🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.5

Radius: 12.6

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.43 AU - 0.57 AU

Year: 236 Days

Day: 9.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 61,261,066 km

• M1: 156,779 km (0.106 R)
• M2: 853,306 km (0.034 R)
• M3: 1,543,850 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.7

Radius: 11.1

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.61 AU - 0.71 AU

Year: 358 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,261,066 km

• M1: 138,079 km (0.037 R)
• M2: 524,041 km (0.106 R)
• M3: 937,679 km (0.091 R)
• M4: 1,419,684 km (0.052 R)
• M5: 1,897,799 km (0.101 R)
• M6: 2,581,311 km (0.091 R)
• M7: 2,955,904 km (0.05 R)
• M8: 3,512,259 km (0.093 R)
• M9: 4,397,130 km (0.1 R)
• M10: 4,779,203 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.9

Radius: 9.8

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.6 AU - 0.94 AU

Year: 451 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,261,066 km

• M1: 121,922 km (0.099 R)
• M2: 455,675 km (0.091 R)
• M3: 841,937 km (0.066 R)
• M4: 1,284,298 km (0.055 R)
• M5: 2,001,021 km (0.119 R)
• M6: 2,335,971 km (0.115 R)
• M7: 3,549,957 km (0.085 R)
• M8: 3,937,266 km (0.106 R)
• M9: 4,482,850 km (0.057 R)
• M10: 4,812,414 km (0.113 R)
• M11: 5,403,475 km (0.12 R)
• M12: 5,899,841 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 13.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.95 AU - 1.33 AU

Year: 812 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,261,066 km

• M1: 167,849 km (0.099 R)
• M2: 676,033 km (0.081 R)
• M3: 1,196,783 km (0.114 R)
• M4: 2,093,473 km (0.107 R)
• M5: 3,018,735 km (0.105 R)
• M6: 4,122,020 km (0.101 R)
• M7: 4,578,443 km (0.088 R)
• M8: 5,613,511 km (0.107 R)
• M9: 7,045,910 km (0.095 R)
• M10: 7,750,516 km (0.053 R)
• M11: 8,296,548 km (0.095 R)
• M12: 9,028,830 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559

Radius: 15

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.12 AU - 1.38 AU

Year: 932 Days

Day: 12.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,261,066 km

• M1: 186,549 km (0.099 R)
• M2: 685,457 km (0.118 R)
• M3: 1,260,960 km (0.059 R)
• M4: 1,770,790 km (0.111 R)
• M5: 2,721,484 km (0.108 R)
• M6: 3,214,858 km (0.043 R)
• M7: 3,812,502 km (0.061 R)
• M8: 4,736,269 km (0.04 R)
• M9: 5,438,331 km (0.046 R)
• M10: 6,588,889 km (0.087 R)
• M11: 7,349,295 km (0.078 R)
• M12: 9,072,812 km (0.053 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.6

Radius: 3.4

Gravity: 86.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.14 AU - 7.9 AU

Year: 13752 Days

Day: 20.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,261,066 km

• M1: 42,336 km (0.118 R)
• M2: 383,719 km (0.104 R)
• M3: 563,086 km (0.109 R)
• M4: 827,127 km (0.059 R)
• M5: 1,128,866 km (0.111 R)
• M6: 1,515,277 km (0.103 R)
• M7: 2,610,483 km (0.034 R)
• M8: 4,084,171 km (0.082 R)
• M9: 8,131,542 km (0.074 R)
• M10: 8,995,769 km (0.119 R)
• M11: 9,807,636 km (0.073 R)
• M12: 18,640,493 km (0.079 R)
• M13: 20,314,344 km (0.066 R)
• M14: 24,569,356 km (0.095 R)
• M15: 24,879,472 km (0.12 R)
• M16: 29,965,501 km (0.087 R)
• M17: 33,377,529 km (0.116 R)
• M18: 34,785,993 km (0.116 R)
• M19: 39,107,277 km (0.085 R)
• M20: 43,471,047 km (0.118 R)
• M21: 43,621,842 km (0.101 R)
• M22: 45,148,937 km (0.099 R)
• M23: 47,987,107 km (0.101 R)
• M24: 48,471,356 km (0.093 R)
• M25: 52,122,890 km (0.075 R)
• M26: 54,539,494 km (0.082 R)
• M27: 54,890,600 km (0.079 R)
• M28: 56,131,814 km (0.065 R)
• M29: 58,119,670 km (0.041 R)
• M30: 63,584,630 km (0.079 R)
• M31: 66,741,444 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.3

Radius: 7.2

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.5 AU - 8.78 AU

Year: 14082 Days

Day: 21.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,261,066 km

• M1: 92,900 km (0.107 R)
• M2: 610,210 km (0.088 R)
• M3: 1,441,375 km (0.075 R)
• M4: 4,536,256 km (0.102 R)
• M5: 7,295,140 km (0.115 R)
• M6: 10,443,577 km (0.099 R)
• M7: 11,061,566 km (0.082 R)
• M8: 12,886,660 km (0.09 R)
• M9: 13,357,743 km (0.104 R)
• M10: 13,718,424 km (0.096 R)
• M11: 16,291,807 km (0.116 R)
• M12: 17,836,105 km (0.073 R)
• M13: 18,868,181 km (0.073 R)
• M14: 19,094,523 km (0.06 R)
• M15: 19,398,954 km (0.099 R)
• M16: 23,483,425 km (0.097 R)
• M17: 25,910,950 km (0.099 R)
• M18: 26,378,144 km (0.08 R)
• M19: 32,647,342 km (0.1 R)
• M20: 34,412,896 km (0.083 R)
• M21: 35,433,452 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.7

Radius: 6.1

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.52 AU - 9.6 AU

Year: 16701 Days

Day: 20.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,261,066 km

• M1: 76,445 km (0.113 R)
• M2: 321,785 km (0.102 R)
• M3: 550,819 km (0.112 R)
• M4: 964,757 km (0.12 R)
• M5: 1,599,201 km (0.105 R)
• M6: 1,811,780 km (0.04 R)
• M7: 2,043,357 km (0.09 R)
• M8: 2,836,376 km (0.093 R)
• M9: 3,486,528 km (0.058 R)
• M10: 4,974,578 km (0.053 R)
• M11: 6,070,382 km (0.094 R)
• M12: 7,230,215 km (0.119 R)
• M13: 7,541,977 km (0.106 R)
• M14: 7,909,090 km (0.117 R)
• M15: 8,433,131 km (0.084 R)
• M16: 8,778,702 km (0.115 R)
• M17: 11,406,987 km (0.062 R)
• M18: 13,358,043 km (0.104 R)
• M19: 14,100,796 km (0.073 R)
• M20: 14,307,989 km (0.1 R)
• M21: 19,314,431 km (0.109 R)
• M22: 19,570,244 km (0.056 R)
• M23: 20,527,371 km (0.102 R)
• M24: 22,067,332 km (0.108 R)
• M25: 29,223,196 km (0.083 R)
• M26: 35,953,455 km (0.115 R)
• M27: 36,730,466 km (0.081 R)
• M28: 36,991,963 km (0.041 R)
• M29: 39,401,835 km (0.079 R)
• M30: 39,813,379 km (0.063 R)
• M31: 42,774,818 km (0.082 R)
• M32: 46,947,402 km (0.096 R)
• M33: 47,720,075 km (0.098 R)
• M34: 50,410,294 km (0.057 R)
• M35: 51,057,604 km (0.07 R)
• M36: 55,573,215 km (0.08 R)
• M37: 58,193,422 km (0.045 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 13,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit