🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.54 AU - 0.54 AU

Year: 150 Days

Day: 45 Hours

Environment

Temp: 148 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.57 AU - 0.63 AU

Year: 176 Days

Day: 32.9 Hours

Environment

Temp: 182 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.91 AU - 1.07 AU

Year: 373 Days

Day: 35.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.96 AU - 1.24 AU

Year: 437 Days

Day: 36.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 95,875,422 km

• M1: 232,325 km (0.112 R)
• M2: 392,694 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.13 AU - 1.25 AU

Year: 492 Days

Day: 19 Hours

Environment

Temp: -13 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.65 AU - 2.93 AU

Year: 1765 Days

Day: 28.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.03 AU - 5.05 AU

Year: 3076 Days

Day: 25.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.5

Radius: 14.2

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.79 AU - 5.39 AU

Year: 4349 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,875,422 km

• M1: 176,525 km (0.038 R)
• M2: 641,625 km (0.088 R)
• M3: 1,232,387 km (0.086 R)
• M4: 1,734,887 km (0.065 R)
• M5: 2,306,650 km (0.106 R)
• M6: 3,294,893 km (0.113 R)
• M7: 3,916,921 km (0.109 R)
• M8: 4,985,199 km (0.116 R)
• M9: 5,678,137 km (0.109 R)
• M10: 6,350,579 km (0.067 R)
• M11: 7,319,076 km (0.111 R)
• M12: 8,283,085 km (0.111 R)
• M13: 8,726,493 km (0.081 R)
• M14: 9,293,917 km (0.052 R)
• M15: 10,701,035 km (0.102 R)
• M16: 17,052,362 km (0.117 R)
• M17: 18,397,397 km (0.112 R)
• M18: 20,919,617 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.9

Radius: 4

Gravity: 55.56 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.38 AU - 19.14 AU

Year: 24833 Days

Day: 17.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 95,875,422 km

• M1: 51,312 km (0.052 R)
• M2: 270,174 km (0.11 R)
• M3: 420,520 km (0.05 R)
• M4: 696,677 km (0.033 R)
• M5: 1,753,437 km (0.1 R)
• M6: 2,560,218 km (0.044 R)
• M7: 3,431,177 km (0.083 R)
• M8: 4,088,211 km (0.096 R)
• M9: 4,903,669 km (0.117 R)
• M10: 5,647,020 km (0.098 R)
• M11: 7,098,718 km (0.116 R)
• M12: 9,076,103 km (0.11 R)
• M13: 10,780,322 km (0.057 R)
• M14: 11,323,512 km (0.091 R)
• M15: 12,317,739 km (0.11 R)
• M16: 16,968,587 km (0.065 R)
• M17: 19,530,900 km (0.093 R)
• M18: 21,164,808 km (0.07 R)
• M19: 21,481,057 km (0.101 R)
• M20: 25,169,842 km (0.049 R)
• M21: 25,882,975 km (0.078 R)
• M22: 26,731,943 km (0.09 R)
• M23: 27,724,674 km (0.082 R)
• M24: 31,666,428 km (0.114 R)
• M25: 33,913,837 km (0.067 R)
• M26: 34,346,774 km (0.062 R)
• M27: 35,667,723 km (0.08 R)
• M28: 36,265,366 km (0.091 R)
• M29: 48,562,610 km (0.069 R)
• M30: 49,852,144 km (0.084 R)
• M31: 57,252,601 km (0.103 R)
• M32: 58,277,795 km (0.082 R)
• M33: 59,106,568 km (0.12 R)
• M34: 60,576,067 km (0.087 R)
• M35: 65,798,529 km (0.086 R)
• M36: 72,499,466 km (0.081 R)
• M37: 78,126,590 km (0.098 R)
• M38: 87,778,047 km (0.104 R)
• M39: 88,049,417 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 13,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit