🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.49 AU - 0.57 AU

Year: 144 Days

Day: 40.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.7 AU - 0.84 AU

Year: 252 Days

Day: 41.3 Hours

Environment

Temp: 156 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.75 AU - 1.03 AU

Year: 313 Days

Day: 38.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.94 AU - 1.32 AU

Year: 448 Days

Day: 21.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.85 AU - 4.01 AU

Year: 2904 Days

Day: 31.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 160.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.1

Radius: 13.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.52 AU - 5.74 AU

Year: 4980 Days

Day: 10.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,559,182 km

• M1: 165,904 km (0.111 R)
• M2: 626,366 km (0.097 R)
• M3: 1,500,317 km (0.069 R)
• M4: 2,330,436 km (0.058 R)
• M5: 3,086,054 km (0.05 R)
• M6: 4,022,836 km (0.108 R)
• M7: 4,457,418 km (0.094 R)
• M8: 4,896,787 km (0.054 R)
• M9: 5,803,201 km (0.067 R)
• M10: 7,655,073 km (0.089 R)
• M11: 8,796,056 km (0.076 R)
• M12: 12,849,260 km (0.082 R)
• M13: 15,252,700 km (0.038 R)
• M14: 16,076,685 km (0.093 R)
• M15: 16,683,155 km (0.056 R)
• M16: 20,861,722 km (0.097 R)
• M17: 23,694,059 km (0.12 R)
• M18: 24,879,622 km (0.072 R)
• M19: 26,270,583 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.6

Radius: 15

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.45 AU - 6.49 AU

Year: 5438 Days

Day: 5.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,559,182 km

• M1: 186,997 km (0.06 R)
• M2: 730,187 km (0.091 R)
• M3: 1,584,840 km (0.028 R)
• M4: 2,571,587 km (0.036 R)
• M5: 5,067,029 km (0.098 R)
• M6: 7,327,603 km (0.112 R)
• M7: 10,400,343 km (0.068 R)
• M8: 11,242,878 km (0.109 R)
• M9: 12,498,453 km (0.099 R)
• M10: 14,657,899 km (0.079 R)
• M11: 17,635,794 km (0.119 R)
• M12: 18,773,486 km (0.112 R)
• M13: 20,930,836 km (0.111 R)
• M14: 21,461,460 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475

Radius: 10.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 9.49 AU - 12.07 AU

Year: 13194 Days

Day: 6 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,559,182 km

• M1: 167,849 km (0.051 R)
• M2: 745,596 km (0.109 R)
• M3: 1,158,636 km (0.102 R)
• M4: 1,771,239 km (0.118 R)
• M5: 3,039,230 km (0.062 R)
• M6: 5,419,183 km (0.113 R)
• M7: 5,941,579 km (0.038 R)
• M8: 7,627,098 km (0.08 R)
• M9: 8,649,599 km (0.071 R)
• M10: 10,117,603 km (0.109 R)
• M11: 10,749,056 km (0.07 R)
• M12: 11,406,538 km (0.11 R)
• M13: 11,802,374 km (0.093 R)
• M14: 17,895,196 km (0.101 R)
• M15: 18,975,892 km (0.117 R)
• M16: 20,181,650 km (0.119 R)
• M17: 23,013,089 km (0.067 R)
• M18: 24,946,791 km (0.075 R)
• M19: 29,663,014 km (0.057 R)
• M20: 38,620,037 km (0.102 R)
• M21: 40,161,044 km (0.048 R)
• M22: 42,278,901 km (0.071 R)
• M23: 42,684,162 km (0.102 R)
• M24: 45,170,179 km (0.117 R)
• M25: 45,735,510 km (0.064 R)
• M26: 49,376,124 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.1

Radius: 3.7

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 14.69 AU - 22.27 AU

Year: 29615 Days

Day: 18.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,559,182 km

• M1: 47,572 km (0.088 R)
• M2: 347,217 km (0.086 R)
• M3: 870,211 km (0.086 R)
• M4: 1,366,876 km (0.102 R)
• M5: 4,455,473 km (0.102 R)
• M6: 5,346,478 km (0.101 R)
• M7: 7,158,258 km (0.04 R)
• M8: 7,472,563 km (0.118 R)
• M9: 9,131,903 km (0.052 R)
• M10: 11,319,921 km (0.049 R)
• M11: 13,560,149 km (0.109 R)
• M12: 14,462,225 km (0.08 R)
• M13: 15,552,195 km (0.087 R)
• M14: 17,975,830 km (0.077 R)
• M15: 22,586,586 km (0.081 R)
• M16: 28,816,589 km (0.079 R)
• M17: 44,070,486 km (0.085 R)
• M18: 56,590,331 km (0.047 R)
• M19: 57,655,019 km (0.065 R)
• M20: 58,552,307 km (0.06 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 20,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit