🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.51 AU - 0.85 AU

Year: 250 Days

Day: 25.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.92 AU - 1.36 AU

Year: 543 Days

Day: 20.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,489,638 km

• M1: 143,764 km (0.062 R)
• M2: 236,813 km (0.111 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 13.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.04 AU - 7.9 AU

Year: 8211 Days

Day: 8.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,489,638 km

• M1: 165,754 km (0.1 R)
• M2: 522,545 km (0.066 R)
• M3: 780,452 km (0.031 R)
• M4: 1,098,497 km (0.029 R)
• M5: 1,539,362 km (0.036 R)
• M6: 1,867,729 km (0.081 R)
• M7: 2,217,040 km (0.082 R)
• M8: 2,770,104 km (0.085 R)
• M9: 3,301,775 km (0.04 R)
• M10: 3,677,415 km (0.112 R)
• M11: 4,055,000 km (0.073 R)
• M12: 4,533,414 km (0.037 R)
• M13: 4,846,522 km (0.081 R)
• M14: 5,414,845 km (0.064 R)
• M15: 6,135,158 km (0.091 R)
• M16: 6,475,493 km (0.096 R)
• M17: 6,749,706 km (0.064 R)
• M18: 7,394,324 km (0.1 R)
• M19: 8,460,059 km (0.112 R)
• M20: 8,773,915 km (0.11 R)
• M21: 9,152,248 km (0.089 R)
• M22: 10,242,667 km (0.074 R)
• M23: 13,241,506 km (0.115 R)
• M24: 13,997,424 km (0.118 R)
• M25: 14,290,935 km (0.088 R)
• M26: 19,191,911 km (0.101 R)
• M27: 21,664,614 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526

Radius: 13.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.64 AU - 10.56 AU

Year: 11254 Days

Day: 13.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 47,489,638 km

• M1: 218,263 km (0.08 R)
• M2: 865,573 km (0.054 R)
• M3: 1,167,761 km (0.103 R)
• M4: 1,621,940 km (0.05 R)
• M5: 1,972,149 km (0.062 R)
• M6: 2,380,401 km (0.1 R)
• M7: 2,830,541 km (0.065 R)
• M8: 4,545,681 km (0.036 R)
• M9: 5,078,848 km (0.062 R)
• M10: 5,451,346 km (0.06 R)
• M11: 6,237,184 km (0.093 R)
• M12: 6,720,684 km (0.119 R)
• M13: 8,204,546 km (0.097 R)
• M14: 9,085,228 km (0.107 R)
• M15: 9,754,529 km (0.082 R)
• M16: 10,714,349 km (0.103 R)
• M17: 11,120,059 km (0.051 R)
• M18: 12,192,077 km (0.113 R)
• M19: 12,479,903 km (0.105 R)
• M20: 16,200,253 km (0.11 R)
• M21: 17,549,326 km (0.057 R)
• M22: 19,372,475 km (0.097 R)
• M23: 21,604,027 km (0.045 R)
• M24: 25,387,955 km (0.066 R)
• M25: 26,717,581 km (0.063 R)
• M26: 27,502,970 km (0.05 R)
• M27: 28,227,024 km (0.085 R)
• M28: 32,221,885 km (0.107 R)
• M29: 33,480,153 km (0.089 R)
• M30: 36,731,812 km (0.068 R)
• M31: 37,232,516 km (0.085 R)
• M32: 38,926,413 km (0.09 R)
• M33: 39,614,713 km (0.032 R)
• M34: 40,047,799 km (0.111 R)
• M35: 40,745,822 km (0.094 R)
• M36: 41,804,227 km (0.041 R)
• M37: 44,968,970 km (0.085 R)
• M38: 47,489,694 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 17,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit