🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379

Radius: 13.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.47 AU - 0.75 AU

Year: 329 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,643,996 km

• M1: 170,392 km (0.094 R)
• M2: 606,320 km (0.105 R)
• M3: 1,061,546 km (0.077 R)
• M4: 1,531,733 km (0.061 R)
• M5: 1,964,220 km (0.091 R)
• M6: 2,622,600 km (0.076 R)
• M7: 3,456,010 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.1

Radius: 14.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.61 AU - 0.95 AU

Year: 476 Days

Day: 14.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,643,996 km

• M1: 176,825 km (0.083 R)
• M2: 748,438 km (0.086 R)
• M3: 1,206,208 km (0.097 R)
• M4: 1,808,040 km (0.101 R)
• M5: 2,288,249 km (0.078 R)
• M6: 2,968,321 km (0.104 R)
• M7: 3,657,818 km (0.112 R)
• M8: 4,396,981 km (0.072 R)
• M9: 4,854,301 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 9.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.25 AU - 2.65 AU

Year: 2647 Days

Day: 13.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,643,996 km

• M1: 132,544 km (0.093 R)
• M2: 438,023 km (0.086 R)
• M3: 825,780 km (0.034 R)
• M4: 1,333,216 km (0.034 R)
• M5: 1,994,888 km (0.087 R)
• M6: 2,370,079 km (0.088 R)
• M7: 2,752,002 km (0.111 R)
• M8: 3,219,047 km (0.053 R)
• M9: 3,855,436 km (0.101 R)
• M10: 4,203,999 km (0.104 R)
• M11: 4,516,659 km (0.051 R)
• M12: 5,314,165 km (0.108 R)
• M13: 6,040,463 km (0.06 R)
• M14: 6,806,554 km (0.117 R)
• M15: 9,094,503 km (0.066 R)
• M16: 9,588,326 km (0.092 R)
• M17: 9,905,773 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.2

Radius: 5.2

Gravity: 15.65 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.36 AU - 8.22 AU

Year: 12213 Days

Day: 20.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,643,996 km

• M1: 404,812 km (0.095 R)
• M2: 749,635 km (0.107 R)
• M3: 1,723,367 km (0.098 R)
• M4: 2,219,883 km (0.119 R)
• M5: 2,481,978 km (0.089 R)
• M6: 2,979,242 km (0.1 R)
• M7: 3,228,172 km (0.12 R)
• M8: 5,714,190 km (0.089 R)
• M9: 7,941,852 km (0.113 R)
• M10: 11,219,691 km (0.07 R)
• M11: 11,656,367 km (0.091 R)
• M12: 14,136,849 km (0.112 R)
• M13: 16,525,478 km (0.118 R)
• M14: 21,914,891 km (0.032 R)
• M15: 22,168,908 km (0.081 R)
• M16: 28,168,381 km (0.115 R)
• M17: 29,178,017 km (0.106 R)
• M18: 31,376,358 km (0.12 R)
• M19: 31,699,041 km (0.096 R)
• M20: 32,351,288 km (0.093 R)
• M21: 44,039,070 km (0.091 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: 385 - 11,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit