🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 13.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.64 AU - 0.78 AU

Year: 386 Days

Day: 5.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,405,875 km

• M1: 171,738 km (0.117 R)
• M2: 602,730 km (0.094 R)
• M3: 1,088,474 km (0.108 R)
• M4: 1,565,991 km (0.118 R)
• M5: 2,099,008 km (0.101 R)
• M6: 2,687,526 km (0.03 R)
• M7: 3,181,498 km (0.082 R)
• M8: 3,890,741 km (0.115 R)
• M9: 4,368,258 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919

Radius: 10

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.97 AU - 3.09 AU

Year: 2598 Days

Day: 12.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,405,875 km

• M1: 124,465 km (0.108 R)
• M2: 509,231 km (0.056 R)
• M3: 1,057,807 km (0.076 R)
• M4: 1,546,094 km (0.109 R)
• M5: 2,897,112 km (0.09 R)
• M6: 6,446,771 km (0.091 R)
• M7: 9,706,059 km (0.082 R)
• M8: 10,163,979 km (0.087 R)
• M9: 10,797,077 km (0.036 R)
• M10: 12,809,467 km (0.071 R)
• M11: 13,689,851 km (0.117 R)
• M12: 14,266,401 km (0.118 R)
• M13: 15,009,603 km (0.111 R)
• M14: 16,573,499 km (0.032 R)
• M15: 18,014,276 km (0.117 R)
• M16: 19,961,143 km (0.088 R)
• M17: 20,702,550 km (0.104 R)
• M18: 21,526,386 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.1

Radius: 14.2

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.7 AU - 5.72 AU

Year: 6600 Days

Day: 11.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,405,875 km

• M1: 176,675 km (0.088 R)
• M2: 1,151,156 km (0.088 R)
• M3: 1,682,976 km (0.071 R)
• M4: 2,504,717 km (0.074 R)
• M5: 5,035,165 km (0.07 R)
• M6: 6,250,049 km (0.108 R)
• M7: 6,744,171 km (0.065 R)
• M8: 7,379,364 km (0.078 R)
• M9: 19,986,276 km (0.034 R)
• M10: 20,985,589 km (0.107 R)
• M11: 21,776,663 km (0.066 R)
• M12: 25,944,160 km (0.057 R)
• M13: 30,115,099 km (0.119 R)
• M14: 31,633,667 km (0.026 R)
• M15: 32,990,669 km (0.055 R)
• M16: 34,168,752 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.6

Radius: 12.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.75 AU - 5.93 AU

Year: 6875 Days

Day: 5.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,405,875 km

• M1: 161,117 km (0.066 R)
• M2: 668,553 km (0.092 R)
• M3: 1,100,891 km (0.105 R)
• M4: 1,513,631 km (0.1 R)
• M5: 1,990,400 km (0.116 R)
• M6: 2,437,249 km (0.1 R)
• M7: 3,354,433 km (0.117 R)
• M8: 3,994,413 km (0.03 R)
• M9: 4,714,577 km (0.093 R)
• M10: 6,509,153 km (0.049 R)
• M11: 8,341,128 km (0.041 R)
• M12: 8,838,691 km (0.085 R)
• M13: 10,105,935 km (0.054 R)
• M14: 17,994,380 km (0.063 R)
• M15: 18,762,116 km (0.108 R)
• M16: 19,685,434 km (0.079 R)
• M17: 23,836,326 km (0.12 R)
• M18: 27,601,854 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 18,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit