🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.98 AU - 1.08 AU

Year: 441 Days

Day: 28.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.9 AU - 2.1 AU

Year: 1193 Days

Day: 22.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,341,981 km

• M1: 37,549 km (0.106 R)
• M2: 761,603 km (0.093 R)

Asteroid Belt

Center: 2.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.4

Radius: 11.6

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.65 AU - 3.41 AU

Year: 2224 Days

Day: 10.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,341,981 km

• M1: 146,008 km (0.118 R)
• M2: 629,657 km (0.114 R)
• M3: 1,359,396 km (0.083 R)
• M4: 1,911,562 km (0.052 R)
• M5: 2,306,500 km (0.078 R)
• M6: 2,667,779 km (0.104 R)
• M7: 3,705,090 km (0.12 R)
• M8: 4,184,851 km (0.062 R)
• M9: 5,653,902 km (0.077 R)
• M10: 7,034,541 km (0.117 R)
• M11: 7,442,045 km (0.11 R)
• M12: 8,760,302 km (0.037 R)
• M13: 10,009,145 km (0.113 R)
• M14: 12,349,155 km (0.037 R)
• M15: 13,073,508 km (0.099 R)
• M16: 13,557,307 km (0.07 R)
• M17: 15,272,596 km (0.053 R)
• M18: 17,495,471 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.8

Radius: 9.2

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.97 AU - 3.41 AU

Year: 2403 Days

Day: 6.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,341,981 km

• M1: 115,340 km (0.095 R)
• M2: 506,239 km (0.117 R)
• M3: 976,575 km (0.06 R)
• M4: 1,987,857 km (0.089 R)
• M5: 3,546,966 km (0.032 R)
• M6: 4,139,223 km (0.076 R)
• M7: 4,685,405 km (0.115 R)
• M8: 5,819,507 km (0.04 R)
• M9: 6,156,102 km (0.096 R)
• M10: 6,615,816 km (0.112 R)
• M11: 7,011,353 km (0.109 R)
• M12: 7,303,667 km (0.083 R)
• M13: 8,621,026 km (0.119 R)
• M14: 9,059,198 km (0.111 R)
• M15: 11,638,415 km (0.12 R)
• M16: 12,725,992 km (0.1 R)
• M17: 13,607,722 km (0.09 R)
• M18: 15,394,070 km (0.064 R)
• M19: 18,139,490 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 12.7

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.08 AU - 5.9 AU

Year: 5425 Days

Day: 6.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,341,981 km

• M1: 157,975 km (0.065 R)
• M2: 833,111 km (0.078 R)
• M3: 2,833,234 km (0.077 R)
• M4: 3,714,366 km (0.094 R)
• M5: 5,892,361 km (0.082 R)
• M6: 6,368,381 km (0.114 R)
• M7: 7,397,615 km (0.096 R)
• M8: 8,337,538 km (0.04 R)
• M9: 10,138,397 km (0.087 R)
• M10: 11,059,172 km (0.081 R)
• M11: 12,389,696 km (0.115 R)
• M12: 21,338,491 km (0.114 R)
• M13: 21,784,442 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 13,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit