🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.93 AU - 1.07 AU

Year: 350 Days

Day: 41.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,503,595 km

• M1: 21,542 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.15 AU - 1.69 AU

Year: 592 Days

Day: 29.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.47 AU - 1.89 AU

Year: 762 Days

Day: 36 Hours

Environment

Temp: -41 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.56 AU - 1.86 AU

Year: 782 Days

Day: 35.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.89 AU - 1.91 AU

Year: 916 Days

Day: 42.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,503,595 km

• M1: 743,950 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.81 AU - 2.53 AU

Year: 1118 Days

Day: 30.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.3

Radius: 14.2

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.1 AU - 6.52 AU

Year: 5545 Days

Day: 7.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,503,595 km

• M1: 176,525 km (0.118 R)
• M2: 668,104 km (0.113 R)
• M3: 1,828,385 km (0.1 R)
• M4: 3,642,409 km (0.072 R)
• M5: 4,854,750 km (0.088 R)
• M6: 5,391,806 km (0.051 R)
• M7: 6,586,345 km (0.108 R)
• M8: 9,757,072 km (0.106 R)
• M9: 10,248,651 km (0.045 R)
• M10: 13,720,518 km (0.052 R)
• M11: 14,338,507 km (0.103 R)
• M12: 16,119,171 km (0.107 R)
• M13: 23,042,560 km (0.106 R)
• M14: 23,516,636 km (0.118 R)
• M15: 27,903,593 km (0.084 R)
• M16: 30,007,388 km (0.028 R)
• M17: 30,668,162 km (0.114 R)
• M18: 32,116,868 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 12

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.24 AU - 7.52 AU

Year: 5638 Days

Day: 7.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,503,595 km

• M1: 150,196 km (0.114 R)
• M2: 639,232 km (0.064 R)
• M3: 1,038,060 km (0.107 R)
• M4: 1,548,488 km (0.107 R)
• M5: 3,229,668 km (0.116 R)
• M6: 3,632,835 km (0.075 R)
• M7: 4,414,035 km (0.102 R)
• M8: 6,505,862 km (0.05 R)
• M9: 8,185,995 km (0.116 R)
• M10: 10,683,532 km (0.049 R)
• M11: 11,057,527 km (0.097 R)
• M12: 11,488,668 km (0.12 R)
• M13: 17,321,489 km (0.118 R)
• M14: 20,081,270 km (0.1 R)
• M15: 22,582,247 km (0.042 R)
• M16: 23,907,685 km (0.08 R)
• M17: 26,627,523 km (0.103 R)
• M18: 28,283,721 km (0.081 R)
• M19: 32,870,691 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.9

Radius: 3.3

Gravity: 65.56 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 17.34 AU - 17.48 AU

Year: 25414 Days

Day: 22 Hours

Environment

Temp: -189 °C

Axial Tilt: 94.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,503,595 km

• M1: 40,990 km (0.072 R)
• M2: 205,248 km (0.081 R)
• M3: 613,800 km (0.06 R)
• M4: 764,744 km (0.091 R)
• M5: 890,855 km (0.035 R)
• M6: 1,017,415 km (0.089 R)
• M7: 1,339,051 km (0.076 R)
• M8: 1,821,653 km (0.091 R)
• M9: 2,483,474 km (0.047 R)
• M10: 2,922,694 km (0.102 R)
• M11: 3,204,087 km (0.096 R)
• M12: 3,628,048 km (0.095 R)
• M13: 4,122,469 km (0.091 R)
• M14: 4,549,271 km (0.041 R)
• M15: 5,243,705 km (0.064 R)
• M16: 6,095,066 km (0.096 R)
• M17: 6,321,557 km (0.105 R)
• M18: 6,506,759 km (0.05 R)
• M19: 9,553,470 km (0.098 R)
• M20: 10,749,205 km (0.109 R)
• M21: 15,174,011 km (0.073 R)
• M22: 17,966,704 km (0.085 R)
• M23: 18,620,148 km (0.099 R)
• M24: 21,705,305 km (0.119 R)
• M25: 22,126,572 km (0.076 R)
• M26: 22,877,105 km (0.119 R)
• M27: 22,985,563 km (0.084 R)
• M28: 30,018,010 km (0.052 R)
• M29: 35,668,172 km (0.12 R)
• M30: 35,814,179 km (0.057 R)
• M31: 40,382,300 km (0.096 R)
• M32: 42,476,819 km (0.065 R)
• M33: 53,086,151 km (0.1 R)
• M34: 54,621,773 km (0.093 R)
• M35: 59,200,964 km (0.074 R)
• M36: 62,533,256 km (0.076 R)
• M37: 79,826,621 km (0.049 R)
• M38: 80,076,449 km (0.102 R)
• M39: 84,923,270 km (0.088 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 14,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit