🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.54 AU - 0.56 AU

Year: 263 Days

Day: 19.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 11.8

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.7 AU - 0.88 AU

Year: 453 Days

Day: 9.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,123,529 km

• M1: 146,756 km (0.051 R)
• M2: 567,724 km (0.105 R)
• M3: 978,071 km (0.112 R)
• M4: 1,810,583 km (0.105 R)
• M5: 2,400,747 km (0.095 R)
• M6: 3,514,353 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.2

Radius: 10.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.17 AU - 1.83 AU

Year: 1186 Days

Day: 14.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,123,529 km

• M1: 133,142 km (0.095 R)
• M2: 550,670 km (0.107 R)
• M3: 1,120,937 km (0.116 R)
• M4: 1,753,736 km (0.082 R)
• M5: 2,141,942 km (0.059 R)
• M6: 2,493,797 km (0.117 R)
• M7: 2,897,262 km (0.083 R)
• M8: 3,315,986 km (0.116 R)
• M9: 3,900,166 km (0.063 R)
• M10: 4,326,969 km (0.089 R)
• M11: 5,674,098 km (0.088 R)
• M12: 6,008,150 km (0.097 R)
• M13: 6,556,426 km (0.078 R)
• M14: 7,652,679 km (0.08 R)
• M15: 8,350,852 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 13.1

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.07 AU - 2.41 AU

Year: 2165 Days

Day: 11.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,123,529 km

• M1: 199,264 km (0.064 R)
• M2: 609,312 km (0.101 R)
• M3: 1,233,734 km (0.103 R)
• M4: 2,234,992 km (0.103 R)
• M5: 2,906,387 km (0.093 R)
• M6: 3,599,624 km (0.096 R)
• M7: 4,090,455 km (0.098 R)
• M8: 5,270,483 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.4

Radius: 5.9

Gravity: 17.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.48 AU - 6.82 AU

Year: 11073 Days

Day: 22 Hours

Environment

Temp: -225 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,123,529 km

• M1: 73,453 km (0.047 R)
• M2: 693,835 km (0.091 R)
• M3: 915,689 km (0.096 R)
• M4: 1,635,853 km (0.095 R)
• M5: 3,759,544 km (0.086 R)
• M6: 4,027,923 km (0.083 R)
• M7: 4,816,603 km (0.103 R)
• M8: 6,058,714 km (0.106 R)
• M9: 7,010,156 km (0.112 R)
• M10: 7,293,495 km (0.107 R)
• M11: 10,249,997 km (0.109 R)
• M12: 13,481,760 km (0.055 R)
• M13: 15,024,862 km (0.1 R)
• M14: 18,765,258 km (0.065 R)
• M15: 19,708,921 km (0.114 R)
• M16: 20,849,306 km (0.025 R)
• M17: 22,292,327 km (0.085 R)
• M18: 27,615,767 km (0.104 R)
• M19: 28,938,362 km (0.093 R)
• M20: 36,069,842 km (0.027 R)
• M21: 46,239,056 km (0.057 R)
• M22: 46,664,213 km (0.041 R)
• M23: 46,949,197 km (0.069 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 16,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit