🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.8 AU - 1.06 AU

Year: 336 Days

Day: 22.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 49.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.88 AU - 1.2 AU

Year: 397 Days

Day: 25.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.96 AU - 1.46 AU

Year: 499 Days

Day: 28 Hours

Environment

Temp: -21 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.1 AU - 1.36 AU

Year: 511 Days

Day: 31 Hours

Environment

Temp: -0 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,346,274 km

• M1: 674,986 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.39 AU - 1.99 AU

Year: 823 Days

Day: 40.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,346,274 km

• M1: 719,566 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.72 AU - 3.48 AU

Year: 2045 Days

Day: 23.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 88.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,346,274 km

• M1: 1,263,653 km (0.038 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.22 AU - 5.24 AU

Year: 3260 Days

Day: 18.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.8

Radius: 10.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.51 AU - 5.91 AU

Year: 4456 Days

Day: 5.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 20,346,274 km

• M1: 151,991 km (0.113 R)
• M2: 269,875 km (0.072 R)
• M3: 364,570 km (0.077 R)
• M4: 506,239 km (0.079 R)
• M5: 790,326 km (0.04 R)
• M6: 920,177 km (0.096 R)
• M7: 993,180 km (0.104 R)
• M8: 1,145,620 km (0.091 R)
• M9: 1,236,426 km (0.066 R)
• M10: 1,317,957 km (0.032 R)
• M11: 1,599,052 km (0.101 R)
• M12: 1,688,362 km (0.106 R)
• M13: 1,819,260 km (0.118 R)
• M14: 1,967,062 km (0.096 R)
• M15: 2,104,992 km (0.118 R)
• M16: 2,246,212 km (0.055 R)
• M17: 2,734,799 km (0.112 R)
• M18: 2,920,749 km (0.092 R)
• M19: 3,110,738 km (0.059 R)
• M20: 3,305,066 km (0.057 R)
• M21: 3,570,303 km (0.055 R)
• M22: 3,790,960 km (0.079 R)
• M23: 4,174,828 km (0.119 R)
• M24: 4,662,966 km (0.08 R)
• M25: 5,245,649 km (0.109 R)
• M26: 5,732,590 km (0.044 R)
• M27: 5,951,452 km (0.084 R)
• M28: 6,051,832 km (0.065 R)
• M29: 7,235,899 km (0.03 R)
• M30: 7,386,245 km (0.078 R)
• M31: 7,537,489 km (0.087 R)
• M32: 7,997,801 km (0.114 R)
• M33: 8,444,650 km (0.093 R)
• M34: 8,512,418 km (0.025 R)
• M35: 8,648,403 km (0.109 R)
• M36: 8,762,396 km (0.108 R)
• M37: 9,176,483 km (0.107 R)
• M38: 9,246,196 km (0.063 R)
• M39: 9,786,244 km (0.077 R)
• M40: 10,071,976 km (0.106 R)
• M41: 10,191,953 km (0.105 R)
• M42: 10,700,736 km (0.076 R)
• M43: 10,847,641 km (0.08 R)
• M44: 10,921,243 km (0.082 R)
• M45: 11,118,712 km (0.028 R)
• M46: 11,242,579 km (0.101 R)
• M47: 11,317,229 km (0.064 R)
• M48: 11,466,976 km (0.085 R)
• M49: 11,818,830 km (0.106 R)
• M50: 12,378,925 km (0.102 R)
• M51: 12,481,698 km (0.113 R)
• M52: 12,687,994 km (0.108 R)
• M53: 12,843,576 km (0.115 R)
• M54: 12,921,666 km (0.108 R)
• M55: 13,051,965 km (0.113 R)
• M56: 13,235,223 km (0.036 R)
• M57: 13,314,061 km (0.077 R)
• M58: 13,630,909 km (0.045 R)
• M59: 14,137,448 km (0.095 R)
• M60: 14,895,460 km (0.091 R)
• M61: 15,861,413 km (0.112 R)
• M62: 16,141,161 km (0.075 R)
• M63: 16,281,634 km (0.081 R)
• M64: 16,394,281 km (0.077 R)
• M65: 16,762,292 km (0.089 R)
• M66: 17,075,699 km (0.096 R)
• M67: 17,161,569 km (0.08 R)
• M68: 17,276,310 km (0.099 R)
• M69: 17,564,136 km (0.066 R)
• M70: 17,650,754 km (0.102 R)
• M71: 17,795,564 km (0.08 R)
• M72: 18,086,233 km (0.089 R)
• M73: 18,232,091 km (0.047 R)
• M74: 18,790,241 km (0.112 R)
• M75: 19,086,295 km (0.03 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 14,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit