🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.46 AU - 0.54 AU

Year: 232 Days

Day: 17.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.5

Radius: 13.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.74 AU - 0.92 AU

Year: 496 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 161.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,507,941 km

• M1: 171,589 km (0.03 R)
• M2: 619,335 km (0.049 R)
• M3: 1,084,285 km (0.099 R)
• M4: 1,990,100 km (0.069 R)
• M5: 2,810,794 km (0.062 R)
• M6: 3,833,894 km (0.09 R)
• M7: 4,993,876 km (0.025 R)
• M8: 6,889,580 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 11.1

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.66 AU - 1.7 AU

Year: 1428 Days

Day: 12 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,507,941 km

• M1: 138,079 km (0.11 R)
• M2: 573,259 km (0.081 R)
• M3: 1,161,029 km (0.101 R)
• M4: 2,312,185 km (0.09 R)
• M5: 2,815,582 km (0.086 R)
• M6: 3,419,209 km (0.085 R)
• M7: 3,997,106 km (0.063 R)
• M8: 4,501,849 km (0.081 R)
• M9: 5,444,465 km (0.096 R)
• M10: 6,892,273 km (0.117 R)
• M11: 8,399,023 km (0.094 R)
• M12: 9,285,241 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.5

Radius: 13.8

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.73 AU - 1.87 AU

Year: 1584 Days

Day: 9.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,507,941 km

• M1: 185,352 km (0.113 R)
• M2: 624,721 km (0.094 R)
• M3: 1,081,742 km (0.112 R)
• M4: 1,603,091 km (0.03 R)
• M5: 2,682,140 km (0.08 R)
• M6: 3,564,768 km (0.101 R)
• M7: 4,074,597 km (0.09 R)
• M8: 4,633,196 km (0.09 R)
• M9: 5,544,995 km (0.037 R)
• M10: 6,161,787 km (0.089 R)
• M11: 6,900,651 km (0.114 R)
• M12: 7,808,560 km (0.093 R)
• M13: 8,555,502 km (0.115 R)
• M14: 9,224,205 km (0.06 R)
• M15: 9,862,240 km (0.051 R)
• M16: 11,262,476 km (0.085 R)
• M17: 12,029,165 km (0.108 R)
• M18: 13,105,372 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.1

Radius: 9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.09 AU - 2.83 AU

Year: 2531 Days

Day: 10.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,507,941 km

• M1: 111,899 km (0.082 R)
• M2: 499,208 km (0.057 R)
• M3: 1,149,959 km (0.091 R)
• M4: 1,468,602 km (0.088 R)
• M5: 1,825,244 km (0.097 R)
• M6: 3,069,449 km (0.119 R)
• M7: 3,371,338 km (0.07 R)
• M8: 3,693,123 km (0.104 R)
• M9: 4,639,628 km (0.106 R)
• M10: 5,347,675 km (0.071 R)
• M11: 6,607,140 km (0.053 R)
• M12: 6,923,838 km (0.081 R)
• M13: 7,760,539 km (0.119 R)
• M14: 8,631,947 km (0.105 R)
• M15: 9,139,832 km (0.116 R)
• M16: 11,038,976 km (0.099 R)
• M17: 11,867,599 km (0.091 R)
• M18: 14,076,711 km (0.058 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 17,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit