🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.61 AU - 0.77 AU

Year: 207 Days

Day: 25.5 Hours

Environment

Temp: 142 °C

Axial Tilt: 43.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,456,149 km

• M1: 91,853 km (0.105 R)
• M2: 352,004 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.48 AU - 1.7 AU

Year: 725 Days

Day: 32.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,456,149 km

• M1: 738,714 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.41 AU - 1.83 AU

Year: 746 Days

Day: 16.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 146.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,456,149 km

• M1: 79,287 km (0.088 R)
• M2: 299,645 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.42 AU - 1.84 AU

Year: 753 Days

Day: 14.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,456,149 km

• M1: 97,837 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.8 AU - 3.74 AU

Year: 2139 Days

Day: 28.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.65 AU - 3.71 AU

Year: 2553 Days

Day: 22.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,456,149 km

• M1: 2,058,018 km (0.094 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.4

Radius: 8.2

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.73 AU - 6.17 AU

Year: 4601 Days

Day: 12.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,456,149 km

• M1: 103,522 km (0.107 R)
• M2: 406,607 km (0.086 R)
• M3: 836,551 km (0.071 R)
• M4: 1,758,822 km (0.088 R)
• M5: 2,032,437 km (0.095 R)
• M6: 3,030,853 km (0.082 R)
• M7: 4,244,840 km (0.106 R)
• M8: 4,530,422 km (0.09 R)
• M9: 7,072,838 km (0.108 R)
• M10: 8,841,234 km (0.118 R)
• M11: 9,687,509 km (0.11 R)
• M12: 10,112,367 km (0.103 R)
• M13: 11,384,099 km (0.048 R)
• M14: 14,560,660 km (0.037 R)
• M15: 16,776,504 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 13.1

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.21 AU - 7.31 AU

Year: 6356 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,456,149 km

• M1: 162,912 km (0.116 R)
• M2: 683,064 km (0.09 R)
• M3: 1,231,340 km (0.096 R)
• M4: 1,731,895 km (0.063 R)
• M5: 2,850,438 km (0.047 R)
• M6: 3,420,107 km (0.103 R)
• M7: 4,193,079 km (0.102 R)
• M8: 5,350,517 km (0.101 R)
• M9: 5,856,308 km (0.102 R)
• M10: 6,854,874 km (0.094 R)
• M11: 8,414,431 km (0.065 R)
• M12: 8,969,140 km (0.098 R)
• M13: 9,639,339 km (0.08 R)
• M14: 11,487,620 km (0.063 R)
• M15: 12,117,727 km (0.11 R)
• M16: 12,550,364 km (0.07 R)
• M17: 16,790,117 km (0.084 R)
• M18: 18,298,662 km (0.054 R)
• M19: 21,114,543 km (0.107 R)
• M20: 22,625,780 km (0.117 R)
• M21: 23,616,567 km (0.088 R)
• M22: 25,862,480 km (0.085 R)
• M23: 27,405,881 km (0.092 R)
• M24: 28,818,085 km (0.106 R)
• M25: 30,476,377 km (0.082 R)
• M26: 31,076,714 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.6

Radius: 6.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.79 AU - 14.41 AU

Year: 17147 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,456,149 km

• M1: 87,216 km (0.12 R)
• M2: 298,897 km (0.104 R)
• M3: 550,221 km (0.106 R)
• M4: 993,928 km (0.032 R)
• M5: 1,412,054 km (0.092 R)
• M6: 3,676,966 km (0.092 R)
• M7: 4,359,282 km (0.069 R)
• M8: 5,342,738 km (0.113 R)
• M9: 7,064,909 km (0.119 R)
• M10: 9,975,635 km (0.084 R)
• M11: 10,979,437 km (0.096 R)
• M12: 11,612,984 km (0.114 R)
• M13: 13,481,012 km (0.111 R)
• M14: 17,729,592 km (0.103 R)
• M15: 18,016,969 km (0.102 R)
• M16: 18,600,999 km (0.091 R)
• M17: 21,305,130 km (0.041 R)
• M18: 24,437,261 km (0.032 R)
• M19: 29,539,596 km (0.1 R)
• M20: 30,146,963 km (0.092 R)
• M21: 32,659,908 km (0.096 R)
• M22: 33,746,886 km (0.097 R)
• M23: 42,295,507 km (0.09 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 14,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit