🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832

Radius: 11.6

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.52 AU - 0.58 AU

Year: 282 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,128,937 km

• M1: 144,212 km (0.026 R)
• M2: 519,404 km (0.091 R)
• M3: 891,155 km (0.089 R)
• M4: 1,512,135 km (0.111 R)
• M5: 2,003,714 km (0.076 R)
• M6: 2,520,275 km (0.08 R)
• M7: 3,250,163 km (0.108 R)
• M8: 4,128,602 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 8.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.9 AU - 1.32 AU

Year: 807 Days

Day: 8.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,128,937 km

• M1: 110,702 km (0.085 R)
• M2: 408,552 km (0.1 R)
• M3: 732,132 km (0.091 R)
• M4: 1,105,827 km (0.089 R)
• M5: 1,397,843 km (0.083 R)
• M6: 1,984,266 km (0.039 R)
• M7: 2,873,177 km (0.1 R)
• M8: 3,182,844 km (0.077 R)
• M9: 3,503,582 km (0.03 R)
• M10: 3,870,097 km (0.057 R)
• M11: 4,171,387 km (0.066 R)
• M12: 4,570,065 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 8

Gravity: 14.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.24 AU - 1.3 AU

Year: 988 Days

Day: 10.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,128,937 km

• M1: 101,427 km (0.065 R)
• M2: 368,160 km (0.094 R)
• M3: 857,645 km (0.115 R)
• M4: 1,406,370 km (0.05 R)
• M5: 1,899,893 km (0.081 R)
• M6: 2,432,611 km (0.109 R)
• M7: 5,153,647 km (0.081 R)
• M8: 6,031,337 km (0.098 R)
• M9: 6,390,821 km (0.102 R)
• M10: 7,276,889 km (0.116 R)
• M11: 7,530,009 km (0.051 R)
• M12: 8,999,359 km (0.111 R)
• M13: 9,559,154 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.7

Radius: 10.1

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.57 AU - 1.61 AU

Year: 1384 Days

Day: 14.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,128,937 km

• M1: 126,111 km (0.107 R)
• M2: 455,376 km (0.098 R)
• M3: 801,097 km (0.107 R)
• M4: 1,189,453 km (0.093 R)
• M5: 1,580,801 km (0.082 R)
• M6: 2,374,268 km (0.083 R)
• M7: 2,791,795 km (0.085 R)
• M8: 3,121,659 km (0.113 R)
• M9: 3,707,634 km (0.106 R)
• M10: 4,036,300 km (0.113 R)
• M11: 4,634,093 km (0.029 R)
• M12: 5,099,492 km (0.03 R)
• M13: 5,890,416 km (0.117 R)
• M14: 6,560,465 km (0.117 R)
• M15: 7,069,547 km (0.096 R)
• M16: 7,604,808 km (0.059 R)
• M17: 8,253,614 km (0.087 R)
• M18: 9,061,891 km (0.076 R)
• M19: 9,597,302 km (0.102 R)
• M20: 11,223,580 km (0.085 R)
• M21: 13,264,095 km (0.069 R)
• M22: 13,708,401 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 11.3

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.64 AU - 1.7 AU

Year: 1490 Days

Day: 10.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,128,937 km

• M1: 140,472 km (0.057 R)
• M2: 758,760 km (0.097 R)
• M3: 1,304,493 km (0.04 R)
• M4: 1,692,550 km (0.094 R)
• M5: 2,579,366 km (0.114 R)
• M6: 3,040,577 km (0.08 R)
• M7: 3,702,846 km (0.111 R)
• M8: 4,458,914 km (0.103 R)
• M9: 4,923,864 km (0.091 R)
• M10: 5,314,913 km (0.109 R)
• M11: 5,793,626 km (0.092 R)
• M12: 6,183,030 km (0.063 R)
• M13: 7,040,375 km (0.08 R)
• M14: 8,429,391 km (0.112 R)
• M15: 8,781,245 km (0.109 R)
• M16: 9,173,491 km (0.115 R)
• M17: 10,454,498 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.7

Radius: 12.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.33 AU - 4.53 AU

Year: 6436 Days

Day: 8.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,128,937 km

• M1: 158,574 km (0.054 R)
• M2: 611,406 km (0.06 R)
• M3: 1,034,768 km (0.104 R)
• M4: 1,819,559 km (0.072 R)
• M5: 2,257,282 km (0.096 R)
• M6: 2,658,354 km (0.098 R)
• M7: 3,268,265 km (0.118 R)
• M8: 3,900,166 km (0.111 R)
• M9: 4,458,316 km (0.072 R)
• M10: 5,949,507 km (0.091 R)
• M11: 7,566,959 km (0.086 R)
• M12: 8,166,398 km (0.11 R)
• M13: 8,636,584 km (0.094 R)
• M14: 10,156,798 km (0.099 R)
• M15: 11,603,260 km (0.115 R)
• M16: 14,728,658 km (0.111 R)
• M17: 16,025,821 km (0.038 R)
• M18: 18,577,064 km (0.039 R)
• M19: 19,392,671 km (0.102 R)
• M20: 22,208,552 km (0.107 R)
• M21: 23,832,736 km (0.071 R)
• M22: 29,911,197 km (0.119 R)
• M23: 32,373,578 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.1

Radius: 7.2

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.73 AU - 11.37 AU

Year: 20371 Days

Day: 20.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,128,937 km

• M1: 89,908 km (0.098 R)
• M2: 374,443 km (0.086 R)
• M3: 622,327 km (0.107 R)
• M4: 1,928,167 km (0.1 R)
• M5: 2,917,308 km (0.116 R)
• M6: 6,276,379 km (0.057 R)
• M7: 7,080,766 km (0.094 R)
• M8: 8,257,802 km (0.062 R)
• M9: 9,366,023 km (0.047 R)
• M10: 9,657,889 km (0.069 R)
• M11: 10,056,567 km (0.044 R)
• M12: 10,727,663 km (0.118 R)
• M13: 13,282,346 km (0.117 R)
• M14: 15,128,085 km (0.106 R)
• M15: 15,734,106 km (0.07 R)
• M16: 19,953,514 km (0.067 R)
• M17: 20,275,149 km (0.077 R)
• M18: 24,045,763 km (0.118 R)
• M19: 25,337,092 km (0.064 R)
• M20: 27,458,689 km (0.096 R)
• M21: 43,798,367 km (0.059 R)
• M22: 45,303,770 km (0.06 R)
• M23: 45,859,676 km (0.061 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 14,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit