🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.5

Radius: 11.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.77 AU - 0.91 AU

Year: 505 Days

Day: 11.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,899,113 km

• M1: 143,016 km (0.105 R)
• M2: 548,276 km (0.106 R)
• M3: 916,736 km (0.076 R)
• M4: 1,355,656 km (0.081 R)
• M5: 1,979,479 km (0.116 R)
• M6: 2,418,250 km (0.089 R)
• M7: 2,777,733 km (0.101 R)
• M8: 3,505,826 km (0.088 R)
• M9: 4,128,901 km (0.09 R)
• M10: 4,487,188 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 9.2

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2 AU - 2.6 AU

Year: 2288 Days

Day: 11.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,899,113 km

• M1: 114,442 km (0.062 R)
• M2: 435,330 km (0.086 R)
• M3: 804,837 km (0.111 R)
• M4: 1,577,659 km (0.117 R)
• M5: 1,874,910 km (0.081 R)
• M6: 2,385,936 km (0.099 R)
• M7: 2,942,291 km (0.105 R)
• M8: 3,739,049 km (0.093 R)
• M9: 4,046,922 km (0.045 R)
• M10: 4,530,721 km (0.075 R)
• M11: 5,362,186 km (0.098 R)
• M12: 5,874,110 km (0.079 R)
• M13: 6,167,023 km (0.108 R)
• M14: 6,703,032 km (0.036 R)
• M15: 8,969,739 km (0.055 R)
• M16: 9,929,708 km (0.092 R)
• M17: 11,066,502 km (0.107 R)
• M18: 11,401,452 km (0.105 R)
• M19: 12,091,547 km (0.111 R)
• M20: 13,261,552 km (0.099 R)
• M21: 14,024,651 km (0.037 R)
• M22: 14,816,921 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.2

Radius: 11.8

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.74 AU - 3.36 AU

Year: 3494 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,899,113 km

• M1: 147,055 km (0.036 R)
• M2: 536,159 km (0.114 R)
• M3: 1,823,748 km (0.092 R)
• M4: 2,378,756 km (0.087 R)
• M5: 3,374,479 km (0.037 R)
• M6: 3,789,763 km (0.094 R)
• M7: 4,172,883 km (0.086 R)
• M8: 4,605,520 km (0.117 R)
• M9: 5,068,226 km (0.098 R)
• M10: 5,917,793 km (0.087 R)
• M11: 6,347,438 km (0.091 R)
• M12: 6,921,893 km (0.11 R)
• M13: 7,865,258 km (0.096 R)
• M14: 8,244,787 km (0.113 R)
• M15: 9,078,048 km (0.116 R)
• M16: 12,465,093 km (0.102 R)
• M17: 14,009,242 km (0.032 R)
• M18: 14,879,603 km (0.105 R)
• M19: 15,354,875 km (0.099 R)
• M20: 16,004,279 km (0.088 R)
• M21: 16,615,536 km (0.11 R)
• M22: 17,474,078 km (0.117 R)
• M23: 20,485,783 km (0.081 R)
• M24: 21,206,545 km (0.077 R)
• M25: 23,258,729 km (0.026 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.6

Radius: 3.3

Gravity: 74.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.63 AU - 6.31 AU

Year: 9569 Days

Day: 20.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,899,113 km

• M1: 40,990 km (0.078 R)
• M2: 178,919 km (0.097 R)
• M3: 378,333 km (0.039 R)
• M4: 593,754 km (0.109 R)
• M5: 1,041,500 km (0.085 R)
• M6: 1,563,298 km (0.103 R)
• M7: 3,283,374 km (0.106 R)
• M8: 3,405,296 km (0.051 R)
• M9: 7,237,844 km (0.086 R)
• M10: 7,486,476 km (0.1 R)
• M11: 9,734,483 km (0.116 R)
• M12: 10,609,032 km (0.067 R)
• M13: 14,697,841 km (0.067 R)
• M14: 15,502,079 km (0.108 R)
• M15: 17,789,132 km (0.078 R)
• M16: 18,394,105 km (0.056 R)
• M17: 19,966,379 km (0.093 R)
• M18: 20,537,244 km (0.108 R)
• M19: 25,311,212 km (0.116 R)
• M20: 27,053,429 km (0.115 R)
• M21: 31,535,381 km (0.109 R)
• M22: 31,975,946 km (0.027 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569

Radius: 4.1

Gravity: 33.85 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.06 AU - 6.56 AU

Year: 10398 Days

Day: 18.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,899,113 km

• M1: 51,013 km (0.12 R)
• M2: 398,828 km (0.025 R)
• M3: 556,354 km (0.109 R)
• M4: 940,223 km (0.077 R)
• M5: 1,236,875 km (0.08 R)
• M6: 1,997,880 km (0.072 R)
• M7: 2,152,863 km (0.048 R)
• M8: 4,288,672 km (0.078 R)
• M9: 4,606,418 km (0.076 R)
• M10: 7,124,898 km (0.101 R)
• M11: 7,905,649 km (0.092 R)
• M12: 8,294,753 km (0.081 R)
• M13: 9,110,959 km (0.089 R)
• M14: 10,536,477 km (0.092 R)
• M15: 11,007,411 km (0.12 R)
• M16: 14,258,173 km (0.115 R)
• M17: 15,292,642 km (0.075 R)
• M18: 16,795,203 km (0.117 R)
• M19: 17,007,483 km (0.064 R)
• M20: 17,509,683 km (0.083 R)
• M21: 19,539,576 km (0.095 R)
• M22: 20,570,754 km (0.101 R)
• M23: 22,826,989 km (0.071 R)
• M24: 26,560,354 km (0.068 R)
• M25: 27,627,136 km (0.119 R)
• M26: 28,520,834 km (0.063 R)
• M27: 34,291,722 km (0.1 R)
• M28: 36,257,737 km (0.056 R)
• M29: 41,822,179 km (0.106 R)
• M30: 43,930,163 km (0.035 R)
• M31: 46,107,709 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.1

Radius: 4.8

Gravity: 15.85 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.33 AU - 7.07 AU

Year: 11377 Days

Day: 23.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,899,113 km

• M1: 59,989 km (0.072 R)
• M2: 239,506 km (0.116 R)
• M3: 644,318 km (0.069 R)
• M4: 1,145,471 km (0.113 R)
• M5: 1,458,579 km (0.117 R)
• M6: 1,826,740 km (0.063 R)
• M7: 2,032,885 km (0.094 R)
• M8: 2,398,802 km (0.025 R)
• M9: 3,060,772 km (0.109 R)
• M10: 4,914,589 km (0.106 R)
• M11: 9,104,078 km (0.12 R)
• M12: 9,849,673 km (0.099 R)
• M13: 12,497,406 km (0.073 R)
• M14: 15,197,049 km (0.095 R)
• M15: 16,310,656 km (0.092 R)
• M16: 17,689,051 km (0.117 R)
• M17: 19,143,292 km (0.098 R)
• M18: 19,594,778 km (0.114 R)
• M19: 20,130,189 km (0.099 R)
• M20: 20,362,664 km (0.069 R)
• M21: 20,518,694 km (0.041 R)
• M22: 21,070,860 km (0.036 R)
• M23: 24,155,419 km (0.116 R)
• M24: 28,199,348 km (0.068 R)
• M25: 28,490,466 km (0.106 R)
• M26: 28,881,664 km (0.027 R)
• M27: 30,177,930 km (0.076 R)
• M28: 34,409,156 km (0.11 R)
• M29: 35,412,808 km (0.108 R)
• M30: 35,865,192 km (0.117 R)
• M31: 36,206,873 km (0.108 R)
• M32: 36,550,799 km (0.073 R)
• M33: 37,012,608 km (0.042 R)
• M34: 42,226,692 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.5

Radius: 7.2

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.69 AU - 8.75 AU

Year: 14071 Days

Day: 16.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,899,113 km

• M1: 89,609 km (0.058 R)
• M2: 377,884 km (0.109 R)
• M3: 660,774 km (0.118 R)
• M4: 994,826 km (0.076 R)
• M5: 1,273,227 km (0.104 R)
• M6: 1,603,540 km (0.06 R)
• M7: 2,294,831 km (0.118 R)
• M8: 3,046,561 km (0.113 R)
• M9: 3,614,135 km (0.091 R)
• M10: 3,952,226 km (0.086 R)
• M11: 4,890,654 km (0.063 R)
• M12: 5,340,494 km (0.118 R)
• M13: 6,125,135 km (0.083 R)
• M14: 7,599,871 km (0.056 R)
• M15: 11,589,796 km (0.055 R)
• M16: 11,954,216 km (0.099 R)
• M17: 12,898,777 km (0.066 R)
• M18: 13,290,125 km (0.106 R)
• M19: 13,622,382 km (0.069 R)
• M20: 14,028,391 km (0.102 R)
• M21: 14,864,493 km (0.086 R)
• M22: 16,030,459 km (0.102 R)
• M23: 18,874,614 km (0.094 R)
• M24: 23,551,642 km (0.109 R)
• M25: 24,531,807 km (0.085 R)
• M26: 25,846,323 km (0.07 R)
• M27: 29,505,338 km (0.072 R)
• M28: 38,364,524 km (0.046 R)
• M29: 40,132,770 km (0.085 R)
• M30: 43,684,972 km (0.1 R)
• M31: 48,687,225 km (0.045 R)
• M32: 49,002,129 km (0.118 R)
• M33: 51,244,451 km (0.039 R)
• M34: 51,570,276 km (0.055 R)
• M35: 52,721,581 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 11,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit