🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.53 AU - 0.77 AU

Year: 190 Days

Day: 33.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 48.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,692,740 km

• M1: 69,413 km (0.113 R)
• M2: 472,580 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.79 AU - 0.93 AU

Year: 288 Days

Day: 25.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.76 AU - 1.02 AU

Year: 304 Days

Day: 12.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.84 AU - 1.24 AU

Year: 384 Days

Day: 29.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,692,740 km

• M1: 18,251 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.76 AU - 1.8 AU

Year: 859 Days

Day: 35.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.41 AU - 5.43 AU

Year: 3947 Days

Day: 23.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.4

Radius: 10.3

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.4 AU - 6.88 AU

Year: 4844 Days

Day: 10.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,692,740 km

• M1: 128,355 km (0.079 R)
• M2: 704,008 km (0.071 R)
• M3: 1,085,781 km (0.102 R)
• M4: 1,549,535 km (0.03 R)
• M5: 2,114,267 km (0.079 R)
• M6: 2,691,266 km (0.093 R)
• M7: 3,063,615 km (0.057 R)
• M8: 5,200,620 km (0.116 R)
• M9: 5,753,534 km (0.047 R)
• M10: 6,624,493 km (0.115 R)
• M11: 7,650,286 km (0.042 R)
• M12: 8,074,545 km (0.113 R)
• M13: 8,440,162 km (0.118 R)
• M14: 10,014,530 km (0.099 R)
• M15: 10,783,463 km (0.059 R)
• M16: 12,535,554 km (0.039 R)
• M17: 13,126,316 km (0.105 R)
• M18: 16,304,672 km (0.097 R)
• M19: 19,113,970 km (0.101 R)
• M20: 19,896,816 km (0.034 R)
• M21: 20,363,262 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 9.2

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.49 AU - 7.43 AU

Year: 6641 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,692,740 km

• M1: 114,442 km (0.101 R)
• M2: 538,852 km (0.04 R)
• M3: 903,870 km (0.098 R)
• M4: 1,338,751 km (0.11 R)
• M5: 1,735,485 km (0.105 R)
• M6: 2,672,865 km (0.094 R)
• M7: 5,383,279 km (0.104 R)
• M8: 5,989,450 km (0.106 R)
• M9: 7,802,726 km (0.092 R)
• M10: 8,921,269 km (0.111 R)
• M11: 9,770,087 km (0.068 R)
• M12: 10,622,945 km (0.097 R)
• M13: 11,576,182 km (0.035 R)
• M14: 12,695,025 km (0.101 R)
• M15: 13,422,669 km (0.109 R)
• M16: 14,536,126 km (0.027 R)
• M17: 14,900,098 km (0.105 R)
• M18: 16,222,543 km (0.115 R)
• M19: 18,668,917 km (0.109 R)
• M20: 19,099,310 km (0.055 R)
• M21: 20,964,197 km (0.082 R)
• M22: 23,358,511 km (0.106 R)
• M23: 26,196,382 km (0.091 R)
• M24: 26,555,417 km (0.083 R)
• M25: 29,256,556 km (0.056 R)
• M26: 29,546,028 km (0.075 R)
• M27: 31,525,058 km (0.107 R)
• M28: 32,340,816 km (0.111 R)
• M29: 34,441,918 km (0.088 R)
• M30: 36,076,275 km (0.098 R)
• M31: 37,875,937 km (0.084 R)
• M32: 38,566,032 km (0.101 R)
• M33: 38,914,146 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896

Radius: 3.5

Gravity: 73.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 15.46 AU - 16.18 AU

Year: 22756 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,692,740 km

• M1: 43,533 km (0.093 R)
• M2: 170,841 km (0.107 R)
• M3: 361,877 km (0.08 R)
• M4: 675,135 km (0.096 R)
• M5: 1,132,157 km (0.114 R)
• M6: 1,867,729 km (0.074 R)
• M7: 2,277,328 km (0.12 R)
• M8: 2,958,597 km (0.109 R)
• M9: 3,301,176 km (0.111 R)
• M10: 4,272,814 km (0.073 R)
• M11: 5,801,705 km (0.118 R)
• M12: 6,020,866 km (0.104 R)
• M13: 7,556,637 km (0.086 R)
• M14: 8,303,879 km (0.114 R)
• M15: 8,582,280 km (0.099 R)
• M16: 9,216,725 km (0.078 R)
• M17: 10,839,413 km (0.1 R)
• M18: 11,787,564 km (0.057 R)
• M19: 13,846,929 km (0.095 R)
• M20: 14,238,426 km (0.076 R)
• M21: 16,831,107 km (0.114 R)
• M22: 18,755,833 km (0.086 R)
• M23: 19,331,486 km (0.069 R)
• M24: 20,619,224 km (0.084 R)
• M25: 21,232,276 km (0.108 R)
• M26: 21,439,320 km (0.044 R)
• M27: 30,474,732 km (0.056 R)
• M28: 31,537,625 km (0.089 R)
• M29: 33,596,989 km (0.097 R)
• M30: 33,737,312 km (0.118 R)
• M31: 33,878,233 km (0.094 R)
• M32: 34,587,925 km (0.108 R)
• M33: 38,286,134 km (0.103 R)
• M34: 43,726,560 km (0.104 R)
• M35: 51,315,510 km (0.107 R)
• M36: 54,542,935 km (0.091 R)
• M37: 64,596,809 km (0.117 R)
• M38: 68,579,553 km (0.077 R)
• M39: 75,095,289 km (0.081 R)
• M40: 80,998,421 km (0.114 R)
• M41: 87,734,065 km (0.097 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 11,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit