🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.5 AU - 0.72 AU

Year: 173 Days

Day: 44.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,659,594 km

• M1: 50,863 km (0.099 R)
• M2: 218,413 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.93 AU - 1.47 AU

Year: 478 Days

Day: 18.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.89 AU - 2.41 AU

Year: 1146 Days

Day: 43.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.25 AU - 2.41 AU

Year: 1293 Days

Day: 41.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.79 AU - 3.75 AU

Year: 2149 Days

Day: 41.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,659,594 km

• M1: 118,631 km (0.116 R)
• M2: 145,708 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.01 AU - 4.29 AU

Year: 3073 Days

Day: 42.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 59.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.3

Radius: 11.7

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.9 AU - 7.32 AU

Year: 6176 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,659,594 km

• M1: 172,038 km (0.064 R)
• M2: 734,825 km (0.083 R)
• M3: 1,166,714 km (0.077 R)
• M4: 3,190,474 km (0.091 R)
• M5: 3,608,749 km (0.095 R)
• M6: 4,838,893 km (0.109 R)
• M7: 6,631,674 km (0.089 R)
• M8: 8,285,328 km (0.06 R)
• M9: 10,198,685 km (0.047 R)
• M10: 10,649,274 km (0.106 R)
• M11: 12,004,930 km (0.099 R)
• M12: 13,721,416 km (0.075 R)
• M13: 14,703,975 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 14.6

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.63 AU - 7.29 AU

Year: 6673 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,659,594 km

• M1: 181,612 km (0.047 R)
• M2: 676,033 km (0.083 R)
• M3: 1,130,810 km (0.094 R)
• M4: 1,736,532 km (0.083 R)
• M5: 2,680,644 km (0.119 R)
• M6: 3,514,204 km (0.089 R)
• M7: 4,137,728 km (0.119 R)
• M8: 7,404,646 km (0.096 R)
• M9: 9,429,303 km (0.081 R)
• M10: 11,503,179 km (0.087 R)
• M11: 13,423,866 km (0.114 R)
• M12: 14,147,022 km (0.1 R)
• M13: 15,072,584 km (0.101 R)
• M14: 16,725,640 km (0.119 R)
• M15: 19,392,970 km (0.041 R)
• M16: 21,571,265 km (0.077 R)
• M17: 25,305,377 km (0.112 R)
• M18: 28,352,088 km (0.056 R)
• M19: 31,248,003 km (0.051 R)
• M20: 33,318,288 km (0.088 R)
• M21: 34,335,853 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.8

Radius: 6.4

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 12.52 AU - 16.64 AU

Year: 20233 Days

Day: 22.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,659,594 km

• M1: 79,586 km (0.104 R)
• M2: 360,232 km (0.062 R)
• M3: 772,224 km (0.113 R)
• M4: 2,683,935 km (0.113 R)
• M5: 2,943,338 km (0.103 R)
• M6: 4,681,965 km (0.026 R)
• M7: 4,905,763 km (0.033 R)
• M8: 5,704,316 km (0.074 R)
• M9: 6,632,571 km (0.118 R)
• M10: 8,343,073 km (0.094 R)
• M11: 8,728,737 km (0.116 R)
• M12: 11,700,199 km (0.12 R)
• M13: 13,864,880 km (0.104 R)
• M14: 14,172,304 km (0.099 R)
• M15: 15,530,054 km (0.086 R)
• M16: 15,861,713 km (0.118 R)
• M17: 18,687,467 km (0.036 R)
• M18: 23,747,016 km (0.104 R)
• M19: 24,076,730 km (0.061 R)
• M20: 24,633,085 km (0.048 R)
• M21: 28,398,463 km (0.12 R)
• M22: 30,806,390 km (0.117 R)
• M23: 33,209,979 km (0.12 R)
• M24: 36,314,135 km (0.084 R)
• M25: 36,751,858 km (0.052 R)
• M26: 41,483,190 km (0.117 R)
• M27: 43,418,688 km (0.11 R)
• M28: 45,751,816 km (0.118 R)
• M29: 47,468,601 km (0.085 R)
• M30: 55,727,600 km (0.037 R)
• M31: 61,115,817 km (0.042 R)
• M32: 64,680,584 km (0.041 R)
• M33: 65,323,705 km (0.11 R)
• M34: 65,754,846 km (0.044 R)
• M35: 66,405,148 km (0.114 R)
• M36: 69,048,992 km (0.089 R)
• M37: 81,318,859 km (0.073 R)
• M38: 81,567,940 km (0.106 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 20,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit