🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.77 AU - 0.77 AU

Year: 239 Days

Day: 31.1 Hours

Environment

Temp: 177 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.73 AU - 0.91 AU

Year: 262 Days

Day: 16.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.42 AU - 1.46 AU

Year: 610 Days

Day: 21.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 166.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.15 AU - 1.89 AU

Year: 662 Days

Day: 13.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,573,345 km

• M1: 429,495 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.57 AU - 4.85 AU

Year: 3050 Days

Day: 17.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.7

Radius: 12.9

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.35 AU - 8.85 AU

Year: 7398 Days

Day: 6.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,573,345 km

• M1: 160,369 km (0.079 R)
• M2: 1,047,484 km (0.08 R)
• M3: 1,534,126 km (0.057 R)
• M4: 2,223,174 km (0.077 R)
• M5: 2,679,447 km (0.091 R)
• M6: 3,154,421 km (0.071 R)
• M7: 5,080,344 km (0.111 R)
• M8: 5,681,578 km (0.069 R)
• M9: 7,413,921 km (0.089 R)
• M10: 10,240,722 km (0.119 R)
• M11: 12,671,837 km (0.077 R)
• M12: 13,900,634 km (0.068 R)
• M13: 14,763,066 km (0.098 R)
• M14: 16,256,950 km (0.03 R)
• M15: 17,353,951 km (0.077 R)
• M16: 17,992,435 km (0.101 R)
• M17: 21,181,563 km (0.087 R)
• M18: 21,911,151 km (0.062 R)
• M19: 22,406,619 km (0.044 R)
• M20: 25,357,587 km (0.109 R)
• M21: 25,812,365 km (0.106 R)
• M22: 27,782,419 km (0.113 R)
• M23: 29,249,675 km (0.09 R)
• M24: 31,914,312 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 8.1

Gravity: 14.64 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.28 AU - 10.1 AU

Year: 10651 Days

Day: 8.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 116.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,573,345 km

• M1: 116,088 km (0.07 R)
• M2: 489,933 km (0.078 R)
• M3: 882,627 km (0.077 R)
• M4: 1,300,903 km (0.105 R)
• M5: 2,089,882 km (0.089 R)
• M6: 2,728,665 km (0.11 R)
• M7: 3,338,276 km (0.047 R)
• M8: 3,648,991 km (0.081 R)
• M9: 9,142,973 km (0.078 R)
• M10: 12,408,994 km (0.106 R)
• M11: 13,477,871 km (0.114 R)
• M12: 15,089,488 km (0.102 R)
• M13: 16,306,168 km (0.111 R)
• M14: 19,014,787 km (0.089 R)
• M15: 23,384,242 km (0.112 R)
• M16: 24,140,459 km (0.103 R)
• M17: 26,202,665 km (0.082 R)
• M18: 28,379,614 km (0.075 R)
• M19: 29,348,559 km (0.116 R)
• M20: 32,155,314 km (0.064 R)
• M21: 33,564,227 km (0.051 R)
• M22: 35,506,007 km (0.088 R)
• M23: 36,002,822 km (0.107 R)
• M24: 36,756,945 km (0.062 R)
• M25: 37,649,895 km (0.025 R)
• M26: 45,906,051 km (0.09 R)
• M27: 47,389,913 km (0.093 R)
• M28: 47,841,100 km (0.051 R)
• M29: 48,143,587 km (0.115 R)
• M30: 50,453,079 km (0.055 R)
• M31: 51,397,041 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.8

Radius: 7.6

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 17.87 AU - 18.87 AU

Year: 27801 Days

Day: 22.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,573,345 km

• M1: 113,246 km (0.076 R)
• M2: 412,292 km (0.104 R)
• M3: 801,545 km (0.059 R)
• M4: 1,493,136 km (0.098 R)
• M5: 2,254,739 km (0.077 R)
• M6: 3,155,169 km (0.111 R)
• M7: 8,068,262 km (0.097 R)
• M8: 11,803,272 km (0.085 R)
• M9: 12,338,982 km (0.106 R)
• M10: 13,912,303 km (0.048 R)
• M11: 15,971,517 km (0.102 R)
• M12: 16,998,656 km (0.114 R)
• M13: 17,836,105 km (0.057 R)
• M14: 19,924,492 km (0.111 R)
• M15: 26,146,865 km (0.107 R)
• M16: 27,364,742 km (0.116 R)
• M17: 29,586,270 km (0.095 R)
• M18: 30,685,216 km (0.102 R)
• M19: 31,244,862 km (0.06 R)
• M20: 32,615,477 km (0.083 R)
• M21: 34,867,075 km (0.054 R)
• M22: 36,967,728 km (0.071 R)
• M23: 37,728,882 km (0.063 R)
• M24: 39,020,510 km (0.111 R)
• M25: 40,074,876 km (0.063 R)
• M26: 40,609,240 km (0.089 R)
• M27: 51,526,743 km (0.037 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 10,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit