🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.42 AU - 0.6 AU

Year: 128 Days

Day: 14.7 Hours

Environment

Temp: 206 °C

Axial Tilt: 42.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.75 AU - 0.77 AU

Year: 233 Days

Day: 14.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,058,485 km

• M1: 80,484 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.15 AU

Year: 336 Days

Day: 31.3 Hours

Environment

Temp: 99 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.23 AU

Year: 346 Days

Day: 18.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,058,485 km

• M1: 165,006 km (0.107 R)
• M2: 252,372 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.99 AU - 2.83 AU

Year: 1315 Days

Day: 34.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.74 AU - 2.84 AU

Year: 1638 Days

Day: 39.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.86 AU - 3.88 AU

Year: 2174 Days

Day: 13.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,058,485 km

• M1: 2,224,072 km (0.119 R)

Asteroid Belt

Center: 8.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.5

Radius: 7.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.16 AU - 14.66 AU

Year: 18233 Days

Day: 21.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,058,485 km

• M1: 687,253 km (0.06 R)
• M2: 1,301,202 km (0.095 R)
• M3: 1,510,639 km (0.083 R)
• M4: 2,102,000 km (0.118 R)
• M5: 2,363,048 km (0.082 R)
• M6: 2,467,318 km (0.081 R)
• M7: 3,044,167 km (0.08 R)
• M8: 3,887,450 km (0.118 R)
• M9: 4,931,045 km (0.116 R)
• M10: 5,572,969 km (0.077 R)
• M11: 5,652,556 km (0.06 R)
• M12: 5,994,985 km (0.096 R)
• M13: 7,300,376 km (0.099 R)
• M14: 7,431,274 km (0.083 R)
• M15: 7,895,476 km (0.118 R)
• M16: 8,119,873 km (0.12 R)
• M17: 8,483,246 km (0.111 R)
• M18: 10,354,117 km (0.114 R)
• M19: 11,805,366 km (0.111 R)
• M20: 11,959,153 km (0.034 R)
• M21: 12,450,432 km (0.115 R)
• M22: 12,895,486 km (0.065 R)
• M23: 13,640,035 km (0.101 R)
• M24: 14,098,851 km (0.101 R)
• M25: 14,700,235 km (0.083 R)
• M26: 16,812,407 km (0.111 R)
• M27: 16,898,725 km (0.118 R)
• M28: 17,072,109 km (0.028 R)
• M29: 17,362,329 km (0.076 R)
• M30: 18,658,594 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.9

Radius: 7.9

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 14.76 AU - 20.68 AU

Year: 26216 Days

Day: 15.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 67,058,485 km

• M1: 146,157 km (0.111 R)
• M2: 209,138 km (0.109 R)
• M3: 347,217 km (0.109 R)
• M4: 1,107,024 km (0.077 R)
• M5: 2,409,124 km (0.114 R)
• M6: 2,507,859 km (0.118 R)
• M7: 3,022,027 km (0.112 R)
• M8: 3,200,646 km (0.078 R)
• M9: 5,340,195 km (0.075 R)
• M10: 6,267,852 km (0.082 R)
• M11: 6,404,584 km (0.098 R)
• M12: 6,866,991 km (0.109 R)
• M13: 7,629,192 km (0.072 R)
• M14: 7,872,887 km (0.073 R)
• M15: 7,971,173 km (0.083 R)
• M16: 8,069,758 km (0.06 R)
• M17: 8,619,381 km (0.078 R)
• M18: 9,649,511 km (0.074 R)
• M19: 10,501,322 km (0.033 R)
• M20: 10,555,476 km (0.03 R)
• M21: 11,767,668 km (0.083 R)
• M22: 11,880,016 km (0.06 R)
• M23: 12,965,498 km (0.061 R)
• M24: 13,608,170 km (0.081 R)
• M25: 13,903,776 km (0.079 R)
• M26: 15,290,847 km (0.059 R)
• M27: 16,281,484 km (0.062 R)
• M28: 17,999,765 km (0.085 R)
• M29: 19,975,504 km (0.072 R)
• M30: 20,244,182 km (0.056 R)
• M31: 20,446,439 km (0.113 R)
• M32: 21,536,259 km (0.08 R)
• M33: 21,673,889 km (0.101 R)
• M34: 22,019,161 km (0.068 R)
• M35: 22,227,102 km (0.037 R)
• M36: 23,914,416 km (0.079 R)
• M37: 24,342,715 km (0.092 R)
• M38: 27,634,467 km (0.11 R)
• M39: 28,384,700 km (0.064 R)
• M40: 28,913,977 km (0.117 R)
• M41: 29,293,956 km (0.105 R)
• M42: 30,443,765 km (0.093 R)
• M43: 33,501,845 km (0.092 R)
• M44: 35,675,502 km (0.097 R)
• M45: 37,149,789 km (0.09 R)
• M46: 40,496,592 km (0.072 R)
• M47: 40,581,564 km (0.115 R)
• M48: 42,205,898 km (0.093 R)
• M49: 42,982,759 km (0.078 R)
• M50: 44,113,121 km (0.025 R)
• M51: 45,341,469 km (0.039 R)
• M52: 47,204,860 km (0.072 R)
• M53: 48,461,033 km (0.077 R)
• M54: 48,551,091 km (0.03 R)
• M55: 49,818,933 km (0.067 R)
• M56: 54,904,363 km (0.101 R)
• M57: 55,563,342 km (0.1 R)
• M58: 58,897,430 km (0.05 R)
• M59: 61,220,834 km (0.107 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 13,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit