🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 14.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.86 AU - 0.98 AU

Year: 609 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,393,310 km

• M1: 184,005 km (0.082 R)
• M2: 645,216 km (0.095 R)
• M3: 1,290,880 km (0.11 R)
• M4: 2,199,986 km (0.078 R)
• M5: 3,051,497 km (0.074 R)
• M6: 3,718,255 km (0.073 R)
• M7: 4,732,529 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.5

Radius: 11

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.99 AU - 3.47 AU

Year: 4007 Days

Day: 6.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,393,310 km

• M1: 136,732 km (0.06 R)
• M2: 519,853 km (0.073 R)
• M3: 1,180,926 km (0.094 R)
• M4: 1,593,965 km (0.12 R)
• M5: 2,000,872 km (0.099 R)
• M6: 2,673,314 km (0.12 R)
• M7: 3,416,367 km (0.069 R)
• M8: 3,856,932 km (0.103 R)
• M9: 4,600,434 km (0.11 R)
• M10: 5,090,816 km (0.088 R)
• M11: 5,825,191 km (0.044 R)
• M12: 6,686,875 km (0.064 R)
• M13: 7,599,572 km (0.12 R)
• M14: 8,185,846 km (0.1 R)
• M15: 8,627,908 km (0.1 R)
• M16: 11,413,420 km (0.06 R)
• M17: 12,986,741 km (0.11 R)
• M18: 14,064,893 km (0.114 R)
• M19: 15,150,973 km (0.115 R)
• M20: 15,508,063 km (0.047 R)
• M21: 15,870,689 km (0.085 R)
• M22: 16,992,822 km (0.107 R)
• M23: 20,243,434 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 14.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.43 AU - 4.05 AU

Year: 4026 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,393,310 km

• M1: 186,399 km (0.084 R)
• M2: 752,328 km (0.116 R)
• M3: 1,376,749 km (0.102 R)
• M4: 2,383,094 km (0.106 R)
• M5: 4,028,371 km (0.092 R)
• M6: 4,968,744 km (0.113 R)
• M7: 5,503,706 km (0.092 R)
• M8: 6,828,844 km (0.106 R)
• M9: 7,373,679 km (0.109 R)
• M10: 9,814,967 km (0.106 R)
• M11: 10,287,397 km (0.115 R)
• M12: 11,515,745 km (0.107 R)
• M13: 15,156,807 km (0.116 R)
• M14: 18,062,597 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.4

Radius: 5.5

Gravity: 20.24 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.36 AU - 9.7 AU

Year: 15707 Days

Day: 15.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,393,310 km

• M1: 68,366 km (0.073 R)
• M2: 246,836 km (0.106 R)
• M3: 645,664 km (0.111 R)
• M4: 1,802,206 km (0.064 R)
• M5: 2,267,754 km (0.099 R)
• M6: 4,490,778 km (0.114 R)
• M7: 9,087,023 km (0.033 R)
• M8: 25,323,928 km (0.067 R)
• M9: 26,891,115 km (0.093 R)
• M10: 28,080,717 km (0.101 R)
• M11: 34,810,976 km (0.084 R)
• M12: 37,140,663 km (0.061 R)
• M13: 48,126,832 km (0.054 R)
• M14: 51,176,384 km (0.05 R)
• M15: 58,907,902 km (0.087 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: 486 - 17,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit