🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.56 AU - 0.88 AU

Year: 265 Days

Day: 17.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,977,678 km

• M1: 109,954 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.62 AU - 0.92 AU

Year: 293 Days

Day: 21.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.75 AU - 0.93 AU

Year: 334 Days

Day: 40.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,977,678 km

• M1: 129,552 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.88 AU - 1.32 AU

Year: 500 Days

Day: 30.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.14 AU - 1.34 AU

Year: 599 Days

Day: 23 Hours

Environment

Temp: -86 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.21 AU - 1.53 AU

Year: 695 Days

Day: 44.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.59 AU - 2.15 AU

Year: 1108 Days

Day: 34.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.7

Radius: 4.4

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.49 AU - 10.37 AU

Year: 13564 Days

Day: 20.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,977,678 km

• M1: 62,532 km (0.104 R)
• M2: 353,350 km (0.043 R)
• M3: 779,555 km (0.092 R)
• M4: 1,167,312 km (0.09 R)
• M5: 1,717,683 km (0.03 R)
• M6: 2,084,347 km (0.102 R)
• M7: 2,424,832 km (0.088 R)
• M8: 2,579,067 km (0.108 R)
• M9: 3,125,698 km (0.082 R)
• M10: 4,531,020 km (0.057 R)
• M11: 4,795,360 km (0.116 R)
• M12: 5,163,819 km (0.082 R)
• M13: 9,657,141 km (0.08 R)
• M14: 9,947,660 km (0.062 R)
• M15: 10,802,313 km (0.096 R)
• M16: 14,024,800 km (0.079 R)
• M17: 14,649,371 km (0.118 R)
• M18: 16,020,735 km (0.078 R)
• M19: 17,979,420 km (0.12 R)
• M20: 18,271,734 km (0.041 R)
• M21: 20,406,795 km (0.083 R)
• M22: 21,452,335 km (0.038 R)
• M23: 23,649,778 km (0.107 R)
• M24: 25,347,265 km (0.08 R)
• M25: 26,085,680 km (0.088 R)
• M26: 29,688,146 km (0.076 R)
• M27: 30,715,734 km (0.074 R)
• M28: 31,028,693 km (0.067 R)
• M29: 32,194,060 km (0.063 R)
• M30: 32,841,819 km (0.069 R)
• M31: 35,177,640 km (0.084 R)
• M32: 35,634,811 km (0.09 R)
• M33: 36,560,822 km (0.119 R)
• M34: 40,301,367 km (0.095 R)
• M35: 41,815,148 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.4

Radius: 6.6

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.24 AU - 14.7 AU

Year: 17952 Days

Day: 22.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,977,678 km

• M1: 82,428 km (0.09 R)
• M2: 363,074 km (0.071 R)
• M3: 738,714 km (0.098 R)
• M4: 1,227,451 km (0.12 R)
• M5: 1,473,240 km (0.052 R)
• M6: 1,894,807 km (0.113 R)
• M7: 2,124,290 km (0.095 R)
• M8: 4,039,741 km (0.098 R)
• M9: 4,422,562 km (0.057 R)
• M10: 5,915,100 km (0.079 R)
• M11: 8,355,639 km (0.111 R)
• M12: 11,210,864 km (0.063 R)
• M13: 12,422,757 km (0.06 R)
• M14: 14,075,364 km (0.054 R)
• M15: 15,637,017 km (0.116 R)
• M16: 21,387,708 km (0.12 R)
• M17: 22,059,552 km (0.102 R)
• M18: 25,738,014 km (0.108 R)
• M19: 32,869,943 km (0.114 R)
• M20: 36,002,972 km (0.086 R)
• M21: 47,067,380 km (0.12 R)
• M22: 49,689,232 km (0.098 R)
• M23: 60,578,311 km (0.101 R)
• M24: 63,283,789 km (0.061 R)
• M25: 69,142,341 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 12,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit