🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.5

Radius: 13

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.47 AU - 0.61 AU

Year: 274 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,306,448 km

• M1: 161,715 km (0.097 R)
• M2: 876,344 km (0.083 R)
• M3: 1,608,776 km (0.101 R)
• M4: 2,260,573 km (0.094 R)
• M5: 2,747,365 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.1

Radius: 12

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.78 AU - 0.88 AU

Year: 522 Days

Day: 14 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,306,448 km

• M1: 149,299 km (0.11 R)
• M2: 725,250 km (0.086 R)
• M3: 1,163,871 km (0.094 R)
• M4: 1,766,900 km (0.108 R)
• M5: 2,169,020 km (0.075 R)
• M6: 2,571,288 km (0.092 R)
• M7: 3,657,518 km (0.063 R)
• M8: 4,334,449 km (0.057 R)
• M9: 4,820,343 km (0.112 R)
• M10: 5,496,226 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226

Radius: 11

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.08 AU - 1.14 AU

Year: 807 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,306,448 km

• M1: 141,819 km (0.097 R)
• M2: 509,680 km (0.034 R)
• M3: 943,963 km (0.084 R)
• M4: 1,341,743 km (0.11 R)
• M5: 1,813,575 km (0.037 R)
• M6: 2,432,611 km (0.051 R)
• M7: 3,096,826 km (0.083 R)
• M8: 3,646,149 km (0.101 R)
• M9: 4,038,544 km (0.086 R)
• M10: 5,050,125 km (0.106 R)
• M11: 5,573,119 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.8

Radius: 8.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.15 AU - 1.21 AU

Year: 885 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,306,448 km

• M1: 102,026 km (0.088 R)
• M2: 466,147 km (0.079 R)
• M3: 1,172,847 km (0.084 R)
• M4: 1,434,195 km (0.09 R)
• M5: 2,051,286 km (0.051 R)
• M6: 3,803,376 km (0.066 R)
• M7: 4,356,290 km (0.06 R)
• M8: 4,613,598 km (0.1 R)
• M9: 4,978,019 km (0.11 R)
• M10: 6,093,869 km (0.073 R)
• M11: 6,592,030 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.3

Radius: 13

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.13 AU - 3.21 AU

Year: 3011 Days

Day: 14 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,306,448 km

• M1: 162,014 km (0.067 R)
• M2: 573,857 km (0.115 R)
• M3: 993,629 km (0.053 R)
• M4: 1,400,984 km (0.083 R)
• M5: 1,875,957 km (0.036 R)
• M6: 2,388,480 km (0.116 R)
• M7: 2,977,895 km (0.054 R)
• M8: 3,441,649 km (0.078 R)
• M9: 4,197,417 km (0.108 R)
• M10: 4,626,314 km (0.113 R)
• M11: 5,349,769 km (0.053 R)
• M12: 6,846,945 km (0.112 R)
• M13: 8,439,115 km (0.071 R)
• M14: 9,448,003 km (0.119 R)
• M15: 10,653,014 km (0.048 R)
• M16: 12,781,642 km (0.107 R)
• M17: 14,158,840 km (0.063 R)
• M18: 14,639,199 km (0.114 R)
• M19: 15,130,478 km (0.113 R)
• M20: 16,146,098 km (0.081 R)
• M21: 17,369,809 km (0.061 R)
• M22: 17,809,627 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 10

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.57 AU - 3.67 AU

Year: 3804 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,306,448 km

• M1: 125,961 km (0.068 R)
• M2: 543,938 km (0.062 R)
• M3: 1,281,605 km (0.089 R)
• M4: 1,955,244 km (0.115 R)
• M5: 3,125,698 km (0.079 R)
• M6: 4,391,745 km (0.081 R)
• M7: 6,458,439 km (0.099 R)
• M8: 7,272,401 km (0.034 R)
• M9: 8,007,675 km (0.07 R)
• M10: 11,132,774 km (0.054 R)
• M11: 12,301,283 km (0.103 R)
• M12: 12,940,365 km (0.046 R)
• M13: 13,446,904 km (0.041 R)
• M14: 14,231,395 km (0.073 R)
• M15: 15,212,757 km (0.086 R)
• M16: 16,413,878 km (0.067 R)
• M17: 17,128,059 km (0.114 R)
• M18: 19,395,214 km (0.107 R)
• M19: 21,082,678 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 12,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit