🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.47 AU - 0.55 AU

Year: 133 Days

Day: 47.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.55 AU - 0.63 AU

Year: 166 Days

Day: 14.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,737,648 km

• M1: 160,967 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.51 AU - 0.81 AU

Year: 196 Days

Day: 28.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.92 AU - 1.16 AU

Year: 387 Days

Day: 42.3 Hours

Environment

Temp: 36 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.32 AU - 1.84 AU

Year: 725 Days

Day: 24.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,737,648 km

• M1: 360,830 km (0.116 R)
• M2: 546,032 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.68 AU - 2.06 AU

Year: 934 Days

Day: 25.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.88 AU - 3.06 AU

Year: 1869 Days

Day: 16.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,737,648 km

• M1: 18,401 km (0.088 R)

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675

Radius: 11.3

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.86 AU - 8.92 AU

Year: 8095 Days

Day: 5.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,737,648 km

• M1: 217,366 km (0.099 R)
• M2: 1,571,077 km (0.111 R)
• M3: 2,215,096 km (0.073 R)
• M4: 2,842,958 km (0.105 R)
• M5: 4,029,718 km (0.078 R)
• M6: 5,027,984 km (0.09 R)
• M7: 5,846,135 km (0.094 R)
• M8: 7,122,953 km (0.094 R)
• M9: 12,064,919 km (0.112 R)
• M10: 15,106,393 km (0.089 R)
• M11: 17,281,995 km (0.113 R)
• M12: 19,137,457 km (0.086 R)
• M13: 20,189,878 km (0.066 R)
• M14: 30,542,051 km (0.117 R)
• M15: 32,501,783 km (0.104 R)
• M16: 36,899,063 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.2

Radius: 4.7

Gravity: 27.49 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.58 AU - 15.12 AU

Year: 19855 Days

Day: 18.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,737,648 km

• M1: 58,493 km (0.101 R)
• M2: 345,122 km (0.093 R)
• M3: 622,626 km (0.114 R)
• M4: 780,751 km (0.041 R)
• M5: 989,740 km (0.09 R)
• M6: 1,207,704 km (0.111 R)
• M7: 1,473,090 km (0.094 R)
• M8: 1,758,673 km (0.042 R)
• M9: 1,981,873 km (0.079 R)
• M10: 2,395,660 km (0.105 R)
• M11: 3,095,180 km (0.104 R)
• M12: 3,255,399 km (0.12 R)
• M13: 3,830,154 km (0.068 R)
• M14: 4,205,944 km (0.115 R)
• M15: 6,165,527 km (0.101 R)
• M16: 7,700,999 km (0.119 R)
• M17: 8,349,955 km (0.104 R)
• M18: 8,504,789 km (0.071 R)
• M19: 9,307,830 km (0.058 R)
• M20: 10,756,685 km (0.05 R)
• M21: 11,758,991 km (0.109 R)
• M22: 13,306,731 km (0.032 R)
• M23: 14,312,477 km (0.105 R)
• M24: 14,460,280 km (0.108 R)
• M25: 14,909,522 km (0.101 R)
• M26: 15,993,808 km (0.075 R)
• M27: 19,110,829 km (0.101 R)
• M28: 20,202,744 km (0.062 R)
• M29: 28,916,820 km (0.049 R)
• M30: 30,110,760 km (0.066 R)
• M31: 35,756,285 km (0.115 R)
• M32: 37,130,790 km (0.118 R)
• M33: 38,255,616 km (0.096 R)
• M34: 45,484,933 km (0.104 R)
• M35: 47,588,579 km (0.065 R)
• M36: 49,587,356 km (0.073 R)
• M37: 56,100,997 km (0.076 R)
• M38: 65,370,380 km (0.073 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 13,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit