🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.44 AU - 0.62 AU

Year: 140 Days

Day: 42.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.66 AU - 0.9 AU

Year: 249 Days

Day: 33.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.11 AU - 1.71 AU

Year: 606 Days

Day: 39.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.6 AU - 1.88 AU

Year: 830 Days

Day: 27.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,761,308 km

• M1: 61,036 km (0.029 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.93 AU - 2.48 AU

Year: 1180 Days

Day: 43.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.17 AU - 2.43 AU

Year: 1261 Days

Day: 29.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.97 AU - 2.79 AU

Year: 1328 Days

Day: 45.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.35 AU - 3.55 AU

Year: 1832 Days

Day: 33.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.4

Radius: 5.7

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.54 AU - 17.04 AU

Year: 24881 Days

Day: 16.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,761,308 km

• M1: 96,939 km (0.032 R)
• M2: 294,109 km (0.069 R)
• M3: 475,123 km (0.091 R)
• M4: 863,180 km (0.04 R)
• M5: 1,285,644 km (0.086 R)
• M6: 2,276,281 km (0.088 R)
• M7: 3,823,871 km (0.111 R)
• M8: 4,833,058 km (0.118 R)
• M9: 5,101,138 km (0.075 R)
• M10: 5,460,322 km (0.105 R)
• M11: 7,667,190 km (0.119 R)
• M12: 8,909,900 km (0.101 R)
• M13: 9,196,978 km (0.1 R)
• M14: 10,343,945 km (0.049 R)
• M15: 10,660,943 km (0.111 R)
• M16: 12,486,336 km (0.098 R)
• M17: 18,168,512 km (0.068 R)
• M18: 19,194,304 km (0.062 R)
• M19: 25,249,428 km (0.071 R)
• M20: 29,711,484 km (0.116 R)
• M21: 40,625,546 km (0.091 R)
• M22: 48,273,587 km (0.074 R)
• M23: 53,746,177 km (0.099 R)
• M24: 59,415,786 km (0.108 R)
• M25: 59,820,897 km (0.111 R)
• M26: 60,432,005 km (0.107 R)
• M27: 70,104,255 km (0.08 R)
• M28: 76,375,847 km (0.112 R)
• M29: 78,790,356 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.5

Radius: 6.7

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 15.06 AU - 23.16 AU

Year: 30212 Days

Day: 16.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,761,308 km

• M1: 86,767 km (0.106 R)
• M2: 500,106 km (0.103 R)
• M3: 1,390,363 km (0.095 R)
• M4: 1,765,704 km (0.084 R)
• M5: 2,354,970 km (0.067 R)
• M6: 2,939,897 km (0.08 R)
• M7: 3,617,426 km (0.099 R)
• M8: 3,885,356 km (0.104 R)
• M9: 4,166,450 km (0.098 R)
• M10: 4,840,090 km (0.114 R)
• M11: 6,107,034 km (0.089 R)
• M12: 7,250,111 km (0.077 R)
• M13: 9,168,106 km (0.032 R)
• M14: 10,010,491 km (0.052 R)
• M15: 12,043,676 km (0.091 R)
• M16: 13,331,414 km (0.049 R)
• M17: 14,117,551 km (0.039 R)
• M18: 14,708,313 km (0.037 R)
• M19: 17,320,890 km (0.074 R)
• M20: 18,256,176 km (0.071 R)
• M21: 21,649,804 km (0.119 R)
• M22: 22,435,193 km (0.104 R)
• M23: 23,958,697 km (0.108 R)
• M24: 24,481,542 km (0.031 R)
• M25: 24,798,839 km (0.047 R)
• M26: 25,226,091 km (0.051 R)
• M27: 26,095,553 km (0.042 R)
• M28: 32,113,277 km (0.114 R)
• M29: 37,855,442 km (0.117 R)
• M30: 40,009,203 km (0.106 R)
• M31: 40,449,619 km (0.071 R)
• M32: 41,041,727 km (0.094 R)
• M33: 43,778,171 km (0.065 R)
• M34: 44,874,424 km (0.087 R)
• M35: 56,861,552 km (0.075 R)
• M36: 60,834,573 km (0.076 R)
• M37: 61,611,883 km (0.088 R)
• M38: 62,789,966 km (0.083 R)
• M39: 63,783,147 km (0.1 R)
• M40: 64,384,081 km (0.119 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 19,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit