🌌 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: 319.7

Radius: 8.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.5 AU - 0.54 AU

Year: 264 Days

Day: 14.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,617,696 km

• M1: 110,702 km (0.068 R)
• M2: 400,623 km (0.09 R)
• M3: 1,111,363 km (0.09 R)
• M4: 2,010,296 km (0.112 R)
• M5: 2,796,283 km (0.078 R)
• M6: 3,273,949 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.6

Radius: 11.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.3 AU - 1.8 AU

Year: 1356 Days

Day: 11.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,617,696 km

• M1: 142,118 km (0.047 R)
• M2: 677,379 km (0.027 R)
• M3: 1,076,357 km (0.108 R)
• M4: 1,583,493 km (0.069 R)
• M5: 1,979,928 km (0.118 R)
• M6: 2,726,870 km (0.077 R)
• M7: 4,180,213 km (0.101 R)
• M8: 4,664,312 km (0.06 R)
• M9: 5,266,144 km (0.108 R)
• M10: 6,299,716 km (0.064 R)
• M11: 6,937,900 km (0.108 R)
• M12: 7,386,993 km (0.115 R)
• M13: 8,595,295 km (0.038 R)
• M14: 9,775,922 km (0.095 R)
• M15: 11,503,029 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.4

Radius: 11.2

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.58 AU - 2.58 AU

Year: 2109 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,617,696 km

• M1: 139,874 km (0.073 R)
• M2: 614,698 km (0.061 R)
• M3: 1,335,460 km (0.085 R)
• M4: 3,205,882 km (0.097 R)
• M5: 3,695,217 km (0.037 R)
• M6: 5,064,935 km (0.117 R)
• M7: 5,772,383 km (0.066 R)
• M8: 6,522,018 km (0.081 R)
• M9: 7,383,852 km (0.111 R)
• M10: 7,754,256 km (0.066 R)
• M11: 8,137,077 km (0.106 R)
• M12: 8,694,179 km (0.097 R)
• M13: 9,914,599 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63

Radius: 12.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.03 AU - 3.35 AU

Year: 4005 Days

Day: 7.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,617,696 km

• M1: 191,186 km (0.098 R)
• M2: 721,959 km (0.11 R)
• M3: 1,186,910 km (0.1 R)
• M4: 3,071,693 km (0.107 R)
• M5: 4,308,867 km (0.03 R)
• M6: 5,370,564 km (0.077 R)
• M7: 6,670,270 km (0.087 R)
• M8: 7,280,330 km (0.095 R)
• M9: 8,612,649 km (0.115 R)
• M10: 9,159,578 km (0.096 R)
• M11: 11,686,137 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.7

Radius: 8.2

Gravity: 13.07 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.18 AU - 5.16 AU

Year: 5986 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,617,696 km

• M1: 102,923 km (0.07 R)
• M2: 392,694 km (0.11 R)
• M3: 804,089 km (0.079 R)
• M4: 1,088,025 km (0.116 R)
• M5: 1,526,347 km (0.106 R)
• M6: 2,016,280 km (0.113 R)
• M7: 2,392,668 km (0.072 R)
• M8: 2,776,836 km (0.05 R)
• M9: 3,201,694 km (0.042 R)
• M10: 4,181,560 km (0.093 R)
• M11: 4,937,927 km (0.11 R)
• M12: 5,910,612 km (0.119 R)
• M13: 6,442,432 km (0.068 R)
• M14: 7,487,074 km (0.096 R)
• M15: 8,682,660 km (0.118 R)
• M16: 10,092,920 km (0.102 R)
• M17: 10,707,318 km (0.097 R)
• M18: 11,803,571 km (0.055 R)
• M19: 12,592,850 km (0.089 R)
• M20: 13,027,880 km (0.114 R)
• M21: 13,529,183 km (0.116 R)
• M22: 13,870,565 km (0.118 R)
• M23: 16,552,256 km (0.108 R)
• M24: 18,220,572 km (0.069 R)
• M25: 21,118,283 km (0.102 R)
• M26: 27,444,477 km (0.074 R)
• M27: 28,176,011 km (0.078 R)
• M28: 33,977,865 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.3

Radius: 11.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.11 AU - 5.11 AU

Year: 8120 Days

Day: 5.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,617,696 km

• M1: 144,811 km (0.103 R)
• M2: 567,126 km (0.071 R)
• M3: 987,795 km (0.111 R)
• M4: 1,362,837 km (0.116 R)
• M5: 1,746,555 km (0.079 R)
• M6: 2,220,032 km (0.09 R)
• M7: 3,245,825 km (0.093 R)
• M8: 4,019,695 km (0.069 R)
• M9: 4,620,031 km (0.109 R)
• M10: 5,310,724 km (0.064 R)
• M11: 6,349,233 km (0.068 R)
• M12: 7,320,422 km (0.112 R)
• M13: 7,924,199 km (0.037 R)
• M14: 10,327,339 km (0.106 R)
• M15: 14,755,586 km (0.099 R)
• M16: 15,264,668 km (0.086 R)
• M17: 15,785,567 km (0.106 R)
• M18: 21,993,131 km (0.106 R)
• M19: 22,910,465 km (0.092 R)
• M20: 25,000,647 km (0.098 R)
• M21: 28,272,202 km (0.104 R)
• M22: 31,399,247 km (0.1 R)
• M23: 32,776,594 km (0.063 R)
• M24: 39,904,334 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 8.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.27 AU - 5.57 AU

Year: 8870 Days

Day: 9.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,617,696 km

• M1: 111,750 km (0.092 R)
• M2: 911,350 km (0.047 R)
• M3: 2,266,258 km (0.097 R)
• M4: 3,660,809 km (0.086 R)
• M5: 4,192,480 km (0.116 R)
• M6: 6,647,531 km (0.113 R)
• M7: 10,105,187 km (0.101 R)
• M8: 10,917,653 km (0.097 R)
• M9: 12,569,961 km (0.071 R)
• M10: 18,985,765 km (0.052 R)
• M11: 20,573,298 km (0.093 R)
• M12: 22,850,327 km (0.11 R)
• M13: 24,010,309 km (0.094 R)
• M14: 29,583,577 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit