🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.92 AU - 1.12 AU

Year: 386 Days

Day: 17.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,795,982 km

• M1: 125,213 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.06 AU - 1.22 AU

Year: 456 Days

Day: 17.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,795,982 km

• M1: 192,832 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.24 AU - 2.06 AU

Year: 794 Days

Day: 47.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.64 AU - 1.84 AU

Year: 860 Days

Day: 28.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.9 AU - 4.54 AU

Year: 3249 Days

Day: 44.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 12.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.47 AU - 5.51 AU

Year: 4820 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,795,982 km

• M1: 159,172 km (0.095 R)
• M2: 655,388 km (0.114 R)
• M3: 1,264,102 km (0.111 R)
• M4: 2,521,771 km (0.058 R)
• M5: 4,440,065 km (0.097 R)
• M6: 4,897,385 km (0.113 R)
• M7: 7,464,934 km (0.053 R)
• M8: 10,423,232 km (0.113 R)
• M9: 12,187,290 km (0.069 R)
• M10: 13,980,968 km (0.11 R)
• M11: 14,745,713 km (0.088 R)
• M12: 17,706,254 km (0.079 R)
• M13: 21,469,090 km (0.101 R)
• M14: 23,008,003 km (0.047 R)
• M15: 25,412,639 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.9

Radius: 5.6

Gravity: 18.01 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.03 AU - 16.51 AU

Year: 18115 Days

Day: 16.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,795,982 km

• M1: 69,713 km (0.052 R)
• M2: 256,710 km (0.066 R)
• M3: 742,155 km (0.077 R)
• M4: 1,680,283 km (0.11 R)
• M5: 2,038,271 km (0.101 R)
• M6: 2,467,617 km (0.066 R)
• M7: 3,004,673 km (0.1 R)
• M8: 3,182,844 km (0.057 R)
• M9: 3,422,201 km (0.095 R)
• M10: 3,644,952 km (0.107 R)
• M11: 4,276,405 km (0.079 R)
• M12: 5,524,350 km (0.108 R)
• M13: 5,792,430 km (0.07 R)
• M14: 5,989,300 km (0.07 R)
• M15: 6,997,440 km (0.102 R)
• M16: 7,449,076 km (0.112 R)
• M17: 8,714,375 km (0.031 R)
• M18: 19,079,264 km (0.055 R)
• M19: 23,153,562 km (0.091 R)
• M20: 25,602,928 km (0.106 R)
• M21: 33,596,989 km (0.108 R)
• M22: 34,490,387 km (0.058 R)
• M23: 37,130,341 km (0.055 R)
• M24: 38,638,138 km (0.104 R)
• M25: 39,618,602 km (0.104 R)
• M26: 45,078,326 km (0.094 R)
• M27: 47,427,462 km (0.051 R)
• M28: 48,389,526 km (0.068 R)
• M29: 49,038,182 km (0.093 R)
• M30: 50,352,699 km (0.071 R)
• M31: 54,088,457 km (0.071 R)
• M32: 57,279,080 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 12,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit