🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.72 AU - 0.9 AU

Year: 310 Days

Day: 12.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.66 AU - 0.96 AU

Year: 310 Days

Day: 19.2 Hours

Environment

Temp: -10 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.93 AU - 1.45 AU

Year: 551 Days

Day: 16.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.5

Radius: 8.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.91 AU - 4.87 AU

Year: 3905 Days

Day: 9.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,710,371 km

• M1: 105,915 km (0.07 R)
• M2: 375,790 km (0.06 R)
• M3: 674,986 km (0.115 R)
• M4: 1,554,920 km (0.105 R)
• M5: 2,598,814 km (0.082 R)
• M6: 2,932,268 km (0.111 R)
• M7: 3,810,856 km (0.034 R)
• M8: 4,686,004 km (0.069 R)
• M9: 4,984,003 km (0.086 R)
• M10: 5,249,389 km (0.118 R)
• M11: 5,736,779 km (0.085 R)
• M12: 6,330,234 km (0.114 R)
• M13: 7,156,762 km (0.085 R)
• M14: 10,857,065 km (0.113 R)
• M15: 13,260,954 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.2

Radius: 12.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.89 AU - 7.49 AU

Year: 7347 Days

Day: 12.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,710,371 km

• M1: 157,975 km (0.081 R)
• M2: 587,321 km (0.106 R)
• M3: 1,014,573 km (0.119 R)
• M4: 1,469,201 km (0.11 R)
• M5: 2,220,930 km (0.056 R)
• M6: 2,639,505 km (0.066 R)
• M7: 3,280,532 km (0.113 R)
• M8: 4,355,991 km (0.115 R)
• M9: 5,135,994 km (0.048 R)
• M10: 6,307,345 km (0.12 R)
• M11: 9,438,878 km (0.103 R)
• M12: 10,503,416 km (0.075 R)
• M13: 11,239,737 km (0.036 R)
• M14: 13,656,640 km (0.085 R)
• M15: 16,272,508 km (0.048 R)
• M16: 16,925,802 km (0.06 R)
• M17: 18,848,135 km (0.106 R)
• M18: 19,423,189 km (0.03 R)
• M19: 19,862,109 km (0.037 R)
• M20: 21,606,420 km (0.074 R)
• M21: 22,395,848 km (0.095 R)
• M22: 23,948,824 km (0.063 R)
• M23: 24,623,660 km (0.114 R)
• M24: 25,051,809 km (0.109 R)
• M25: 26,545,095 km (0.043 R)
• M26: 27,450,760 km (0.091 R)
• M27: 29,999,011 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.8

Radius: 6.6

Gravity: 18.13 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.08 AU - 11.02 AU

Year: 13528 Days

Day: 17.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 96.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,710,371 km

• M1: 82,129 km (0.108 R)
• M2: 362,924 km (0.025 R)
• M3: 588,069 km (0.071 R)
• M4: 878,887 km (0.043 R)
• M5: 1,579,454 km (0.109 R)
• M6: 3,894,781 km (0.092 R)
• M7: 5,980,624 km (0.075 R)
• M8: 6,829,741 km (0.118 R)
• M9: 7,483,633 km (0.069 R)
• M10: 10,922,141 km (0.109 R)
• M11: 12,755,911 km (0.1 R)
• M12: 14,017,919 km (0.048 R)
• M13: 19,816,183 km (0.088 R)
• M14: 21,231,528 km (0.035 R)
• M15: 22,149,610 km (0.084 R)
• M16: 28,440,500 km (0.1 R)
• M17: 30,468,150 km (0.106 R)
• M18: 36,602,261 km (0.077 R)
• M19: 43,950,957 km (0.101 R)
• M20: 45,590,400 km (0.087 R)
• M21: 46,044,429 km (0.063 R)
• M22: 52,224,916 km (0.091 R)
• M23: 54,912,741 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.7

Radius: 4.6

Gravity: 23.62 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.43 AU - 12.31 AU

Year: 16279 Days

Day: 22.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,710,371 km

• M1: 57,446 km (0.103 R)
• M2: 220,956 km (0.051 R)
• M3: 422,764 km (0.077 R)
• M4: 609,611 km (0.085 R)
• M5: 1,167,312 km (0.104 R)
• M6: 1,452,745 km (0.117 R)
• M7: 1,651,860 km (0.062 R)
• M8: 1,851,573 km (0.047 R)
• M9: 2,464,475 km (0.1 R)
• M10: 4,833,208 km (0.114 R)
• M11: 5,788,241 km (0.115 R)
• M12: 6,778,878 km (0.086 R)
• M13: 9,713,839 km (0.1 R)
• M14: 16,363,913 km (0.064 R)
• M15: 18,079,052 km (0.105 R)
• M16: 19,996,598 km (0.119 R)
• M17: 20,256,300 km (0.084 R)
• M18: 21,138,179 km (0.112 R)
• M19: 21,407,754 km (0.098 R)
• M20: 23,358,810 km (0.042 R)
• M21: 36,691,720 km (0.099 R)
• M22: 44,126,734 km (0.117 R)
• M23: 44,273,191 km (0.088 R)
• M24: 45,307,211 km (0.093 R)
• M25: 46,508,482 km (0.046 R)
• M26: 48,194,600 km (0.034 R)
• M27: 49,604,111 km (0.034 R)
• M28: 51,525,995 km (0.104 R)
• M29: 52,834,527 km (0.055 R)
• M30: 55,177,379 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 20,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit