🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.3

Radius: 11.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.1 AU - 3.62 AU

Year: 2580 Days

Day: 8 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,307,650 km

• M1: 139,276 km (0.113 R)
• M2: 553,363 km (0.119 R)
• M3: 1,055,712 km (0.099 R)
• M4: 1,484,160 km (0.082 R)
• M5: 2,052,632 km (0.113 R)
• M6: 2,867,342 km (0.05 R)
• M7: 3,700,752 km (0.032 R)
• M8: 4,334,748 km (0.084 R)
• M9: 4,796,557 km (0.042 R)
• M10: 5,819,507 km (0.051 R)
• M11: 6,330,234 km (0.086 R)
• M12: 6,705,276 km (0.034 R)
• M13: 7,152,274 km (0.106 R)
• M14: 9,008,185 km (0.081 R)
• M15: 11,050,496 km (0.048 R)
• M16: 11,755,101 km (0.108 R)
• M17: 12,740,802 km (0.038 R)
• M18: 13,736,376 km (0.098 R)
• M19: 14,597,162 km (0.082 R)
• M20: 15,590,192 km (0.1 R)
• M21: 16,078,630 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 13.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.76 AU - 4.96 AU

Year: 3814 Days

Day: 13.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,307,650 km

• M1: 169,195 km (0.103 R)
• M2: 637,287 km (0.114 R)
• M3: 1,156,242 km (0.05 R)
• M4: 1,593,217 km (0.067 R)
• M5: 2,403,439 km (0.087 R)
• M6: 3,763,434 km (0.057 R)
• M7: 4,953,185 km (0.081 R)
• M8: 5,759,518 km (0.083 R)
• M9: 6,194,549 km (0.111 R)
• M10: 7,189,225 km (0.098 R)
• M11: 7,940,805 km (0.109 R)
• M12: 8,579,288 km (0.117 R)
• M13: 9,743,160 km (0.09 R)
• M14: 11,009,954 km (0.08 R)
• M15: 12,723,000 km (0.088 R)
• M16: 15,963,439 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.1

Radius: 4.2

Gravity: 26.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.06 AU - 10.82 AU

Year: 14133 Days

Day: 18.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,307,650 km

• M1: 54,454 km (0.118 R)
• M2: 755,320 km (0.107 R)
• M3: 1,340,247 km (0.099 R)
• M4: 1,506,899 km (0.077 R)
• M5: 1,687,314 km (0.087 R)
• M6: 2,128,030 km (0.097 R)
• M7: 2,599,413 km (0.077 R)
• M8: 2,815,133 km (0.084 R)
• M9: 3,718,853 km (0.083 R)
• M10: 4,135,184 km (0.095 R)
• M11: 4,897,086 km (0.116 R)
• M12: 6,077,413 km (0.053 R)
• M13: 6,419,095 km (0.104 R)
• M14: 7,224,231 km (0.116 R)
• M15: 10,040,411 km (0.111 R)
• M16: 11,805,666 km (0.098 R)
• M17: 14,158,242 km (0.057 R)
• M18: 14,961,582 km (0.111 R)
• M19: 16,294,948 km (0.094 R)
• M20: 21,108,409 km (0.072 R)
• M21: 21,367,064 km (0.071 R)
• M22: 21,890,357 km (0.119 R)
• M23: 23,789,652 km (0.093 R)
• M24: 24,446,386 km (0.107 R)
• M25: 25,992,780 km (0.05 R)
• M26: 26,589,077 km (0.113 R)
• M27: 27,194,499 km (0.105 R)
• M28: 27,808,898 km (0.102 R)
• M29: 28,223,733 km (0.118 R)
• M30: 33,527,725 km (0.111 R)
• M31: 36,909,086 km (0.051 R)
• M32: 37,409,940 km (0.034 R)
• M33: 37,662,162 km (0.115 R)
• M34: 42,123,619 km (0.065 R)
• M35: 42,396,485 km (0.083 R)
• M36: 43,222,266 km (0.119 R)
• M37: 46,196,870 km (0.104 R)
• M38: 52,234,789 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.2

Radius: 4.6

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 10.62 AU - 12.44 AU

Year: 16403 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,307,650 km

• M1: 57,296 km (0.088 R)
• M2: 551,867 km (0.105 R)
• M3: 845,826 km (0.111 R)
• M4: 1,406,370 km (0.097 R)
• M5: 1,590,076 km (0.06 R)
• M6: 1,773,782 km (0.063 R)
• M7: 2,471,357 km (0.106 R)
• M8: 3,612,489 km (0.12 R)
• M9: 3,877,128 km (0.097 R)
• M10: 4,327,118 km (0.03 R)
• M11: 4,595,198 km (0.074 R)
• M12: 5,131,656 km (0.079 R)
• M13: 5,708,804 km (0.036 R)
• M14: 7,829,055 km (0.113 R)
• M15: 9,652,055 km (0.095 R)
• M16: 11,123,050 km (0.095 R)
• M17: 12,557,245 km (0.1 R)
• M18: 13,981,567 km (0.072 R)
• M19: 16,137,571 km (0.097 R)
• M20: 19,690,820 km (0.04 R)
• M21: 22,387,621 km (0.034 R)
• M22: 23,098,360 km (0.045 R)
• M23: 28,603,412 km (0.087 R)
• M24: 30,292,522 km (0.116 R)
• M25: 30,725,009 km (0.107 R)
• M26: 31,161,536 km (0.082 R)
• M27: 31,712,953 km (0.113 R)
• M28: 32,383,301 km (0.12 R)
• M29: 35,278,319 km (0.114 R)
• M30: 35,997,885 km (0.12 R)
• M31: 49,624,007 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.6

Radius: 7.2

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.85 AU - 16.89 AU

Year: 26488 Days

Day: 15.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,307,650 km

• M1: 90,208 km (0.052 R)
• M2: 423,960 km (0.08 R)
• M3: 835,803 km (0.045 R)
• M4: 1,225,057 km (0.099 R)
• M5: 1,678,039 km (0.092 R)
• M6: 1,934,151 km (0.112 R)
• M7: 2,323,853 km (0.046 R)
• M8: 2,915,363 km (0.115 R)
• M9: 3,602,915 km (0.074 R)
• M10: 4,032,710 km (0.085 R)
• M11: 4,740,906 km (0.041 R)
• M12: 8,261,094 km (0.071 R)
• M13: 10,272,437 km (0.038 R)
• M14: 10,946,974 km (0.062 R)
• M15: 12,316,243 km (0.104 R)
• M16: 13,290,275 km (0.032 R)
• M17: 15,312,090 km (0.035 R)
• M18: 16,935,975 km (0.107 R)
• M19: 18,315,267 km (0.093 R)
• M20: 25,788,728 km (0.117 R)
• M21: 26,575,314 km (0.081 R)
• M22: 27,610,082 km (0.12 R)
• M23: 30,252,280 km (0.083 R)
• M24: 31,253,538 km (0.109 R)
• M25: 40,974,558 km (0.111 R)
• M26: 45,693,772 km (0.088 R)
• M27: 47,678,637 km (0.118 R)
• M28: 50,762,746 km (0.086 R)
• M29: 51,819,655 km (0.099 R)
• M30: 55,448,600 km (0.059 R)
• M31: 67,345,221 km (0.118 R)
• M32: 74,109,738 km (0.041 R)
• M33: 75,697,420 km (0.069 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: 201 - 16,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit