🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.94 AU - 1.02 AU

Year: 344 Days

Day: 12.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.24 AU - 1.44 AU

Year: 550 Days

Day: 38.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 116,247,633 km

• M1: 38,147 km (0.11 R)

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.13 AU - 2.65 AU

Year: 1311 Days

Day: 15.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,247,633 km

• M1: 945,309 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.39 AU - 3.81 AU

Year: 1936 Days

Day: 23.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.5

Radius: 9.9

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.07 AU - 9.89 AU

Year: 7997 Days

Day: 12.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 116,247,633 km

• M1: 123,119 km (0.101 R)
• M2: 641,775 km (0.079 R)
• M3: 1,232,088 km (0.095 R)
• M4: 1,805,945 km (0.114 R)
• M5: 2,364,694 km (0.097 R)
• M6: 2,785,213 km (0.11 R)
• M7: 3,509,716 km (0.088 R)
• M8: 3,929,487 km (0.048 R)
• M9: 4,522,344 km (0.08 R)
• M10: 5,752,337 km (0.03 R)
• M11: 6,196,643 km (0.098 R)
• M12: 7,427,833 km (0.094 R)
• M13: 9,313,814 km (0.105 R)
• M14: 11,235,249 km (0.04 R)
• M15: 12,095,287 km (0.114 R)
• M16: 13,056,304 km (0.06 R)
• M17: 18,345,785 km (0.086 R)
• M18: 18,935,201 km (0.063 R)
• M19: 21,744,798 km (0.084 R)
• M20: 22,321,797 km (0.11 R)
• M21: 25,360,729 km (0.08 R)
• M22: 26,370,065 km (0.075 R)
• M23: 29,760,103 km (0.06 R)
• M24: 33,430,187 km (0.107 R)
• M25: 35,091,621 km (0.099 R)
• M26: 37,274,105 km (0.068 R)
• M27: 37,981,703 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 8.2

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.92 AU - 8.64 AU

Year: 8452 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 116,247,633 km

• M1: 102,175 km (0.046 R)
• M2: 358,436 km (0.08 R)
• M3: 733,179 km (0.026 R)
• M4: 1,088,474 km (0.071 R)
• M5: 1,570,478 km (0.036 R)
• M6: 2,004,163 km (0.068 R)
• M7: 2,294,083 km (0.08 R)
• M8: 3,089,346 km (0.098 R)
• M9: 4,030,615 km (0.026 R)
• M10: 5,372,508 km (0.047 R)
• M11: 5,834,467 km (0.101 R)
• M12: 7,951,576 km (0.061 R)
• M13: 8,773,317 km (0.058 R)
• M14: 10,036,970 km (0.117 R)
• M15: 10,738,135 km (0.081 R)
• M16: 11,258,586 km (0.098 R)
• M17: 14,116,504 km (0.055 R)
• M18: 14,741,225 km (0.091 R)
• M19: 15,449,421 km (0.09 R)
• M20: 15,978,549 km (0.12 R)
• M21: 17,283,790 km (0.116 R)
• M22: 20,027,116 km (0.071 R)
• M23: 20,975,865 km (0.106 R)
• M24: 26,735,533 km (0.047 R)
• M25: 33,248,875 km (0.092 R)
• M26: 37,577,190 km (0.107 R)
• M27: 40,620,759 km (0.058 R)
• M28: 43,562,601 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.1

Radius: 5.3

Gravity: 32.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.27 AU - 21.31 AU

Year: 27750 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 116,247,633 km

• M1: 65,973 km (0.067 R)
• M2: 765,343 km (0.09 R)
• M3: 998,267 km (0.095 R)
• M4: 1,552,527 km (0.088 R)
• M5: 2,976,698 km (0.114 R)
• M6: 4,432,435 km (0.106 R)
• M7: 5,486,053 km (0.101 R)
• M8: 5,751,141 km (0.102 R)
• M9: 6,548,796 km (0.067 R)
• M10: 6,746,714 km (0.067 R)
• M11: 7,051,146 km (0.107 R)
• M12: 7,417,810 km (0.105 R)
• M13: 9,134,596 km (0.037 R)
• M14: 10,282,909 km (0.099 R)
• M15: 10,618,158 km (0.083 R)
• M16: 12,939,468 km (0.108 R)
• M17: 13,648,711 km (0.118 R)
• M18: 14,802,859 km (0.12 R)
• M19: 19,456,250 km (0.073 R)
• M20: 21,562,139 km (0.096 R)
• M21: 32,932,026 km (0.073 R)
• M22: 39,223,066 km (0.082 R)
• M23: 40,041,067 km (0.096 R)
• M24: 42,050,615 km (0.119 R)
• M25: 42,391,997 km (0.109 R)
• M26: 43,775,778 km (0.039 R)
• M27: 46,269,574 km (0.114 R)
• M28: 46,633,396 km (0.115 R)
• M29: 46,999,013 km (0.115 R)
• M30: 47,366,725 km (0.11 R)
• M31: 49,233,557 km (0.102 R)
• M32: 49,612,787 km (0.069 R)
• M33: 50,376,933 km (0.069 R)
• M34: 52,125,134 km (0.114 R)
• M35: 59,522,300 km (0.058 R)
• M36: 62,135,476 km (0.113 R)
• M37: 71,639,428 km (0.115 R)
• M38: 84,213,279 km (0.067 R)
• M39: 87,224,834 km (0.057 R)
• M40: 92,594,200 km (0.043 R)
• M41: 94,626,637 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.2

Radius: 7

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 15.98 AU - 23.86 AU

Year: 31541 Days

Day: 18.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 116,247,633 km

• M1: 87,066 km (0.054 R)
• M2: 433,834 km (0.079 R)
• M3: 896,390 km (0.109 R)
• M4: 1,241,513 km (0.096 R)
• M5: 1,500,317 km (0.053 R)
• M6: 2,555,880 km (0.103 R)
• M7: 3,615,033 km (0.053 R)
• M8: 3,857,830 km (0.11 R)
• M9: 5,240,114 km (0.108 R)
• M10: 5,735,582 km (0.08 R)
• M11: 6,410,867 km (0.077 R)
• M12: 7,803,623 km (0.116 R)
• M13: 11,393,673 km (0.053 R)
• M14: 11,993,860 km (0.05 R)
• M15: 14,005,801 km (0.055 R)
• M16: 15,861,264 km (0.102 R)
• M17: 16,420,161 km (0.102 R)
• M18: 18,582,150 km (0.085 R)
• M19: 20,926,947 km (0.092 R)
• M20: 24,679,310 km (0.119 R)
• M21: 30,680,878 km (0.085 R)
• M22: 31,402,388 km (0.066 R)
• M23: 31,840,710 km (0.067 R)
• M24: 36,450,718 km (0.088 R)
• M25: 39,420,086 km (0.095 R)
• M26: 39,759,673 km (0.083 R)
• M27: 41,662,259 km (0.076 R)
• M28: 42,014,562 km (0.086 R)
• M29: 45,089,995 km (0.066 R)
• M30: 48,118,754 km (0.068 R)
• M31: 48,701,288 km (0.113 R)
• M32: 49,288,609 km (0.115 R)
• M33: 61,136,162 km (0.103 R)
• M34: 68,690,256 km (0.109 R)
• M35: 73,201,230 km (0.108 R)
• M36: 73,971,659 km (0.07 R)
• M37: 80,331,663 km (0.115 R)
• M38: 93,220,567 km (0.08 R)
• M39: 93,521,558 km (0.119 R)
• M40: 104,148,542 km (0.114 R)
• M41: 115,552,088 km (0.07 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 17,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit