🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.46 AU - 0.68 AU

Year: 188 Days

Day: 41.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.59 AU - 0.65 AU

Year: 213 Days

Day: 40.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.14 AU - 1.88 AU

Year: 810 Days

Day: 17.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.7

Radius: 14.2

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.92 AU - 4.4 AU

Year: 3704 Days

Day: 6.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,945,807 km

• M1: 176,525 km (0.114 R)
• M2: 751,281 km (0.065 R)
• M3: 1,292,226 km (0.07 R)
• M4: 1,882,988 km (0.112 R)
• M5: 3,566,264 km (0.117 R)
• M6: 4,366,163 km (0.079 R)
• M7: 4,939,722 km (0.092 R)
• M8: 6,759,879 km (0.079 R)
• M9: 8,290,714 km (0.09 R)
• M10: 9,582,940 km (0.099 R)
• M11: 11,130,082 km (0.119 R)
• M12: 12,029,314 km (0.095 R)
• M13: 15,431,918 km (0.055 R)
• M14: 16,279,240 km (0.096 R)
• M15: 18,066,935 km (0.048 R)
• M16: 20,989,030 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.8

Radius: 12.8

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.91 AU - 8.09 AU

Year: 7235 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,945,807 km

• M1: 159,322 km (0.091 R)
• M2: 680,670 km (0.109 R)
• M3: 1,167,312 km (0.049 R)
• M4: 1,757,625 km (0.101 R)
• M5: 2,206,868 km (0.097 R)
• M6: 3,016,791 km (0.108 R)
• M7: 5,442,819 km (0.077 R)
• M8: 6,590,833 km (0.068 R)
• M9: 10,065,244 km (0.12 R)
• M10: 11,262,625 km (0.079 R)
• M11: 12,553,057 km (0.074 R)
• M12: 13,004,244 km (0.079 R)
• M13: 13,466,501 km (0.091 R)
• M14: 14,362,592 km (0.097 R)
• M15: 15,234,449 km (0.102 R)
• M16: 16,473,867 km (0.084 R)
• M17: 17,779,408 km (0.083 R)
• M18: 21,463,554 km (0.04 R)
• M19: 22,437,885 km (0.058 R)
• M20: 24,825,916 km (0.081 R)
• M21: 25,538,301 km (0.074 R)
• M22: 26,172,746 km (0.071 R)
• M23: 27,948,024 km (0.119 R)
• M24: 30,912,306 km (0.118 R)
• M25: 34,518,661 km (0.094 R)
• M26: 37,808,618 km (0.11 R)
• M27: 40,317,823 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.4

Radius: 13.5

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.48 AU - 7.84 AU

Year: 7503 Days

Day: 10.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 178.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,945,807 km

• M1: 168,148 km (0.094 R)
• M2: 635,043 km (0.098 R)
• M3: 1,342,491 km (0.098 R)
• M4: 2,527,905 km (0.095 R)
• M5: 3,457,057 km (0.096 R)
• M6: 4,345,968 km (0.082 R)
• M7: 5,382,083 km (0.095 R)
• M8: 6,576,771 km (0.113 R)
• M9: 7,172,320 km (0.087 R)
• M10: 13,313,313 km (0.056 R)
• M11: 16,599,380 km (0.097 R)
• M12: 21,593,106 km (0.086 R)
• M13: 23,916,960 km (0.113 R)
• M14: 24,876,630 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.9

Radius: 3.6

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 11.98 AU - 15.76 AU

Year: 22550 Days

Day: 19.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,945,807 km

• M1: 52,060 km (0.112 R)
• M2: 852,109 km (0.082 R)
• M3: 1,078,002 km (0.058 R)
• M4: 1,224,309 km (0.04 R)
• M5: 2,053,829 km (0.098 R)
• M6: 2,692,612 km (0.06 R)
• M7: 4,471,032 km (0.054 R)
• M8: 7,413,472 km (0.064 R)
• M9: 8,034,602 km (0.079 R)
• M10: 9,079,693 km (0.051 R)
• M11: 11,962,743 km (0.075 R)
• M12: 12,815,152 km (0.085 R)
• M13: 13,066,028 km (0.098 R)
• M14: 13,577,503 km (0.062 R)
• M15: 16,117,375 km (0.047 R)
• M16: 16,779,795 km (0.09 R)
• M17: 20,879,973 km (0.073 R)
• M18: 21,578,296 km (0.114 R)
• M19: 24,431,576 km (0.113 R)
• M20: 29,113,541 km (0.11 R)
• M21: 33,287,172 km (0.11 R)
• M22: 33,642,018 km (0.107 R)
• M23: 36,572,491 km (0.107 R)
• M24: 37,842,277 km (0.062 R)
• M25: 43,778,770 km (0.06 R)
• M26: 47,712,595 km (0.096 R)
• M27: 51,087,074 km (0.078 R)
• M28: 52,352,523 km (0.101 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 15,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit