🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.3

Radius: 8.7

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.72 AU - 1.02 AU

Year: 560 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,000,111 km

• M1: 108,159 km (0.114 R)
• M2: 558,000 km (0.083 R)
• M3: 999,613 km (0.108 R)
• M4: 1,288,486 km (0.053 R)
• M5: 1,780,663 km (0.101 R)
• M6: 2,084,646 km (0.118 R)
• M7: 2,616,616 km (0.079 R)
• M8: 3,081,716 km (0.104 R)
• M9: 3,421,752 km (0.054 R)
• M10: 3,854,539 km (0.119 R)
• M11: 4,625,865 km (0.119 R)
• M12: 5,239,665 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.1

Radius: 9.6

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.83 AU - 2.29 AU

Year: 2041 Days

Day: 13.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,000,111 km

• M1: 121,324 km (0.115 R)
• M2: 645,515 km (0.091 R)
• M3: 1,329,775 km (0.047 R)
• M4: 2,246,661 km (0.103 R)
• M5: 2,602,853 km (0.103 R)
• M6: 3,350,693 km (0.076 R)
• M7: 5,691,900 km (0.036 R)
• M8: 6,947,026 km (0.098 R)
• M9: 7,778,940 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 14.5

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.08 AU - 2.44 AU

Year: 2345 Days

Day: 12.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,000,111 km

• M1: 180,714 km (0.079 R)
• M2: 781,350 km (0.11 R)
• M3: 1,963,472 km (0.107 R)
• M4: 2,424,084 km (0.107 R)
• M5: 3,230,267 km (0.114 R)
• M6: 4,079,534 km (0.068 R)
• M7: 4,617,488 km (0.115 R)
• M8: 5,743,810 km (0.065 R)
• M9: 6,198,438 km (0.087 R)
• M10: 8,815,354 km (0.088 R)
• M11: 9,422,871 km (0.115 R)
• M12: 10,299,365 km (0.085 R)
• M13: 11,791,155 km (0.099 R)
• M14: 14,842,203 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 11.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.87 AU - 5.89 AU

Year: 8614 Days

Day: 10.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,000,111 km

• M1: 139,575 km (0.098 R)
• M2: 489,035 km (0.114 R)
• M3: 854,353 km (0.059 R)
• M4: 1,791,135 km (0.098 R)
• M5: 2,305,453 km (0.082 R)
• M6: 2,916,859 km (0.099 R)
• M7: 3,563,720 km (0.082 R)
• M8: 5,263,900 km (0.052 R)
• M9: 5,794,823 km (0.115 R)
• M10: 6,854,724 km (0.118 R)
• M11: 7,260,583 km (0.058 R)
• M12: 7,760,838 km (0.076 R)
• M13: 9,311,570 km (0.06 R)
• M14: 11,362,407 km (0.116 R)
• M15: 12,684,703 km (0.099 R)
• M16: 13,468,595 km (0.067 R)
• M17: 17,131,051 km (0.053 R)
• M18: 17,880,536 km (0.113 R)
• M19: 18,368,823 km (0.089 R)
• M20: 19,081,807 km (0.03 R)
• M21: 19,813,041 km (0.06 R)
• M22: 24,004,624 km (0.099 R)
• M23: 25,029,818 km (0.114 R)
• M24: 25,817,601 km (0.091 R)
• M25: 26,802,852 km (0.025 R)
• M26: 37,277,545 km (0.082 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: 367 - 12,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit