🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 14.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.4 AU - 0.64 AU

Year: 254 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,022,824 km

• M1: 178,321 km (0.114 R)
• M2: 720,912 km (0.061 R)
• M3: 1,388,418 km (0.095 R)
• M4: 2,028,248 km (0.038 R)
• M5: 2,521,323 km (0.072 R)
• M6: 3,153,374 km (0.079 R)
• M7: 3,635,827 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 14

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.48 AU - 0.64 AU

Year: 284 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 21,022,824 km

• M1: 174,132 km (0.114 R)
• M2: 610,509 km (0.055 R)
• M3: 1,122,283 km (0.088 R)
• M4: 1,559,857 km (0.083 R)
• M5: 2,056,522 km (0.109 R)
• M6: 2,531,645 km (0.079 R)
• M7: 3,023,373 km (0.093 R)
• M8: 3,578,830 km (0.098 R)
• M9: 4,072,054 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.4

Radius: 10

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.51 AU - 0.79 AU

Year: 355 Days

Day: 9.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,022,824 km

• M1: 124,914 km (0.105 R)
• M2: 472,879 km (0.106 R)
• M3: 838,496 km (0.106 R)
• M4: 1,171,202 km (0.108 R)
• M5: 1,883,437 km (0.026 R)
• M6: 2,225,418 km (0.109 R)
• M7: 2,723,728 km (0.062 R)
• M8: 3,164,145 km (0.103 R)
• M9: 3,499,094 km (0.113 R)
• M10: 3,882,663 km (0.059 R)
• M11: 4,763,196 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 10.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.67 AU - 0.89 AU

Year: 467 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 89.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,022,824 km

• M1: 129,402 km (0.096 R)
• M2: 492,925 km (0.109 R)
• M3: 848,220 km (0.058 R)
• M4: 1,241,064 km (0.082 R)
• M5: 1,816,567 km (0.104 R)
• M6: 2,295,729 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 12.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.27 AU - 3.78 AU

Year: 3560 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,022,824 km

• M1: 160,519 km (0.11 R)
• M2: 628,311 km (0.09 R)
• M3: 1,101,639 km (0.069 R)
• M4: 1,515,726 km (0.084 R)
• M5: 1,974,243 km (0.055 R)
• M6: 2,382,196 km (0.068 R)
• M7: 2,799,575 km (0.082 R)
• M8: 3,319,427 km (0.094 R)
• M9: 3,883,411 km (0.075 R)
• M10: 4,577,246 km (0.101 R)
• M11: 6,103,892 km (0.105 R)
• M12: 7,722,392 km (0.114 R)
• M13: 8,242,992 km (0.108 R)
• M14: 8,821,637 km (0.107 R)
• M15: 10,603,497 km (0.075 R)
• M16: 13,569,424 km (0.116 R)
• M17: 14,136,550 km (0.071 R)
• M18: 16,352,842 km (0.096 R)
• M19: 17,104,123 km (0.086 R)
• M20: 17,766,393 km (0.106 R)
• M21: 19,259,978 km (0.104 R)
• M22: 19,856,125 km (0.109 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: 167 - 14,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit