🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.9

Radius: 9.8

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.48 AU - 1.58 AU

Year: 1222 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,331,377 km

• M1: 121,922 km (0.064 R)
• M2: 549,174 km (0.034 R)
• M3: 1,026,241 km (0.098 R)
• M4: 1,434,344 km (0.067 R)
• M5: 1,739,674 km (0.111 R)
• M6: 2,485,120 km (0.12 R)
• M7: 3,029,506 km (0.041 R)
• M8: 3,445,688 km (0.093 R)
• M9: 3,799,188 km (0.079 R)
• M10: 4,338,787 km (0.072 R)
• M11: 4,869,261 km (0.115 R)
• M12: 5,191,345 km (0.1 R)
• M13: 5,834,167 km (0.118 R)
• M14: 6,151,913 km (0.1 R)
• M15: 6,577,370 km (0.084 R)
• M16: 7,330,296 km (0.11 R)
• M17: 7,781,782 km (0.078 R)
• M18: 8,111,496 km (0.073 R)
• M19: 8,887,909 km (0.081 R)
• M20: 9,370,960 km (0.066 R)
• M21: 9,744,656 km (0.09 R)
• M22: 11,621,660 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 10.4

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.66 AU - 2.5 AU

Year: 1937 Days

Day: 8.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 57.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,331,377 km

• M1: 129,701 km (0.084 R)
• M2: 493,224 km (0.108 R)
• M3: 876,644 km (0.092 R)
• M4: 1,432,998 km (0.114 R)
• M5: 1,961,378 km (0.113 R)
• M6: 2,309,791 km (0.088 R)
• M7: 3,215,008 km (0.042 R)
• M8: 3,569,704 km (0.073 R)
• M9: 4,375,289 km (0.105 R)
• M10: 4,958,272 km (0.1 R)
• M11: 5,939,783 km (0.061 R)
• M12: 6,410,718 km (0.103 R)
• M13: 8,051,208 km (0.107 R)
• M14: 9,149,555 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 14.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.49 AU - 2.49 AU

Year: 2537 Days

Day: 12.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,331,377 km

• M1: 185,801 km (0.112 R)
• M2: 804,687 km (0.086 R)
• M3: 1,285,794 km (0.074 R)
• M4: 1,967,511 km (0.105 R)
• M5: 2,821,715 km (0.105 R)
• M6: 3,406,493 km (0.103 R)
• M7: 4,071,904 km (0.118 R)
• M8: 4,960,965 km (0.113 R)
• M9: 5,514,477 km (0.114 R)
• M10: 6,689,119 km (0.075 R)
• M11: 8,722,304 km (0.079 R)
• M12: 9,280,454 km (0.12 R)
• M13: 9,751,537 km (0.093 R)
• M14: 13,465,454 km (0.116 R)
• M15: 14,023,304 km (0.114 R)
• M16: 18,484,463 km (0.112 R)
• M17: 19,290,945 km (0.07 R)
• M18: 19,821,718 km (0.068 R)

Asteroid Belt

Center: 3.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372

Radius: 12

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.3 AU - 5.66 AU

Year: 8283 Days

Day: 9 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,331,377 km

• M1: 150,495 km (0.116 R)
• M2: 530,025 km (0.056 R)
• M3: 1,778,419 km (0.058 R)
• M4: 2,447,571 km (0.081 R)
• M5: 3,257,793 km (0.078 R)
• M6: 3,760,442 km (0.093 R)
• M7: 4,365,116 km (0.116 R)
• M8: 4,758,559 km (0.107 R)
• M9: 5,204,360 km (0.075 R)
• M10: 6,180,187 km (0.104 R)
• M11: 8,098,630 km (0.083 R)
• M12: 8,654,835 km (0.056 R)
• M13: 9,977,580 km (0.11 R)
• M14: 10,711,058 km (0.091 R)
• M15: 11,381,855 km (0.067 R)
• M16: 13,290,424 km (0.092 R)
• M17: 13,785,294 km (0.114 R)
• M18: 15,524,070 km (0.079 R)
• M19: 16,952,880 km (0.112 R)
• M20: 18,603,542 km (0.03 R)
• M21: 19,153,614 km (0.104 R)
• M22: 19,785,515 km (0.106 R)
• M23: 20,869,501 km (0.088 R)
• M24: 23,712,310 km (0.099 R)
• M25: 27,861,706 km (0.097 R)
• M26: 33,673,583 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 14.2

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.2 AU - 6.94 AU

Year: 8488 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,331,377 km

• M1: 176,675 km (0.071 R)
• M2: 671,545 km (0.094 R)
• M3: 1,315,863 km (0.086 R)
• M4: 1,811,181 km (0.088 R)
• M5: 2,468,066 km (0.088 R)
• M6: 2,964,431 km (0.084 R)
• M7: 4,059,637 km (0.1 R)
• M8: 4,507,234 km (0.043 R)
• M9: 5,076,454 km (0.085 R)
• M10: 5,920,934 km (0.092 R)
• M11: 8,381,669 km (0.116 R)
• M12: 9,068,623 km (0.102 R)
• M13: 9,886,175 km (0.113 R)
• M14: 10,506,857 km (0.069 R)
• M15: 11,153,269 km (0.105 R)
• M16: 12,526,129 km (0.068 R)
• M17: 17,049,221 km (0.073 R)
• M18: 18,508,548 km (0.109 R)
• M19: 19,675,262 km (0.112 R)
• M20: 25,628,359 km (0.054 R)
• M21: 26,255,623 km (0.095 R)
• M22: 28,104,503 km (0.089 R)
• M23: 31,444,575 km (0.117 R)
• M24: 32,267,513 km (0.111 R)
• M25: 33,422,259 km (0.119 R)
• M26: 34,387,315 km (0.097 R)
• M27: 35,925,480 km (0.115 R)
• M28: 38,668,357 km (0.115 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: 269 - 18,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit