🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 8.6

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.73 AU - 0.81 AU

Year: 475 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,281,255 km

• M1: 106,962 km (0.07 R)
• M2: 376,687 km (0.085 R)
• M3: 735,573 km (0.101 R)
• M4: 1,017,415 km (0.119 R)
• M5: 1,432,400 km (0.064 R)
• M6: 1,718,132 km (0.103 R)
• M7: 2,085,394 km (0.102 R)
• M8: 2,368,583 km (0.034 R)
• M9: 2,667,180 km (0.037 R)
• M10: 2,935,110 km (0.05 R)
• M11: 3,352,787 km (0.118 R)
• M12: 3,640,165 km (0.083 R)
• M13: 4,193,528 km (0.098 R)
• M14: 4,633,196 km (0.096 R)
• M15: 6,047,344 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 8.4

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.06 AU - 1.58 AU

Year: 1066 Days

Day: 13.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,281,255 km

• M1: 104,569 km (0.055 R)
• M2: 488,587 km (0.073 R)
• M3: 782,546 km (0.061 R)
• M4: 1,583,942 km (0.118 R)
• M5: 2,136,258 km (0.115 R)
• M6: 3,163,397 km (0.106 R)
• M7: 3,715,263 km (0.089 R)
• M8: 4,089,557 km (0.111 R)
• M9: 4,435,427 km (0.025 R)
• M10: 4,971,586 km (0.111 R)
• M11: 5,285,442 km (0.065 R)
• M12: 5,888,322 km (0.077 R)
• M13: 6,217,736 km (0.078 R)
• M14: 6,676,104 km (0.108 R)
• M15: 7,355,279 km (0.101 R)
• M16: 9,700,973 km (0.084 R)
• M17: 10,507,904 km (0.098 R)
• M18: 10,862,601 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.9

Radius: 12.8

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.36 AU - 1.42 AU

Year: 1152 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,281,255 km

• M1: 159,322 km (0.113 R)
• M2: 563,685 km (0.12 R)
• M3: 980,165 km (0.1 R)
• M4: 1,476,980 km (0.062 R)
• M5: 2,343,301 km (0.11 R)
• M6: 2,785,213 km (0.063 R)
• M7: 3,324,663 km (0.1 R)
• M8: 4,076,692 km (0.118 R)
• M9: 4,686,303 km (0.089 R)
• M10: 5,106,972 km (0.117 R)
• M11: 6,726,519 km (0.055 R)
• M12: 7,144,495 km (0.119 R)
• M13: 7,654,325 km (0.092 R)
• M14: 8,504,489 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.9

Radius: 10.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.15 AU - 3.13 AU

Year: 3015 Days

Day: 6.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,281,255 km

• M1: 135,087 km (0.106 R)
• M2: 477,965 km (0.102 R)
• M3: 905,516 km (0.084 R)
• M4: 2,391,472 km (0.098 R)
• M5: 2,954,708 km (0.082 R)
• M6: 3,963,596 km (0.09 R)
• M7: 4,815,256 km (0.115 R)
• M8: 6,303,755 km (0.093 R)
• M9: 7,766,373 km (0.098 R)
• M10: 9,127,714 km (0.054 R)
• M11: 10,746,363 km (0.105 R)
• M12: 12,978,962 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.7

Radius: 11.3

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.21 AU - 3.21 AU

Year: 4043 Days

Day: 11.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,281,255 km

• M1: 140,772 km (0.087 R)
• M2: 540,348 km (0.114 R)
• M3: 1,015,770 km (0.061 R)
• M4: 1,780,813 km (0.073 R)
• M5: 2,298,272 km (0.093 R)
• M6: 2,793,291 km (0.083 R)
• M7: 3,378,219 km (0.095 R)
• M8: 3,847,807 km (0.051 R)
• M9: 4,969,791 km (0.118 R)
• M10: 6,268,001 km (0.101 R)
• M11: 7,077,176 km (0.081 R)
• M12: 7,745,729 km (0.117 R)
• M13: 8,752,223 km (0.069 R)
• M14: 9,642,331 km (0.096 R)
• M15: 11,111,531 km (0.114 R)
• M16: 12,772,965 km (0.063 R)
• M17: 13,511,979 km (0.055 R)
• M18: 14,860,304 km (0.107 R)
• M19: 15,238,189 km (0.12 R)
• M20: 15,677,857 km (0.045 R)
• M21: 16,814,352 km (0.071 R)
• M22: 17,883,378 km (0.084 R)
• M23: 18,372,862 km (0.102 R)
• M24: 19,960,096 km (0.094 R)
• M25: 21,637,088 km (0.117 R)
• M26: 22,616,206 km (0.057 R)
• M27: 24,587,457 km (0.081 R)
• M28: 25,269,324 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.3

Radius: 11.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.38 AU - 4.7 AU

Year: 6800 Days

Day: 14.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,281,255 km

• M1: 172,187 km (0.108 R)
• M2: 612,603 km (0.061 R)
• M3: 1,709,156 km (0.111 R)
• M4: 2,300,815 km (0.08 R)
• M5: 3,658,117 km (0.081 R)
• M6: 5,379,539 km (0.086 R)
• M7: 6,008,598 km (0.045 R)
• M8: 7,448,478 km (0.118 R)
• M9: 10,212,448 km (0.113 R)
• M10: 11,870,441 km (0.076 R)
• M11: 14,333,570 km (0.084 R)
• M12: 15,884,601 km (0.056 R)
• M13: 22,995,437 km (0.066 R)
• M14: 24,267,617 km (0.118 R)
• M15: 26,383,828 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 10,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit