🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.3 AU - 1.46 AU

Year: 598 Days

Day: 19.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,223,249 km

• M1: 976,724 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.4 AU - 1.42 AU

Year: 618 Days

Day: 16.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.79 AU - 2.45 AU

Year: 1139 Days

Day: 42.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,223,249 km

• M1: 384,915 km (0.072 R)
• M2: 1,792,482 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.99 AU - 2.77 AU

Year: 1355 Days

Day: 43.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.47 AU - 5.03 AU

Year: 3233 Days

Day: 29.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.7

Radius: 13.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.45 AU - 6.39 AU

Year: 5314 Days

Day: 10.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,223,249 km

• M1: 172,935 km (0.098 R)
• M2: 636,090 km (0.115 R)
• M3: 1,149,211 km (0.038 R)
• M4: 2,046,648 km (0.054 R)
• M5: 3,188,379 km (0.061 R)
• M6: 3,832,697 km (0.081 R)
• M7: 4,906,960 km (0.108 R)
• M8: 6,237,184 km (0.085 R)
• M9: 6,969,466 km (0.08 R)
• M10: 7,870,494 km (0.107 R)
• M11: 11,475,054 km (0.102 R)
• M12: 12,679,766 km (0.095 R)
• M13: 16,550,910 km (0.091 R)
• M14: 18,552,978 km (0.1 R)
• M15: 19,647,287 km (0.093 R)
• M16: 22,342,442 km (0.083 R)
• M17: 24,297,537 km (0.102 R)
• M18: 25,774,217 km (0.093 R)
• M19: 26,279,409 km (0.075 R)
• M20: 27,484,121 km (0.103 R)
• M21: 30,562,995 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 14.1

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7 AU - 7.3 AU

Year: 7054 Days

Day: 6.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,223,249 km

• M1: 180,415 km (0.119 R)
• M2: 796,908 km (0.084 R)
• M3: 1,437,785 km (0.103 R)
• M4: 2,674,660 km (0.093 R)
• M5: 3,233,708 km (0.088 R)
• M6: 4,152,986 km (0.091 R)
• M7: 4,732,229 km (0.066 R)
• M8: 9,464,160 km (0.101 R)
• M9: 10,031,734 km (0.102 R)
• M10: 11,339,818 km (0.087 R)
• M11: 12,421,261 km (0.118 R)
• M12: 13,102,530 km (0.104 R)
• M13: 19,331,934 km (0.087 R)
• M14: 21,837,848 km (0.119 R)
• M15: 23,253,792 km (0.12 R)
• M16: 29,235,762 km (0.118 R)
• M17: 31,057,864 km (0.028 R)
• M18: 34,593,161 km (0.095 R)
• M19: 38,746,746 km (0.032 R)
• M20: 39,469,902 km (0.056 R)
• M21: 41,192,522 km (0.076 R)
• M22: 42,964,508 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.2

Radius: 6.5

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 14.89 AU - 18.17 AU

Year: 24796 Days

Day: 19.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,223,249 km

• M1: 80,783 km (0.058 R)
• M2: 444,754 km (0.099 R)
• M3: 753,973 km (0.104 R)
• M4: 2,523,267 km (0.08 R)
• M5: 2,813,188 km (0.049 R)
• M6: 4,038,993 km (0.086 R)
• M7: 4,860,285 km (0.051 R)
• M8: 5,911,659 km (0.047 R)
• M9: 6,828,544 km (0.114 R)
• M10: 10,507,605 km (0.076 R)
• M11: 11,648,737 km (0.107 R)
• M12: 12,249,223 km (0.115 R)
• M13: 13,367,467 km (0.112 R)
• M14: 15,967,030 km (0.098 R)
• M15: 16,375,731 km (0.049 R)
• M16: 20,373,884 km (0.095 R)
• M17: 22,039,805 km (0.113 R)
• M18: 24,435,167 km (0.086 R)
• M19: 24,759,944 km (0.072 R)
• M20: 25,197,368 km (0.083 R)
• M21: 37,020,985 km (0.043 R)
• M22: 39,048,635 km (0.076 R)
• M23: 50,831,412 km (0.06 R)
• M24: 51,537,813 km (0.111 R)
• M25: 56,856,915 km (0.113 R)
• M26: 64,159,684 km (0.033 R)
• M27: 65,608,091 km (0.052 R)
• M28: 67,502,150 km (0.088 R)
• M29: 72,954,543 km (0.111 R)
• M30: 74,759,292 km (0.085 R)
• M31: 76,593,661 km (0.109 R)
• M32: 76,825,089 km (0.095 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 14,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit