🌌 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: 696.7

Radius: 8.8

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 329 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,666,322 km

• M1: 109,506 km (0.086 R)
• M2: 389,852 km (0.103 R)
• M3: 805,585 km (0.076 R)
• M4: 1,450,501 km (0.043 R)
• M5: 1,797,718 km (0.054 R)
• M6: 2,549,746 km (0.102 R)
• M7: 3,284,571 km (0.044 R)
• M8: 4,705,302 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 8.5

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.61 AU - 2.09 AU

Year: 1737 Days

Day: 12.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,666,322 km

• M1: 105,766 km (0.086 R)
• M2: 608,415 km (0.084 R)
• M3: 940,971 km (0.114 R)
• M4: 1,210,247 km (0.107 R)
• M5: 1,522,607 km (0.077 R)
• M6: 2,058,317 km (0.103 R)
• M7: 2,508,307 km (0.083 R)
• M8: 3,588,255 km (0.09 R)
• M9: 3,942,203 km (0.083 R)
• M10: 4,358,235 km (0.084 R)
• M11: 4,803,438 km (0.113 R)
• M12: 7,670,332 km (0.109 R)
• M13: 8,079,781 km (0.089 R)
• M14: 8,380,922 km (0.064 R)
• M15: 9,762,907 km (0.079 R)
• M16: 10,668,871 km (0.096 R)
• M17: 11,365,549 km (0.098 R)
• M18: 11,820,925 km (0.096 R)
• M19: 12,170,385 km (0.063 R)
• M20: 14,152,258 km (0.088 R)
• M21: 14,992,998 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.6

Radius: 12.3

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.02 AU - 2.5 AU

Year: 2345 Days

Day: 6.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,666,322 km

• M1: 153,338 km (0.054 R)
• M2: 598,242 km (0.079 R)
• M3: 1,180,178 km (0.118 R)
• M4: 1,952,252 km (0.12 R)
• M5: 2,397,605 km (0.091 R)
• M6: 3,012,303 km (0.036 R)
• M7: 3,729,774 km (0.107 R)
• M8: 5,352,163 km (0.069 R)
• M9: 5,863,339 km (0.106 R)
• M10: 6,668,774 km (0.107 R)
• M11: 7,284,968 km (0.098 R)
• M12: 9,115,297 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.3

Radius: 14.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.05 AU - 5.83 AU

Year: 7579 Days

Day: 14.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,666,322 km

• M1: 182,809 km (0.094 R)
• M2: 895,942 km (0.098 R)
• M3: 1,922,333 km (0.084 R)
• M4: 2,425,131 km (0.097 R)
• M5: 3,228,023 km (0.037 R)
• M6: 4,085,368 km (0.097 R)
• M7: 6,099,853 km (0.12 R)
• M8: 6,866,542 km (0.115 R)
• M9: 10,955,501 km (0.11 R)
• M10: 12,585,669 km (0.088 R)
• M11: 14,593,272 km (0.055 R)
• M12: 17,237,564 km (0.119 R)
• M13: 18,057,660 km (0.098 R)
• M14: 19,707,575 km (0.111 R)
• M15: 20,534,402 km (0.044 R)
• M16: 21,600,437 km (0.055 R)
• M17: 24,152,875 km (0.101 R)
• M18: 26,984,464 km (0.077 R)
• M19: 30,392,752 km (0.071 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 17,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit