🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 20.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 13.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.77 AU - 1.09 AU

Year: 579 Days

Day: 12 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,488,229 km

• M1: 170,392 km (0.092 R)
• M2: 636,539 km (0.044 R)
• M3: 1,192,445 km (0.115 R)
• M4: 1,947,914 km (0.08 R)
• M5: 2,426,328 km (0.111 R)
• M6: 3,317,782 km (0.081 R)
• M7: 3,860,223 km (0.09 R)
• M8: 4,824,083 km (0.088 R)
• M9: 5,695,640 km (0.094 R)
• M10: 6,141,890 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 10.5

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.26 AU - 1.4 AU

Year: 990 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,488,229 km

• M1: 130,898 km (0.077 R)
• M2: 506,090 km (0.116 R)
• M3: 854,802 km (0.088 R)
• M4: 1,578,407 km (0.102 R)
• M5: 2,401,345 km (0.11 R)
• M6: 2,769,805 km (0.107 R)
• M7: 3,301,475 km (0.047 R)
• M8: 5,613,959 km (0.083 R)
• M9: 7,021,077 km (0.12 R)
• M10: 7,655,222 km (0.09 R)
• M11: 8,460,807 km (0.118 R)
• M12: 9,524,298 km (0.106 R)
• M13: 9,907,867 km (0.116 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 14.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.68 AU - 4.12 AU

Year: 4048 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,488,229 km

• M1: 182,958 km (0.088 R)
• M2: 728,542 km (0.075 R)
• M3: 1,229,395 km (0.089 R)
• M4: 1,719,628 km (0.073 R)
• M5: 2,778,930 km (0.112 R)
• M6: 3,270,060 km (0.099 R)
• M7: 3,767,174 km (0.093 R)
• M8: 4,430,790 km (0.06 R)
• M9: 4,978,916 km (0.109 R)
• M10: 6,436,897 km (0.061 R)
• M11: 6,981,583 km (0.081 R)
• M12: 11,476,401 km (0.069 R)
• M13: 12,358,430 km (0.115 R)
• M14: 14,085,687 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.1

Radius: 9.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.8 AU - 5.9 AU

Year: 7990 Days

Day: 5.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,488,229 km

• M1: 117,285 km (0.077 R)
• M2: 553,363 km (0.08 R)
• M3: 1,081,293 km (0.112 R)
• M4: 2,127,132 km (0.066 R)
• M5: 2,549,597 km (0.116 R)
• M6: 3,247,321 km (0.104 R)
• M7: 3,564,319 km (0.069 R)
• M8: 4,114,989 km (0.094 R)
• M9: 4,512,769 km (0.067 R)
• M10: 5,650,910 km (0.097 R)
• M11: 6,498,532 km (0.102 R)
• M12: 9,551,076 km (0.118 R)
• M13: 15,127,037 km (0.047 R)
• M14: 15,419,801 km (0.099 R)
• M15: 17,003,743 km (0.098 R)
• M16: 23,091,927 km (0.08 R)
• M17: 23,952,414 km (0.098 R)
• M18: 26,832,772 km (0.047 R)
• M19: 27,696,400 km (0.11 R)
• M20: 28,400,408 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 10,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit