🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.42 AU - 0.66 AU

Year: 146 Days

Day: 27.4 Hours

Environment

Temp: 206 °C

Axial Tilt: 80.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.81 AU - 1.05 AU

Year: 331 Days

Day: 34.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.13 AU - 1.71 AU

Year: 624 Days

Day: 37 Hours

Environment

Temp: -42 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.34 AU - 3.64 AU

Year: 1908 Days

Day: 21.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3 AU - 3.26 AU

Year: 2043 Days

Day: 44.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,571,979 km

• M1: 2,096,315 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.55 AU - 4.21 AU

Year: 2820 Days

Day: 47.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,571,979 km

• M1: 111,002 km (0.1 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.36 AU - 5.18 AU

Year: 3256 Days

Day: 17 Hours

Environment

Temp: -127 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,571,979 km

• M1: 2,103,196 km (0.078 R)

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.9

Radius: 13.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.04 AU - 10.4 AU

Year: 9501 Days

Day: 9.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,571,979 km

• M1: 173,085 km (0.103 R)
• M2: 767,437 km (0.077 R)
• M3: 1,274,125 km (0.094 R)
• M4: 1,992,045 km (0.065 R)
• M5: 2,493,797 km (0.106 R)
• M6: 3,035,490 km (0.086 R)
• M7: 4,867,017 km (0.054 R)
• M8: 5,515,075 km (0.12 R)
• M9: 9,462,813 km (0.111 R)
• M10: 10,011,090 km (0.115 R)
• M11: 12,775,957 km (0.08 R)
• M12: 16,940,313 km (0.117 R)
• M13: 17,526,887 km (0.096 R)
• M14: 19,527,459 km (0.101 R)
• M15: 25,283,237 km (0.099 R)
• M16: 26,049,776 km (0.065 R)
• M17: 28,340,569 km (0.089 R)
• M18: 30,762,708 km (0.111 R)
• M19: 33,663,560 km (0.054 R)
• M20: 35,775,732 km (0.101 R)
• M21: 39,618,154 km (0.112 R)
• M22: 40,652,773 km (0.075 R)
• M23: 42,238,360 km (0.104 R)
• M24: 46,382,072 km (0.074 R)
• M25: 47,242,260 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.2

Radius: 4.8

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 17.04 AU - 17.52 AU

Year: 26503 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,571,979 km

• M1: 65,225 km (0.082 R)
• M2: 328,667 km (0.086 R)
• M3: 567,275 km (0.081 R)
• M4: 1,281,455 km (0.095 R)
• M5: 1,458,579 km (0.056 R)
• M6: 2,170,815 km (0.083 R)
• M7: 4,246,784 km (0.092 R)
• M8: 4,442,010 km (0.045 R)
• M9: 6,102,995 km (0.097 R)
• M10: 6,825,702 km (0.11 R)
• M11: 9,226,449 km (0.091 R)
• M12: 9,444,263 km (0.099 R)
• M13: 16,466,537 km (0.085 R)
• M14: 17,193,882 km (0.065 R)
• M15: 17,607,071 km (0.08 R)
• M16: 17,858,096 km (0.096 R)
• M17: 18,453,346 km (0.114 R)
• M18: 18,799,216 km (0.115 R)
• M19: 21,060,239 km (0.079 R)
• M20: 22,402,281 km (0.075 R)
• M21: 22,598,554 km (0.106 R)
• M22: 22,796,023 km (0.09 R)
• M23: 24,210,321 km (0.112 R)
• M24: 26,439,778 km (0.119 R)
• M25: 29,502,645 km (0.095 R)
• M26: 34,072,261 km (0.117 R)
• M27: 35,783,661 km (0.092 R)
• M28: 38,808,680 km (0.08 R)
• M29: 42,149,050 km (0.099 R)
• M30: 48,898,757 km (0.104 R)
• M31: 49,229,069 km (0.084 R)
• M32: 51,754,431 km (0.08 R)
• M33: 56,879,055 km (0.039 R)
• M34: 58,164,849 km (0.05 R)
• M35: 58,350,051 km (0.108 R)
• M36: 59,282,195 km (0.091 R)
• M37: 66,086,804 km (0.09 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 11,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit