🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 14.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.51 AU - 0.75 AU

Year: 333 Days

Day: 14 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,571,014 km

• M1: 175,329 km (0.113 R)
• M2: 662,270 km (0.093 R)
• M3: 1,120,039 km (0.105 R)
• M4: 1,649,017 km (0.087 R)
• M5: 2,367,685 km (0.053 R)
• M6: 2,830,541 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 10

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.18 AU - 1.92 AU

Year: 1287 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,571,014 km

• M1: 124,316 km (0.079 R)
• M2: 548,127 km (0.087 R)
• M3: 1,204,113 km (0.108 R)
• M4: 2,086,292 km (0.053 R)
• M5: 2,571,438 km (0.052 R)
• M6: 2,943,637 km (0.115 R)
• M7: 3,668,439 km (0.063 R)
• M8: 4,394,437 km (0.095 R)
• M9: 4,964,555 km (0.118 R)
• M10: 6,334,871 km (0.108 R)
• M11: 7,085,404 km (0.116 R)
• M12: 7,447,730 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896

Radius: 14.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.95 AU - 3.23 AU

Year: 3622 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,571,014 km

• M1: 177,872 km (0.069 R)
• M2: 687,103 km (0.034 R)
• M3: 1,935,497 km (0.062 R)
• M4: 2,621,254 km (0.072 R)
• M5: 3,177,758 km (0.118 R)
• M6: 4,028,521 km (0.054 R)
• M7: 4,604,024 km (0.106 R)
• M8: 5,234,280 km (0.088 R)
• M9: 6,183,478 km (0.104 R)
• M10: 6,731,007 km (0.06 R)
• M11: 7,310,848 km (0.068 R)
• M12: 8,832,109 km (0.041 R)
• M13: 12,070,005 km (0.101 R)
• M14: 14,713,250 km (0.061 R)
• M15: 18,086,233 km (0.059 R)
• M16: 19,854,929 km (0.113 R)
• M17: 22,365,480 km (0.094 R)
• M18: 23,368,384 km (0.107 R)
• M19: 24,401,058 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 15

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.85 AU - 3.97 AU

Year: 5156 Days

Day: 9.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,571,014 km

• M1: 186,549 km (0.12 R)
• M2: 865,872 km (0.089 R)
• M3: 1,340,696 km (0.071 R)
• M4: 2,456,247 km (0.107 R)
• M5: 3,319,128 km (0.111 R)
• M6: 3,886,104 km (0.085 R)
• M7: 9,941,078 km (0.079 R)
• M8: 14,043,201 km (0.118 R)
• M9: 14,884,839 km (0.091 R)
• M10: 16,040,332 km (0.099 R)
• M11: 16,785,180 km (0.085 R)
• M12: 21,131,298 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 12

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.26 AU - 4.36 AU

Year: 5967 Days

Day: 14.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,571,014 km

• M1: 149,299 km (0.058 R)
• M2: 536,907 km (0.057 R)
• M3: 1,137,542 km (0.079 R)
• M4: 1,758,673 km (0.109 R)
• M5: 2,668,527 km (0.082 R)
• M6: 3,168,483 km (0.075 R)
• M7: 4,435,278 km (0.118 R)
• M8: 6,078,161 km (0.104 R)
• M9: 9,191,742 km (0.102 R)
• M10: 10,021,262 km (0.059 R)
• M11: 11,285,065 km (0.119 R)
• M12: 14,818,417 km (0.043 R)
• M13: 15,713,760 km (0.081 R)
• M14: 19,307,999 km (0.117 R)
• M15: 20,448,683 km (0.041 R)
• M16: 23,817,028 km (0.098 R)
• M17: 24,962,050 km (0.062 R)
• M18: 26,574,117 km (0.111 R)
• M19: 28,254,699 km (0.083 R)
• M20: 31,826,648 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 9.3

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.71 AU - 6.05 AU

Year: 7189 Days

Day: 13.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,571,014 km

• M1: 189,241 km (0.049 R)
• M2: 499,208 km (0.076 R)
• M3: 789,578 km (0.082 R)
• M4: 1,144,424 km (0.036 R)
• M5: 1,761,515 km (0.105 R)
• M6: 2,171,263 km (0.108 R)
• M7: 2,782,520 km (0.106 R)
• M8: 3,096,377 km (0.093 R)
• M9: 3,922,456 km (0.074 R)
• M10: 4,345,968 km (0.112 R)
• M11: 6,283,111 km (0.118 R)
• M12: 6,789,799 km (0.086 R)
• M13: 7,206,877 km (0.097 R)
• M14: 9,048,577 km (0.08 R)
• M15: 10,671,863 km (0.04 R)
• M16: 11,712,915 km (0.041 R)
• M17: 12,934,681 km (0.072 R)
• M18: 13,399,332 km (0.098 R)
• M19: 14,239,473 km (0.081 R)
• M20: 14,797,623 km (0.107 R)
• M21: 15,629,686 km (0.1 R)
• M22: 18,313,323 km (0.066 R)
• M23: 19,122,497 km (0.086 R)
• M24: 20,419,810 km (0.109 R)
• M25: 20,970,630 km (0.09 R)
• M26: 22,515,826 km (0.088 R)
• M27: 23,530,099 km (0.112 R)
• M28: 24,048,456 km (0.077 R)
• M29: 29,559,043 km (0.089 R)
• M30: 30,467,551 km (0.096 R)
• M31: 33,630,499 km (0.097 R)
• M32: 33,958,268 km (0.077 R)
• M33: 34,842,990 km (0.114 R)
• M34: 35,516,629 km (0.09 R)
• M35: 39,015,424 km (0.097 R)
• M36: 41,471,522 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 12.7

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.6 AU - 5.68 AU

Year: 8932 Days

Day: 8.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,571,014 km

• M1: 165,006 km (0.118 R)
• M2: 894,894 km (0.089 R)
• M3: 1,587,233 km (0.087 R)
• M4: 4,048,717 km (0.059 R)
• M5: 4,505,439 km (0.107 R)
• M6: 5,523,453 km (0.112 R)
• M7: 9,182,467 km (0.066 R)
• M8: 9,596,703 km (0.085 R)
• M9: 11,380,808 km (0.093 R)
• M10: 12,240,995 km (0.042 R)
• M11: 13,028,778 km (0.119 R)
• M12: 15,082,906 km (0.106 R)
• M13: 15,856,926 km (0.11 R)
• M14: 20,674,725 km (0.067 R)
• M15: 23,800,722 km (0.068 R)
• M16: 24,938,863 km (0.118 R)
• M17: 27,229,206 km (0.055 R)
• M18: 28,571,398 km (0.092 R)
• M19: 39,954,749 km (0.115 R)
• M20: 41,311,302 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 16,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit