🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 9.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.64 AU - 0.74 AU

Year: 389 Days

Day: 13.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,799,659 km

• M1: 118,182 km (0.103 R)
• M2: 437,574 km (0.081 R)
• M3: 781,350 km (0.081 R)
• M4: 1,148,912 km (0.096 R)
• M5: 1,471,445 km (0.087 R)
• M6: 2,313,681 km (0.071 R)
• M7: 2,644,741 km (0.117 R)
• M8: 3,249,715 km (0.098 R)
• M9: 4,069,062 km (0.085 R)
• M10: 4,720,411 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.4

Radius: 9

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.07 AU - 1.47 AU

Year: 971 Days

Day: 5.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,799,659 km

• M1: 111,899 km (0.075 R)
• M2: 392,545 km (0.076 R)
• M3: 713,283 km (0.118 R)
• M4: 1,000,511 km (0.058 R)
• M5: 1,455,438 km (0.089 R)
• M6: 1,787,844 km (0.11 R)
• M7: 2,388,180 km (0.083 R)
• M8: 2,724,177 km (0.072 R)
• M9: 3,314,341 km (0.1 R)
• M10: 3,719,302 km (0.053 R)
• M11: 4,017,750 km (0.045 R)
• M12: 4,429,743 km (0.111 R)
• M13: 5,082,288 km (0.079 R)
• M14: 5,375,799 km (0.066 R)
• M15: 5,699,828 km (0.069 R)
• M16: 6,037,022 km (0.103 R)
• M17: 6,450,810 km (0.103 R)
• M18: 6,905,438 km (0.082 R)
• M19: 7,197,453 km (0.115 R)
• M20: 8,449,437 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.5

Radius: 13.9

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.61 AU - 1.71 AU

Year: 1451 Days

Day: 10.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,799,659 km

• M1: 172,935 km (0.102 R)
• M2: 840,590 km (0.119 R)
• M3: 1,283,699 km (0.09 R)
• M4: 1,873,265 km (0.112 R)
• M5: 2,672,267 km (0.092 R)
• M6: 3,264,076 km (0.107 R)
• M7: 3,888,198 km (0.093 R)
• M8: 4,367,360 km (0.03 R)
• M9: 4,965,752 km (0.066 R)
• M10: 6,103,444 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.3

Radius: 13.9

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.69 AU - 1.75 AU

Year: 1530 Days

Day: 13.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,799,659 km

• M1: 173,234 km (0.047 R)
• M2: 693,685 km (0.1 R)
• M3: 1,393,504 km (0.079 R)
• M4: 1,867,879 km (0.08 R)
• M5: 2,579,666 km (0.115 R)
• M6: 3,597,829 km (0.083 R)
• M7: 4,453,379 km (0.107 R)
• M8: 5,117,594 km (0.088 R)
• M9: 6,153,110 km (0.114 R)
• M10: 7,708,629 km (0.047 R)
• M11: 8,281,439 km (0.117 R)
• M12: 8,944,157 km (0.078 R)
• M13: 10,038,167 km (0.12 R)
• M14: 10,617,559 km (0.044 R)
• M15: 11,219,392 km (0.113 R)
• M16: 13,527,238 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.5

Radius: 12.8

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.21 AU - 2.25 AU

Year: 2259 Days

Day: 12.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,799,659 km

• M1: 159,172 km (0.081 R)
• M2: 894,146 km (0.105 R)
• M3: 1,695,393 km (0.106 R)
• M4: 2,158,099 km (0.065 R)
• M5: 2,810,645 km (0.049 R)
• M6: 3,985,138 km (0.065 R)
• M7: 4,555,106 km (0.104 R)
• M8: 5,319,999 km (0.107 R)
• M9: 6,381,247 km (0.12 R)
• M10: 7,854,038 km (0.093 R)
• M11: 8,489,679 km (0.071 R)
• M12: 9,577,854 km (0.09 R)
• M13: 10,566,696 km (0.045 R)
• M14: 11,302,418 km (0.07 R)
• M15: 12,364,264 km (0.042 R)
• M16: 14,404,480 km (0.116 R)
• M17: 16,050,356 km (0.087 R)
• M18: 16,455,167 km (0.11 R)
• M19: 18,638,249 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 10.7

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.17 AU - 2.85 AU

Year: 2697 Days

Day: 14.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,799,659 km

• M1: 133,142 km (0.045 R)
• M2: 518,357 km (0.118 R)
• M3: 1,398,590 km (0.068 R)
• M4: 2,729,264 km (0.075 R)
• M5: 3,640,464 km (0.05 R)
• M6: 4,470,732 km (0.067 R)
• M7: 5,197,479 km (0.075 R)
• M8: 5,550,679 km (0.087 R)
• M9: 7,725,084 km (0.065 R)
• M10: 10,179,537 km (0.09 R)
• M11: 10,775,086 km (0.114 R)
• M12: 16,192,773 km (0.081 R)
• M13: 16,568,263 km (0.095 R)
• M14: 18,709,458 km (0.054 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 16,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit