🌌 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: 838.3

Radius: 10

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.9 AU - 0.94 AU

Year: 609 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,349,478 km

• M1: 124,316 km (0.12 R)
• M2: 504,294 km (0.079 R)
• M3: 894,745 km (0.04 R)
• M4: 1,375,253 km (0.061 R)
• M5: 1,720,824 km (0.105 R)
• M6: 2,050,089 km (0.098 R)
• M7: 2,370,528 km (0.104 R)
• M8: 4,049,914 km (0.116 R)
• M9: 5,503,257 km (0.061 R)
• M10: 5,896,101 km (0.085 R)
• M11: 6,469,659 km (0.063 R)
• M12: 7,299,030 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.1

Radius: 12

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.11 AU - 1.75 AU

Year: 1180 Days

Day: 14.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,349,478 km

• M1: 149,299 km (0.096 R)
• M2: 763,847 km (0.117 R)
• M3: 1,222,364 km (0.076 R)
• M4: 1,800,560 km (0.089 R)
• M5: 2,175,751 km (0.098 R)
• M6: 3,454,065 km (0.05 R)
• M7: 3,896,576 km (0.047 R)
• M8: 5,397,342 km (0.101 R)
• M9: 5,826,388 km (0.083 R)
• M10: 6,278,473 km (0.09 R)
• M11: 7,059,972 km (0.087 R)
• M12: 7,499,341 km (0.088 R)
• M13: 8,299,241 km (0.089 R)
• M14: 9,767,395 km (0.072 R)
• M15: 10,469,457 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 10.7

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.58 AU - 3.2 AU

Year: 3391 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,349,478 km

• M1: 133,890 km (0.091 R)
• M2: 635,941 km (0.068 R)
• M3: 1,017,415 km (0.087 R)
• M4: 1,586,934 km (0.104 R)
• M5: 1,921,285 km (0.092 R)
• M6: 2,581,012 km (0.102 R)
• M7: 3,497,299 km (0.095 R)
• M8: 4,156,278 km (0.1 R)
• M9: 4,594,899 km (0.099 R)
• M10: 5,260,759 km (0.034 R)
• M11: 5,989,749 km (0.07 R)
• M12: 7,024,518 km (0.084 R)
• M13: 9,371,708 km (0.12 R)
• M14: 10,442,530 km (0.058 R)
• M15: 13,569,125 km (0.106 R)
• M16: 13,951,198 km (0.099 R)
• M17: 14,537,771 km (0.106 R)
• M18: 15,865,004 km (0.068 R)
• M19: 16,721,003 km (0.086 R)
• M20: 17,382,973 km (0.111 R)
• M21: 17,834,011 km (0.113 R)
• M22: 19,838,323 km (0.118 R)
• M23: 20,268,866 km (0.088 R)
• M24: 21,469,090 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 9.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.53 AU - 3.95 AU

Year: 4026 Days

Day: 5.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,349,478 km

• M1: 123,119 km (0.095 R)
• M2: 442,211 km (0.06 R)
• M3: 801,246 km (0.113 R)
• M4: 1,320,650 km (0.074 R)
• M5: 1,817,165 km (0.109 R)
• M6: 3,436,861 km (0.101 R)
• M7: 3,847,059 km (0.078 R)
• M8: 4,644,266 km (0.099 R)
• M9: 5,658,091 km (0.044 R)
• M10: 6,688,072 km (0.087 R)
• M11: 8,012,911 km (0.07 R)
• M12: 8,774,663 km (0.106 R)
• M13: 10,233,542 km (0.065 R)
• M14: 10,739,631 km (0.083 R)
• M15: 11,530,106 km (0.117 R)
• M16: 12,787,925 km (0.118 R)
• M17: 13,276,213 km (0.106 R)
• M18: 13,980,669 km (0.093 R)
• M19: 14,869,280 km (0.094 R)
• M20: 16,018,641 km (0.105 R)
• M21: 17,403,468 km (0.092 R)
• M22: 17,942,769 km (0.069 R)
• M23: 18,555,073 km (0.098 R)
• M24: 18,991,898 km (0.106 R)
• M25: 20,674,875 km (0.034 R)
• M26: 22,105,180 km (0.115 R)
• M27: 22,525,550 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.7

Radius: 9.6

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.2 AU - 3.86 AU

Year: 4578 Days

Day: 5.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,349,478 km

• M1: 119,379 km (0.038 R)
• M2: 704,456 km (0.052 R)
• M3: 1,022,053 km (0.057 R)
• M4: 1,384,977 km (0.085 R)
• M5: 1,898,547 km (0.091 R)
• M6: 2,816,778 km (0.106 R)
• M7: 3,444,042 km (0.109 R)
• M8: 3,770,166 km (0.096 R)
• M9: 4,461,457 km (0.079 R)
• M10: 4,950,642 km (0.103 R)
• M11: 5,864,386 km (0.067 R)
• M12: 6,729,361 km (0.098 R)
• M13: 7,814,245 km (0.088 R)
• M14: 9,203,560 km (0.071 R)
• M15: 10,038,616 km (0.081 R)
• M16: 11,053,787 km (0.114 R)
• M17: 11,950,775 km (0.079 R)
• M18: 14,197,436 km (0.069 R)
• M19: 16,596,537 km (0.107 R)
• M20: 17,532,422 km (0.099 R)
• M21: 18,502,863 km (0.084 R)
• M22: 20,884,012 km (0.044 R)
• M23: 21,835,904 km (0.114 R)
• M24: 22,392,707 km (0.117 R)
• M25: 23,030,443 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.8

Radius: 4.2

Gravity: 24.93 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.2 AU - 6.26 AU

Year: 10734 Days

Day: 20.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 58.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,349,478 km

• M1: 77,940 km (0.075 R)
• M2: 250,277 km (0.064 R)
• M3: 436,227 km (0.11 R)
• M4: 778,657 km (0.046 R)
• M5: 1,431,502 km (0.082 R)
• M6: 4,024,033 km (0.07 R)
• M7: 4,518,903 km (0.087 R)
• M8: 5,367,572 km (0.113 R)
• M9: 5,966,262 km (0.098 R)
• M10: 7,494,105 km (0.065 R)
• M11: 8,764,939 km (0.05 R)
• M12: 10,123,587 km (0.103 R)
• M13: 12,331,053 km (0.064 R)
• M14: 14,839,660 km (0.032 R)
• M15: 22,220,370 km (0.116 R)
• M16: 23,577,223 km (0.081 R)
• M17: 27,114,165 km (0.079 R)
• M18: 27,880,854 km (0.117 R)
• M19: 29,558,146 km (0.1 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 13,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit