🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.89 AU - 0.95 AU

Year: 324 Days

Day: 31.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.99 AU - 1.43 AU

Year: 489 Days

Day: 35.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.48 AU - 2.16 AU

Year: 901 Days

Day: 31.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.16 AU - 2.56 AU

Year: 1331 Days

Day: 37 Hours

Environment

Temp: -92 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.32 AU - 3.08 AU

Year: 1629 Days

Day: 31.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.8 AU - 3.6 AU

Year: 2101 Days

Day: 14.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,913,919 km

• M1: 46,675 km (0.065 R)
• M2: 1,085,033 km (0.054 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.91 AU - 3.91 AU

Year: 2312 Days

Day: 21.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.5

Radius: 13.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.11 AU - 6.23 AU

Year: 4956 Days

Day: 8.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,913,919 km

• M1: 168,896 km (0.116 R)
• M2: 668,104 km (0.064 R)
• M3: 1,478,326 km (0.091 R)
• M4: 1,987,258 km (0.114 R)
• M5: 2,993,304 km (0.052 R)
• M6: 3,889,694 km (0.053 R)
• M7: 5,605,283 km (0.095 R)
• M8: 6,088,334 km (0.065 R)
• M9: 6,698,095 km (0.083 R)
• M10: 9,017,012 km (0.081 R)
• M11: 11,065,156 km (0.082 R)
• M12: 12,423,954 km (0.108 R)
• M13: 13,039,100 km (0.106 R)
• M14: 14,723,123 km (0.119 R)
• M15: 15,238,039 km (0.076 R)
• M16: 16,243,786 km (0.05 R)
• M17: 18,851,127 km (0.081 R)
• M18: 21,288,226 km (0.053 R)
• M19: 22,847,484 km (0.103 R)
• M20: 25,205,446 km (0.026 R)
• M21: 29,219,157 km (0.085 R)
• M22: 30,033,568 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 10.2

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.03 AU - 13.87 AU

Year: 14223 Days

Day: 9.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,913,919 km

• M1: 127,457 km (0.104 R)
• M2: 578,046 km (0.075 R)
• M3: 946,057 km (0.111 R)
• M4: 2,605,397 km (0.106 R)
• M5: 3,541,879 km (0.097 R)
• M6: 4,117,981 km (0.089 R)
• M7: 5,098,146 km (0.087 R)
• M8: 6,471,454 km (0.104 R)
• M9: 15,710,619 km (0.096 R)
• M10: 19,516,837 km (0.058 R)
• M11: 27,012,289 km (0.071 R)
• M12: 35,054,820 km (0.054 R)
• M13: 42,039,844 km (0.105 R)
• M14: 52,048,390 km (0.12 R)
• M15: 62,582,474 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.6

Radius: 7.6

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.67 AU - 16.75 AU

Year: 20711 Days

Day: 21.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,913,919 km

• M1: 94,546 km (0.101 R)
• M2: 387,159 km (0.116 R)
• M3: 837,299 km (0.119 R)
• M4: 1,106,575 km (0.097 R)
• M5: 1,434,045 km (0.115 R)
• M6: 1,755,681 km (0.111 R)
• M7: 2,307,547 km (0.085 R)
• M8: 3,199,450 km (0.113 R)
• M9: 3,870,845 km (0.062 R)
• M10: 4,977,869 km (0.077 R)
• M11: 6,749,557 km (0.048 R)
• M12: 7,058,626 km (0.112 R)
• M13: 7,470,020 km (0.113 R)
• M14: 9,826,935 km (0.083 R)
• M15: 10,456,592 km (0.114 R)
• M16: 11,358,069 km (0.09 R)
• M17: 12,180,259 km (0.101 R)
• M18: 13,801,750 km (0.088 R)
• M19: 16,180,655 km (0.102 R)
• M20: 19,969,820 km (0.071 R)
• M21: 21,543,141 km (0.115 R)
• M22: 22,506,252 km (0.054 R)
• M23: 29,243,990 km (0.082 R)
• M24: 32,627,445 km (0.106 R)
• M25: 34,543,196 km (0.061 R)
• M26: 42,507,637 km (0.036 R)
• M27: 43,562,900 km (0.098 R)
• M28: 45,882,714 km (0.082 R)
• M29: 54,915,882 km (0.087 R)
• M30: 56,347,534 km (0.097 R)
• M31: 57,620,462 km (0.07 R)
• M32: 59,098,489 km (0.085 R)
• M33: 65,463,430 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 19,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit