,422 km (0.102 R)
• M8: 5,030,079 km (0.104 R)
• M9: 5,343,187 km (0.109 R)
• M10: 14,187,862 km (0.083 R)
• M11: 18,631,368 km (0.1 R)
• M12: 18,879,251 km (0.07 R)
• M13: 22,029,184 km (0.115 R)
• M14: 23,343,401 km (0.11 R)
• M15: 43,845,640 km (0.09 R)
• M16: 48,213,150 km (0.11 R)
• M17: 48,837,571 km (0.08 R)
• M18: 58,860,030 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.7

Radius: 7.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 13.98 AU - 15.06 AU

Year: 25261 Days

Day: 16.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,580,953 km

• M1: 108,159 km (0.094 R)
• M2: 812,167 km (0.076 R)
• M3: 1,145,920 km (0.047 R)
• M4: 1,477,279 km (0.111 R)
• M5: 2,334,924 km (0.037 R)
• M6: 4,846,522 km (0.102 R)
• M7: 7,041,422 km (0.119 R)
• M8: 8,810,716 km (0.105 R)
• M9: 9,551,375 km (0.119 R)
• M10: 11,833,192 km (0.07 R)
• M11: 13,611,013 km (0.108 R)
• M12: 15,111,629 km (0.065 R)
• M13: 16,798,494 km (0.111 R)
• M14: 17,441,915 km (0.114 R)
• M15: 18,949,562 km (0.111 R)
• M16: 27,036,374 km (0.075 R)
• M17: 29,050,710 km (0.113 R)
• M18: 30,329,622 km (0.074 R)
• M19: 36,352,133 km (0.115 R)
• M20: 41,796,299 km (0.079 R)
• M21: 60,213,592 km (0.04 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: 303 - 18,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit