🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.47 AU - 0.53 AU

Year: 130 Days

Day: 12.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,912,443 km

• M1: 56,398 km (0.031 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.51 AU - 0.51 AU

Year: 134 Days

Day: 18.6 Hours

Environment

Temp: 211 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.58 AU - 0.94 AU

Year: 243 Days

Day: 24.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,912,443 km

• M1: 43,683 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.6 AU - 0.94 AU

Year: 248 Days

Day: 33.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,912,443 km

• M1: 43,084 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.06 AU - 1.18 AU

Year: 435 Days

Day: 47.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.15 AU - 4.41 AU

Year: 2698 Days

Day: 47.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.4

Radius: 5.9

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.98 AU - 14.94 AU

Year: 16145 Days

Day: 23 Hours

Environment

Temp: -186 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,912,443 km

• M1: 85,420 km (0.059 R)
• M2: 300,991 km (0.088 R)
• M3: 491,878 km (0.065 R)
• M4: 880,832 km (0.107 R)
• M5: 1,143,377 km (0.102 R)
• M6: 2,089,134 km (0.076 R)
• M7: 2,456,547 km (0.102 R)
• M8: 3,396,021 km (0.094 R)
• M9: 4,221,054 km (0.083 R)
• M10: 4,680,319 km (0.059 R)
• M11: 4,938,525 km (0.076 R)
• M12: 8,489,978 km (0.113 R)
• M13: 9,887,222 km (0.066 R)
• M14: 10,751,150 km (0.111 R)
• M15: 11,315,882 km (0.107 R)
• M16: 11,959,901 km (0.084 R)
• M17: 13,002,748 km (0.118 R)
• M18: 13,384,821 km (0.098 R)
• M19: 13,643,775 km (0.095 R)
• M20: 15,267,809 km (0.057 R)
• M21: 18,096,106 km (0.098 R)
• M22: 18,733,094 km (0.118 R)
• M23: 20,220,845 km (0.093 R)
• M24: 22,964,620 km (0.068 R)
• M25: 25,350,706 km (0.12 R)
• M26: 26,552,575 km (0.069 R)
• M27: 26,756,477 km (0.066 R)
• M28: 28,213,560 km (0.054 R)
• M29: 29,722,703 km (0.108 R)
• M30: 30,163,568 km (0.029 R)
• M31: 31,970,711 km (0.119 R)
• M32: 42,793,967 km (0.098 R)
• M33: 44,351,730 km (0.078 R)
• M34: 44,782,871 km (0.106 R)
• M35: 47,729,949 km (0.119 R)
• M36: 51,750,840 km (0.088 R)
• M37: 55,324,733 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.6

Radius: 4

Gravity: 19.48 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.1 AU - 21.24 AU

Year: 26117 Days

Day: 21.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,912,443 km

• M1: 49,816 km (0.103 R)
• M2: 214,075 km (0.111 R)
• M3: 346,768 km (0.075 R)
• M4: 499,358 km (0.101 R)
• M5: 634,145 km (0.086 R)
• M6: 1,064,688 km (0.057 R)
• M7: 1,424,920 km (0.092 R)
• M8: 1,633,160 km (0.091 R)
• M9: 3,019,483 km (0.104 R)
• M10: 3,447,034 km (0.077 R)
• M11: 3,822,974 km (0.084 R)
• M12: 5,721,371 km (0.045 R)
• M13: 6,000,969 km (0.112 R)
• M14: 8,730,233 km (0.113 R)
• M15: 9,262,651 km (0.047 R)
• M16: 9,648,015 km (0.046 R)
• M17: 10,628,330 km (0.073 R)
• M18: 16,063,670 km (0.07 R)
• M19: 18,449,756 km (0.033 R)
• M20: 19,862,408 km (0.091 R)
• M21: 21,919,978 km (0.096 R)
• M22: 24,115,476 km (0.081 R)
• M23: 29,170,837 km (0.089 R)
• M24: 29,405,406 km (0.064 R)
• M25: 31,944,381 km (0.086 R)
• M26: 37,177,614 km (0.044 R)
• M27: 37,869,504 km (0.107 R)
• M28: 42,954,186 km (0.097 R)
• M29: 50,979,663 km (0.1 R)
• M30: 51,490,690 km (0.117 R)
• M31: 52,522,915 km (0.116 R)
• M32: 54,450,932 km (0.046 R)
• M33: 55,342,835 km (0.114 R)
• M34: 63,811,570 km (0.09 R)
• M35: 64,405,025 km (0.114 R)
• M36: 64,802,656 km (0.05 R)
• M37: 66,207,380 km (0.092 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: 259 - 19,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit