🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.8 AU - 0.82 AU

Year: 254 Days

Day: 32 Hours

Environment

Temp: 185 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,744,805 km

• M1: 36,951 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.84 AU - 0.96 AU

Year: 297 Days

Day: 26.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,744,805 km

• M1: 26,778 km (0.091 R)
• M2: 49,666 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.99 AU - 1.07 AU

Year: 364 Days

Day: 46.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,744,805 km

• M1: 462,257 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.97 AU - 1.59 AU

Year: 504 Days

Day: 41.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.21 AU - 1.71 AU

Year: 614 Days

Day: 23 Hours

Environment

Temp: -12 °C

Axial Tilt: 46.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.4 AU - 2.06 AU

Year: 792 Days

Day: 29.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,744,805 km

• M1: 29,770 km (0.108 R)
• M2: 115,340 km (0.103 R)

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 8

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.93 AU - 10.51 AU

Year: 10553 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,744,805 km

• M1: 100,979 km (0.111 R)
• M2: 453,880 km (0.083 R)
• M3: 722,707 km (0.119 R)
• M4: 1,059,153 km (0.12 R)
• M5: 1,637,648 km (0.114 R)
• M6: 2,193,853 km (0.101 R)
• M7: 2,449,216 km (0.08 R)
• M8: 2,786,410 km (0.105 R)
• M9: 3,109,242 km (0.115 R)
• M10: 3,361,913 km (0.058 R)
• M11: 7,367,097 km (0.12 R)
• M12: 8,245,087 km (0.084 R)
• M13: 8,777,057 km (0.117 R)
• M14: 10,358,605 km (0.076 R)
• M15: 10,768,803 km (0.115 R)
• M16: 11,404,594 km (0.061 R)
• M17: 11,897,668 km (0.097 R)
• M18: 12,177,715 km (0.083 R)
• M19: 14,013,132 km (0.056 R)
• M20: 14,325,642 km (0.082 R)
• M21: 15,958,054 km (0.079 R)
• M22: 16,783,984 km (0.034 R)
• M23: 18,297,764 km (0.072 R)
• M24: 21,264,589 km (0.109 R)
• M25: 29,847,169 km (0.094 R)
• M26: 31,631,572 km (0.056 R)
• M27: 35,296,421 km (0.116 R)
• M28: 43,323,992 km (0.072 R)
• M29: 44,523,468 km (0.071 R)
• M30: 44,928,130 km (0.096 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit