🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.41 AU - 0.67 AU

Year: 149 Days

Day: 25.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.68 AU - 0.94 AU

Year: 273 Days

Day: 22.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 43.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.9 AU - 0.98 AU

Year: 342 Days

Day: 12.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 68,219,985 km

• M1: 120,127 km (0.055 R)
• M2: 537,655 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.93 AU - 1.49 AU

Year: 499 Days

Day: 47 Hours

Environment

Temp: 6 °C

Axial Tilt: 45.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,219,985 km

• M1: 589,864 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.73 AU - 2.17 AU

Year: 1020 Days

Day: 35.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,219,985 km

• M1: 581,936 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521

Radius: 8.1

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.01 AU - 8.53 AU

Year: 8912 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,219,985 km

• M1: 101,427 km (0.042 R)
• M2: 687,851 km (0.041 R)
• M3: 1,225,207 km (0.073 R)
• M4: 1,633,908 km (0.109 R)
• M5: 3,052,694 km (0.109 R)
• M6: 5,092,760 km (0.118 R)
• M7: 6,825,552 km (0.115 R)
• M8: 7,085,554 km (0.096 R)
• M9: 7,987,030 km (0.071 R)
• M10: 9,827,383 km (0.074 R)
• M11: 11,047,952 km (0.042 R)
• M12: 15,760,136 km (0.075 R)
• M13: 18,196,487 km (0.028 R)
• M14: 19,653,271 km (0.061 R)
• M15: 20,718,108 km (0.043 R)
• M16: 25,187,195 km (0.085 R)
• M17: 25,989,638 km (0.112 R)
• M18: 26,625,579 km (0.105 R)
• M19: 28,499,442 km (0.063 R)
• M20: 29,175,474 km (0.098 R)
• M21: 31,370,225 km (0.119 R)
• M22: 33,995,069 km (0.091 R)
• M23: 34,865,130 km (0.105 R)
• M24: 38,846,378 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.8

Radius: 7.6

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 11.38 AU - 13.94 AU

Year: 16880 Days

Day: 22.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,219,985 km

• M1: 94,695 km (0.105 R)
• M2: 965,355 km (0.092 R)
• M3: 2,152,414 km (0.112 R)
• M4: 4,135,783 km (0.093 R)
• M5: 5,275,419 km (0.082 R)
• M6: 8,391,693 km (0.096 R)
• M7: 8,724,847 km (0.097 R)
• M8: 9,017,311 km (0.105 R)
• M9: 13,505,995 km (0.112 R)
• M10: 13,766,445 km (0.046 R)
• M11: 15,971,966 km (0.086 R)
• M12: 18,165,221 km (0.098 R)
• M13: 18,723,221 km (0.09 R)
• M14: 25,736,818 km (0.085 R)
• M15: 28,629,293 km (0.107 R)
• M16: 43,209,999 km (0.061 R)
• M17: 44,203,777 km (0.118 R)
• M18: 53,356,025 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.9

Radius: 4.5

Gravity: 43.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 10.68 AU - 15.68 AU

Year: 17931 Days

Day: 24.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,219,985 km

• M1: 55,950 km (0.118 R)
• M2: 294,857 km (0.106 R)
• M3: 511,176 km (0.111 R)
• M4: 907,161 km (0.078 R)
• M5: 1,198,728 km (0.099 R)
• M6: 2,364,993 km (0.07 R)
• M7: 2,571,288 km (0.083 R)
• M8: 3,318,978 km (0.043 R)
• M9: 4,136,381 km (0.08 R)
• M10: 5,117,444 km (0.081 R)
• M11: 5,542,302 km (0.09 R)
• M12: 5,783,753 km (0.096 R)
• M13: 5,990,198 km (0.087 R)
• M14: 7,873,785 km (0.118 R)
• M15: 8,705,250 km (0.078 R)
• M16: 11,483,881 km (0.096 R)
• M17: 11,876,425 km (0.089 R)
• M18: 12,277,796 km (0.116 R)
• M19: 13,608,619 km (0.058 R)
• M20: 14,122,338 km (0.068 R)
• M21: 18,350,124 km (0.11 R)
• M22: 19,067,445 km (0.105 R)
• M23: 20,749,524 km (0.113 R)
• M24: 23,142,641 km (0.079 R)
• M25: 24,298,584 km (0.028 R)
• M26: 25,492,375 km (0.091 R)
• M27: 26,272,079 km (0.102 R)
• M28: 31,035,275 km (0.103 R)
• M29: 33,486,586 km (0.115 R)
• M30: 53,443,391 km (0.106 R)
• M31: 58,666,600 km (0.069 R)
• M32: 61,203,182 km (0.105 R)
• M33: 64,424,323 km (0.091 R)
• M34: 65,040,666 km (0.114 R)
• M35: 65,246,962 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.6

Radius: 7.4

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11.36 AU - 16.18 AU

Year: 19148 Days

Day: 15.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,219,985 km

• M1: 92,152 km (0.103 R)
• M2: 502,798 km (0.101 R)
• M3: 1,303,297 km (0.077 R)
• M4: 3,088,747 km (0.103 R)
• M5: 3,570,901 km (0.117 R)
• M6: 8,355,041 km (0.105 R)
• M7: 8,762,246 km (0.112 R)
• M8: 9,726,704 km (0.106 R)
• M9: 12,445,047 km (0.084 R)
• M10: 15,029,500 km (0.082 R)
• M11: 17,536,012 km (0.092 R)
• M12: 18,119,294 km (0.073 R)
• M13: 19,767,713 km (0.091 R)
• M14: 21,231,379 km (0.049 R)
• M15: 23,560,169 km (0.099 R)
• M16: 24,372,934 km (0.052 R)
• M17: 24,994,513 km (0.096 R)
• M18: 28,948,684 km (0.09 R)
• M19: 29,998,562 km (0.098 R)
• M20: 31,194,746 km (0.111 R)
• M21: 34,582,540 km (0.099 R)
• M22: 37,108,500 km (0.111 R)
• M23: 37,518,398 km (0.086 R)
• M24: 38,346,871 km (0.116 R)
• M25: 52,625,240 km (0.084 R)
• M26: 62,270,562 km (0.086 R)
• M27: 63,821,743 km (0.053 R)
• M28: 67,811,967 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 18,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit