🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.73 AU - 1.01 AU

Year: 293 Days

Day: 35.5 Hours

Environment

Temp: 98 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.99 AU - 1.11 AU

Year: 389 Days

Day: 45.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.42 AU - 1.44 AU

Year: 618 Days

Day: 29.4 Hours

Environment

Temp: -31 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,077,814 km

• M1: 1,213,987 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.74 AU - 4.78 AU

Year: 3180 Days

Day: 41.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.7

Radius: 11.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.16 AU - 5.4 AU

Year: 4388 Days

Day: 8.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,077,814 km

• M1: 146,905 km (0.113 R)
• M2: 584,778 km (0.079 R)
• M3: 984,653 km (0.041 R)
• M4: 1,445,863 km (0.066 R)
• M5: 1,832,275 km (0.114 R)
• M6: 2,497,985 km (0.115 R)
• M7: 3,357,275 km (0.102 R)
• M8: 4,156,577 km (0.099 R)
• M9: 6,017,874 km (0.081 R)
• M10: 6,514,239 km (0.077 R)
• M11: 7,132,976 km (0.081 R)
• M12: 8,099,678 km (0.118 R)
• M13: 10,456,742 km (0.093 R)
• M14: 10,875,765 km (0.078 R)
• M15: 13,238,813 km (0.11 R)
• M16: 20,026,069 km (0.046 R)
• M17: 24,267,916 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.5

Radius: 8.7

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.13 AU - 5.61 AU

Year: 4500 Days

Day: 7.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,077,814 km

• M1: 323,431 km (0.104 R)
• M2: 867,967 km (0.087 R)
• M3: 1,246,599 km (0.073 R)
• M4: 1,587,682 km (0.03 R)
• M5: 2,064,600 km (0.081 R)
• M6: 2,646,985 km (0.114 R)
• M7: 2,922,544 km (0.086 R)
• M8: 3,625,654 km (0.067 R)
• M9: 4,509,777 km (0.086 R)
• M10: 5,181,472 km (0.111 R)
• M11: 7,916,121 km (0.086 R)
• M12: 8,520,646 km (0.057 R)
• M13: 11,216,848 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.7

Radius: 7.7

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.23 AU - 13.67 AU

Year: 17839 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,077,814 km

• M1: 95,743 km (0.093 R)
• M2: 1,225,506 km (0.117 R)
• M3: 2,191,758 km (0.092 R)
• M4: 3,058,977 km (0.106 R)
• M5: 5,419,183 km (0.08 R)
• M6: 9,001,902 km (0.116 R)
• M7: 9,312,467 km (0.077 R)
• M8: 9,768,741 km (0.09 R)
• M9: 15,184,184 km (0.082 R)
• M10: 16,203,993 km (0.095 R)
• M11: 20,665,151 km (0.078 R)
• M12: 21,206,396 km (0.097 R)
• M13: 31,101,397 km (0.118 R)
• M14: 35,861,003 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.6

Radius: 6.2

Gravity: 15.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 12.42 AU - 15.8 AU

Year: 19168 Days

Day: 22.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,077,814 km

• M1: 77,043 km (0.081 R)
• M2: 403,166 km (0.091 R)
• M3: 680,222 km (0.084 R)
• M4: 874,400 km (0.056 R)
• M5: 1,144,873 km (0.095 R)
• M6: 1,517,072 km (0.108 R)
• M7: 1,967,062 km (0.08 R)
• M8: 3,425,342 km (0.12 R)
• M9: 4,557,200 km (0.094 R)
• M10: 5,720,623 km (0.088 R)
• M11: 8,413,833 km (0.111 R)
• M12: 8,879,830 km (0.099 R)
• M13: 9,253,975 km (0.098 R)
• M14: 11,596,827 km (0.09 R)
• M15: 18,513,484 km (0.106 R)
• M16: 18,773,635 km (0.114 R)
• M17: 19,838,323 km (0.077 R)
• M18: 20,662,907 km (0.057 R)
• M19: 24,190,424 km (0.109 R)
• M20: 24,814,846 km (0.082 R)
• M21: 26,752,886 km (0.056 R)
• M22: 26,974,291 km (0.054 R)
• M23: 27,645,687 km (0.118 R)
• M24: 32,284,417 km (0.101 R)
• M25: 39,240,868 km (0.102 R)
• M26: 45,382,608 km (0.101 R)
• M27: 45,697,512 km (0.088 R)
• M28: 46,651,348 km (0.086 R)
• M29: 49,259,288 km (0.085 R)
• M30: 63,767,439 km (0.05 R)
• M31: 66,163,099 km (0.077 R)
• M32: 66,365,355 km (0.081 R)
• M33: 67,178,719 km (0.084 R)
• M34: 68,825,343 km (0.105 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 20,022 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit