🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.24 AU - 1.94 AU

Year: 1337 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,616,450 km

• M1: 153,039 km (0.073 R)
• M2: 648,208 km (0.077 R)
• M3: 1,053,468 km (0.115 R)
• M4: 1,911,861 km (0.059 R)
• M5: 2,412,864 km (0.088 R)
• M6: 2,859,264 km (0.058 R)
• M7: 3,733,215 km (0.092 R)
• M8: 4,169,442 km (0.068 R)
• M9: 4,678,823 km (0.12 R)
• M10: 5,357,549 km (0.111 R)
• M11: 6,101,200 km (0.099 R)
• M12: 6,861,157 km (0.113 R)
• M13: 8,247,929 km (0.101 R)
• M14: 9,878,845 km (0.094 R)
• M15: 10,997,388 km (0.07 R)
• M16: 11,825,712 km (0.116 R)
• M17: 12,579,386 km (0.034 R)
• M18: 13,086,373 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.1

Radius: 15

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.15 AU - 2.99 AU

Year: 2747 Days

Day: 9.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,616,450 km

• M1: 187,297 km (0.093 R)
• M2: 725,550 km (0.116 R)
• M3: 1,293,722 km (0.118 R)
• M4: 1,764,357 km (0.1 R)
• M5: 2,479,585 km (0.049 R)
• M6: 3,529,463 km (0.108 R)
• M7: 4,136,381 km (0.088 R)
• M8: 4,928,651 km (0.06 R)
• M9: 5,638,942 km (0.11 R)
• M10: 6,222,523 km (0.096 R)
• M11: 7,669,284 km (0.105 R)
• M12: 8,694,329 km (0.095 R)
• M13: 10,265,256 km (0.086 R)
• M14: 11,016,986 km (0.091 R)
• M15: 11,678,059 km (0.106 R)
• M16: 12,674,979 km (0.045 R)
• M17: 18,530,539 km (0.103 R)
• M18: 19,646,090 km (0.086 R)
• M19: 20,619,972 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.7

Radius: 14.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.55 AU - 3.57 AU

Year: 3570 Days

Day: 9.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,616,450 km

• M1: 183,706 km (0.078 R)
• M2: 849,716 km (0.056 R)
• M3: 1,898,247 km (0.109 R)
• M4: 2,660,299 km (0.085 R)
• M5: 3,122,556 km (0.068 R)
• M6: 5,237,721 km (0.103 R)
• M7: 6,279,670 km (0.115 R)
• M8: 9,659,684 km (0.108 R)
• M9: 10,163,679 km (0.114 R)
• M10: 12,861,079 km (0.101 R)
• M11: 13,955,387 km (0.108 R)
• M12: 15,422,643 km (0.118 R)
• M13: 17,669,603 km (0.077 R)
• M14: 19,081,956 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.1

Radius: 7

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.98 AU - 6.9 AU

Year: 10898 Days

Day: 20 Hours

Environment

Temp: -229 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,616,450 km

• M1: 87,664 km (0.112 R)
• M2: 345,571 km (0.071 R)
• M3: 592,108 km (0.111 R)
• M4: 855,101 km (0.11 R)
• M5: 3,527,967 km (0.104 R)
• M6: 3,807,415 km (0.034 R)
• M7: 5,193,739 km (0.116 R)
• M8: 5,903,282 km (0.112 R)
• M9: 6,467,864 km (0.101 R)
• M10: 8,962,558 km (0.06 R)
• M11: 14,710,407 km (0.106 R)
• M12: 17,555,909 km (0.056 R)
• M13: 22,520,613 km (0.102 R)
• M14: 23,484,323 km (0.075 R)
• M15: 27,979,140 km (0.081 R)
• M16: 28,254,699 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 14,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit