🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 13.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.97 AU - 1.07 AU

Year: 687 Days

Day: 13.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,743,612 km

• M1: 162,912 km (0.115 R)
• M2: 758,760 km (0.088 R)
• M3: 1,275,322 km (0.1 R)
• M4: 2,780,875 km (0.057 R)
• M5: 3,867,554 km (0.111 R)
• M6: 4,292,262 km (0.08 R)
• M7: 5,342,140 km (0.11 R)
• M8: 6,139,048 km (0.105 R)
• M9: 6,929,074 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.6

Radius: 12.5

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.34 AU - 1.58 AU

Year: 1176 Days

Day: 8.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,743,612 km

• M1: 155,432 km (0.083 R)
• M2: 545,883 km (0.089 R)
• M3: 938,727 km (0.076 R)
• M4: 1,375,104 km (0.104 R)
• M5: 2,152,564 km (0.091 R)
• M6: 2,565,903 km (0.065 R)
• M7: 2,976,399 km (0.103 R)
• M8: 3,461,844 km (0.094 R)
• M9: 3,965,989 km (0.102 R)
• M10: 4,612,850 km (0.063 R)
• M11: 5,225,154 km (0.088 R)
• M12: 5,648,666 km (0.098 R)
• M13: 6,280,119 km (0.114 R)
• M14: 6,858,464 km (0.115 R)
• M15: 8,178,067 km (0.094 R)
• M16: 10,631,621 km (0.109 R)
• M17: 11,210,416 km (0.102 R)
• M18: 12,063,123 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.8

Radius: 12.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.96 AU - 3.38 AU

Year: 3764 Days

Day: 12.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,743,612 km

• M1: 155,432 km (0.074 R)
• M2: 797,805 km (0.115 R)
• M3: 1,199,326 km (0.081 R)
• M4: 1,862,493 km (0.112 R)
• M5: 2,427,525 km (0.043 R)
• M6: 2,981,037 km (0.086 R)
• M7: 3,780,637 km (0.069 R)
• M8: 6,289,842 km (0.109 R)
• M9: 9,949,904 km (0.074 R)
• M10: 10,479,630 km (0.119 R)
• M11: 11,200,542 km (0.064 R)
• M12: 12,647,453 km (0.119 R)
• M13: 13,075,901 km (0.096 R)
• M14: 14,783,262 km (0.097 R)
• M15: 15,581,965 km (0.1 R)
• M16: 17,265,389 km (0.107 R)
• M17: 18,271,585 km (0.104 R)
• M18: 24,775,203 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 14.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.59 AU - 3.93 AU

Year: 3925 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,743,612 km

• M1: 194,926 km (0.035 R)
• M2: 704,756 km (0.109 R)
• M3: 1,309,729 km (0.082 R)
• M4: 1,826,440 km (0.108 R)
• M5: 2,289,296 km (0.114 R)
• M6: 3,308,507 km (0.078 R)
• M7: 4,358,983 km (0.108 R)
• M8: 5,304,441 km (0.076 R)
• M9: 5,951,751 km (0.044 R)
• M10: 6,804,010 km (0.118 R)
• M11: 9,085,228 km (0.11 R)
• M12: 10,752,945 km (0.06 R)
• M13: 11,439,300 km (0.05 R)
• M14: 12,947,546 km (0.055 R)
• M15: 13,478,619 km (0.073 R)
• M16: 14,792,088 km (0.083 R)
• M17: 15,804,865 km (0.102 R)
• M18: 17,380,879 km (0.113 R)
• M19: 20,975,716 km (0.119 R)
• M20: 23,941,942 km (0.12 R)
• M21: 24,670,035 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 10,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit