🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.51 AU - 0.53 AU

Year: 144 Days

Day: 46.2 Hours

Environment

Temp: 229 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.53 AU - 0.71 AU

Year: 187 Days

Day: 30.6 Hours

Environment

Temp: 183 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.6 AU - 0.98 AU

Year: 269 Days

Day: 44.6 Hours

Environment

Temp: 75 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.76 AU - 0.88 AU

Year: 284 Days

Day: 28 Hours

Environment

Temp: 37 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.14 AU - 1.7 AU

Year: 648 Days

Day: 25.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 12.8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.15 AU - 5.53 AU

Year: 4725 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,812,625 km

• M1: 159,322 km (0.052 R)
• M2: 625,170 km (0.116 R)
• M3: 1,111,363 km (0.066 R)
• M4: 1,582,147 km (0.062 R)
• M5: 2,089,733 km (0.12 R)
• M6: 2,772,049 km (0.047 R)
• M7: 3,972,721 km (0.031 R)
• M8: 4,442,458 km (0.102 R)
• M9: 5,334,510 km (0.111 R)
• M10: 5,908,069 km (0.03 R)
• M11: 6,432,260 km (0.114 R)
• M12: 7,742,737 km (0.107 R)
• M13: 8,958,818 km (0.063 R)
• M14: 11,277,435 km (0.052 R)
• M15: 12,789,571 km (0.12 R)
• M16: 14,073,120 km (0.032 R)
• M17: 15,224,725 km (0.119 R)
• M18: 16,157,019 km (0.098 R)
• M19: 17,010,774 km (0.084 R)
• M20: 18,014,576 km (0.093 R)
• M21: 19,817,380 km (0.11 R)
• M22: 21,874,649 km (0.111 R)
• M23: 23,490,306 km (0.111 R)
• M24: 24,364,257 km (0.047 R)
• M25: 24,958,759 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 8.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.02 AU - 7.32 AU

Year: 6596 Days

Day: 10.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,812,625 km

• M1: 110,403 km (0.086 R)
• M2: 386,710 km (0.065 R)
• M3: 896,989 km (0.086 R)
• M4: 1,208,302 km (0.079 R)
• M5: 2,128,030 km (0.108 R)
• M6: 2,744,672 km (0.067 R)
• M7: 4,075,794 km (0.104 R)
• M8: 4,896,039 km (0.083 R)
• M9: 5,938,287 km (0.047 R)
• M10: 6,796,231 km (0.044 R)
• M11: 8,017,698 km (0.075 R)
• M12: 9,300,051 km (0.107 R)
• M13: 11,888,094 km (0.059 R)
• M14: 12,946,798 km (0.081 R)
• M15: 18,497,926 km (0.105 R)
• M16: 19,983,134 km (0.051 R)
• M17: 21,062,034 km (0.025 R)
• M18: 24,990,623 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.2

Radius: 8.1

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.73 AU - 9.41 AU

Year: 7975 Days

Day: 14.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 63.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,812,625 km

• M1: 101,427 km (0.06 R)
• M2: 377,435 km (0.116 R)
• M3: 691,890 km (0.05 R)
• M4: 953,986 km (0.107 R)
• M5: 1,607,130 km (0.081 R)
• M6: 2,015,981 km (0.104 R)
• M7: 3,021,877 km (0.063 R)
• M8: 4,042,284 km (0.025 R)
• M9: 5,124,475 km (0.071 R)
• M10: 5,399,586 km (0.118 R)
• M11: 5,749,196 km (0.11 R)
• M12: 6,284,756 km (0.051 R)
• M13: 6,564,654 km (0.064 R)
• M14: 7,650,286 km (0.076 R)
• M15: 8,010,368 km (0.093 R)
• M16: 9,203,560 km (0.064 R)
• M17: 11,362,706 km (0.117 R)
• M18: 11,674,169 km (0.082 R)
• M19: 12,044,573 km (0.082 R)
• M20: 13,432,094 km (0.106 R)
• M21: 13,897,792 km (0.059 R)
• M22: 15,234,000 km (0.082 R)
• M23: 16,521,290 km (0.105 R)
• M24: 25,802,790 km (0.113 R)
• M25: 26,704,566 km (0.088 R)
• M26: 27,163,233 km (0.108 R)
• M27: 27,720,635 km (0.075 R)
• M28: 28,475,506 km (0.11 R)
• M29: 36,009,404 km (0.057 R)
• M30: 39,812,631 km (0.105 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: 465 - 19,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit