🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.53 AU - 0.69 AU

Year: 201 Days

Day: 37.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.4

Radius: 13.5

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.64 AU - 5.24 AU

Year: 3946 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,971,549 km

• M1: 168,298 km (0.113 R)
• M2: 873,053 km (0.081 R)
• M3: 1,471,445 km (0.072 R)
• M4: 2,086,741 km (0.1 R)
• M5: 3,331,844 km (0.045 R)
• M6: 4,338,488 km (0.111 R)
• M7: 5,672,901 km (0.087 R)
• M8: 6,173,904 km (0.117 R)
• M9: 9,987,453 km (0.089 R)
• M10: 10,513,290 km (0.044 R)
• M11: 12,386,105 km (0.098 R)
• M12: 14,989,407 km (0.053 R)
• M13: 16,225,385 km (0.079 R)
• M14: 19,145,386 km (0.066 R)
• M15: 21,056,648 km (0.086 R)
• M16: 21,721,162 km (0.028 R)
• M17: 23,443,782 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.7

Radius: 8.8

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.21 AU - 6.01 AU

Year: 4872 Days

Day: 7.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,971,549 km

• M1: 109,655 km (0.09 R)
• M2: 608,415 km (0.077 R)
• M3: 1,119,590 km (0.112 R)
• M4: 1,759,869 km (0.086 R)
• M5: 2,256,385 km (0.107 R)
• M6: 3,422,201 km (0.11 R)
• M7: 4,627,661 km (0.087 R)
• M8: 6,917,256 km (0.054 R)
• M9: 8,152,336 km (0.087 R)
• M10: 8,701,360 km (0.117 R)
• M11: 9,108,566 km (0.119 R)
• M12: 11,530,854 km (0.117 R)
• M13: 11,824,066 km (0.092 R)
• M14: 12,122,364 km (0.063 R)
• M15: 14,578,612 km (0.073 R)
• M16: 17,734,379 km (0.068 R)
• M17: 19,747,966 km (0.095 R)
• M18: 22,970,304 km (0.118 R)
• M19: 26,442,471 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.6

Radius: 12.4

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.87 AU - 5.83 AU

Year: 5219 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,971,549 km

• M1: 154,235 km (0.071 R)
• M2: 693,536 km (0.112 R)
• M3: 1,095,505 km (0.1 R)
• M4: 1,516,922 km (0.105 R)
• M5: 2,260,125 km (0.102 R)
• M6: 2,809,149 km (0.045 R)
• M7: 4,811,965 km (0.034 R)
• M8: 5,466,755 km (0.109 R)
• M9: 6,511,397 km (0.106 R)
• M10: 9,420,776 km (0.109 R)
• M11: 9,989,248 km (0.093 R)
• M12: 12,759,651 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 13.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.4 AU - 8.12 AU

Year: 7413 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,971,549 km

• M1: 172,935 km (0.104 R)
• M2: 649,404 km (0.104 R)
• M3: 2,582,508 km (0.066 R)
• M4: 8,414,731 km (0.056 R)
• M5: 10,133,760 km (0.117 R)
• M6: 12,359,776 km (0.114 R)
• M7: 14,152,707 km (0.091 R)
• M8: 15,220,686 km (0.098 R)
• M9: 21,520,701 km (0.061 R)
• M10: 22,645,228 km (0.034 R)
• M11: 23,294,782 km (0.067 R)
• M12: 26,018,361 km (0.09 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 14,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit