🌌 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: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 10.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.75 AU - 0.81 AU

Year: 438 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,711,558 km

• M1: 126,859 km (0.106 R)
• M2: 453,730 km (0.111 R)
• M3: 852,409 km (0.087 R)
• M4: 1,200,074 km (0.092 R)
• M5: 1,637,947 km (0.101 R)
• M6: 2,400,896 km (0.059 R)
• M7: 3,242,983 km (0.053 R)
• M8: 3,760,142 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.6

Radius: 8.2

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.84 AU - 0.96 AU

Year: 543 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,711,558 km

• M1: 106,364 km (0.093 R)
• M2: 377,884 km (0.114 R)
• M3: 682,017 km (0.059 R)
• M4: 1,110,764 km (0.069 R)
• M5: 1,431,801 km (0.116 R)
• M6: 1,777,223 km (0.105 R)
• M7: 2,151,965 km (0.093 R)
• M8: 2,409,124 km (0.053 R)
• M9: 2,686,778 km (0.094 R)
• M10: 3,149,484 km (0.102 R)
• M11: 3,530,360 km (0.093 R)
• M12: 3,788,716 km (0.079 R)
• M13: 4,220,156 km (0.087 R)
• M14: 4,698,720 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 14.4

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.06 AU - 2.28 AU

Year: 2032 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,711,558 km

• M1: 179,966 km (0.104 R)
• M2: 856,747 km (0.098 R)
• M3: 1,337,704 km (0.039 R)
• M4: 1,894,507 km (0.114 R)
• M5: 2,365,890 km (0.087 R)
• M6: 3,296,539 km (0.109 R)
• M7: 3,774,055 km (0.054 R)
• M8: 4,477,464 km (0.056 R)
• M9: 5,267,191 km (0.118 R)
• M10: 6,193,501 km (0.072 R)
• M11: 7,957,859 km (0.094 R)
• M12: 8,854,698 km (0.05 R)
• M13: 10,132,713 km (0.117 R)
• M14: 11,186,630 km (0.068 R)
• M15: 11,917,116 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 14.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.71 AU - 6.13 AU

Year: 6939 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,711,558 km

• M1: 185,352 km (0.079 R)
• M2: 774,468 km (0.097 R)
• M3: 2,143,588 km (0.051 R)
• M4: 2,863,453 km (0.104 R)
• M5: 3,696,414 km (0.11 R)
• M6: 4,280,444 km (0.105 R)
• M7: 5,695,490 km (0.09 R)
• M8: 6,348,634 km (0.097 R)
• M9: 7,261,630 km (0.076 R)
• M10: 8,145,155 km (0.107 R)
• M11: 10,127,028 km (0.042 R)
• M12: 11,910,833 km (0.119 R)
• M13: 12,721,504 km (0.06 R)
• M14: 13,246,592 km (0.072 R)
• M15: 17,021,844 km (0.119 R)
• M16: 21,684,062 km (0.091 R)
• M17: 22,207,804 km (0.081 R)
• M18: 26,963,969 km (0.077 R)
• M19: 29,716,869 km (0.108 R)
• M20: 30,831,074 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 8.5

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.58 AU - 7.48 AU

Year: 9415 Days

Day: 14.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,711,558 km

• M1: 105,766 km (0.051 R)
• M2: 473,926 km (0.109 R)
• M3: 1,024,147 km (0.108 R)
• M4: 1,486,404 km (0.067 R)
• M5: 1,845,439 km (0.08 R)
• M6: 2,403,589 km (0.1 R)
• M7: 4,389,950 km (0.118 R)
• M8: 4,739,709 km (0.118 R)
• M9: 5,244,453 km (0.061 R)
• M10: 5,872,913 km (0.116 R)
• M11: 7,843,117 km (0.046 R)
• M12: 16,687,343 km (0.092 R)
• M13: 17,979,719 km (0.107 R)
• M14: 19,271,347 km (0.109 R)
• M15: 21,678,676 km (0.058 R)
• M16: 22,474,986 km (0.117 R)
• M17: 26,586,833 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.4

Radius: 3.7

Gravity: 25.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.98 AU - 11.5 AU

Year: 20835 Days

Day: 15.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 62,711,558 km

• M1: 96,491 km (0.109 R)
• M2: 430,094 km (0.045 R)
• M3: 828,473 km (0.085 R)
• M4: 1,279,511 km (0.119 R)
• M5: 1,912,908 km (0.041 R)
• M6: 2,318,617 km (0.06 R)
• M7: 3,377,172 km (0.068 R)
• M8: 4,655,635 km (0.11 R)
• M9: 4,924,762 km (0.107 R)
• M10: 5,756,376 km (0.068 R)
• M11: 6,387,380 km (0.08 R)
• M12: 7,283,920 km (0.12 R)
• M13: 8,116,582 km (0.103 R)
• M14: 8,506,285 km (0.107 R)
• M15: 11,835,436 km (0.093 R)
• M16: 13,047,477 km (0.104 R)
• M17: 13,179,722 km (0.085 R)
• M18: 14,340,003 km (0.115 R)
• M19: 15,198,844 km (0.082 R)
• M20: 16,396,525 km (0.046 R)
• M21: 17,255,516 km (0.118 R)
• M22: 17,414,838 km (0.052 R)
• M23: 17,980,318 km (0.054 R)
• M24: 18,474,739 km (0.093 R)
• M25: 23,729,364 km (0.116 R)
• M26: 31,890,676 km (0.052 R)
• M27: 32,493,106 km (0.114 R)
• M28: 35,490,300 km (0.113 R)
• M29: 36,791,652 km (0.057 R)
• M30: 37,454,071 km (0.099 R)
• M31: 38,124,419 km (0.055 R)
• M32: 40,604,004 km (0.052 R)
• M33: 45,122,757 km (0.097 R)
• M34: 47,580,949 km (0.114 R)
• M35: 48,051,584 km (0.074 R)
• M36: 48,683,934 km (0.037 R)
• M37: 49,803,824 km (0.105 R)
• M38: 51,598,250 km (0.084 R)
• M39: 56,359,352 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 20,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit