🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.9

Radius: 14.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.63 AU - 0.89 AU

Year: 421 Days

Day: 8.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,159,913 km

• M1: 180,265 km (0.112 R)
• M2: 664,364 km (0.106 R)
• M3: 1,171,800 km (0.104 R)
• M4: 1,633,310 km (0.106 R)
• M5: 2,120,849 km (0.059 R)
• M6: 2,611,081 km (0.08 R)
• M7: 3,377,172 km (0.116 R)
• M8: 4,196,370 km (0.083 R)
• M9: 4,905,913 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 13.7

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.84 AU - 2.54 AU

Year: 2061 Days

Day: 10.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,159,913 km

• M1: 170,990 km (0.039 R)
• M2: 827,725 km (0.079 R)
• M3: 1,381,686 km (0.093 R)
• M4: 2,314,877 km (0.03 R)
• M5: 2,863,004 km (0.113 R)
• M6: 3,634,929 km (0.06 R)
• M7: 4,155,530 km (0.072 R)
• M8: 4,800,596 km (0.068 R)
• M9: 5,388,515 km (0.118 R)
• M10: 6,179,589 km (0.095 R)
• M11: 7,096,025 km (0.089 R)
• M12: 8,456,618 km (0.107 R)
• M13: 11,212,809 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.6

Radius: 9.2

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.97 AU - 3.97 AU

Year: 4110 Days

Day: 7.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,159,913 km

• M1: 114,742 km (0.058 R)
• M2: 487,091 km (0.118 R)
• M3: 836,850 km (0.099 R)
• M4: 1,168,509 km (0.086 R)
• M5: 1,519,765 km (0.052 R)
• M6: 3,133,477 km (0.086 R)
• M7: 3,609,348 km (0.083 R)
• M8: 3,930,684 km (0.062 R)
• M9: 4,857,293 km (0.081 R)
• M10: 5,864,685 km (0.067 R)
• M11: 6,249,900 km (0.075 R)
• M12: 6,652,019 km (0.103 R)
• M13: 7,203,736 km (0.045 R)
• M14: 9,639,339 km (0.102 R)
• M15: 10,431,460 km (0.059 R)
• M16: 11,677,161 km (0.107 R)
• M17: 12,097,980 km (0.098 R)
• M18: 12,625,761 km (0.069 R)
• M19: 14,838,014 km (0.089 R)
• M20: 17,296,805 km (0.113 R)
• M21: 18,528,145 km (0.026 R)
• M22: 18,972,600 km (0.113 R)
• M23: 19,294,385 km (0.107 R)
• M24: 21,510,528 km (0.09 R)
• M25: 23,742,080 km (0.09 R)
• M26: 25,807,727 km (0.068 R)
• M27: 26,763,209 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.8

Radius: 13

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.04 AU - 4.56 AU

Year: 4710 Days

Day: 13.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,159,913 km

• M1: 161,715 km (0.106 R)
• M2: 680,521 km (0.035 R)
• M3: 1,097,001 km (0.036 R)
• M4: 1,912,908 km (0.065 R)
• M5: 2,336,719 km (0.037 R)
• M6: 2,806,157 km (0.08 R)
• M7: 5,639,989 km (0.038 R)
• M8: 6,210,406 km (0.115 R)
• M9: 6,985,772 km (0.06 R)
• M10: 8,344,569 km (0.119 R)
• M11: 8,926,954 km (0.07 R)
• M12: 10,524,809 km (0.072 R)
• M13: 11,627,644 km (0.051 R)
• M14: 12,256,404 km (0.119 R)
• M15: 13,529,482 km (0.088 R)
• M16: 15,981,391 km (0.061 R)
• M17: 17,437,128 km (0.098 R)
• M18: 18,716,339 km (0.117 R)
• M19: 19,513,247 km (0.113 R)
• M20: 21,967,550 km (0.052 R)
• M21: 23,919,204 km (0.074 R)
• M22: 25,983,953 km (0.107 R)
• M23: 29,744,694 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.1

Radius: 14.7

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.29 AU - 5.25 AU

Year: 5610 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,159,913 km

• M1: 182,809 km (0.088 R)
• M2: 811,120 km (0.091 R)
• M3: 1,434,344 km (0.09 R)
• M4: 2,518,630 km (0.09 R)
• M5: 5,926,918 km (0.103 R)
• M6: 8,328,413 km (0.078 R)
• M7: 11,744,779 km (0.11 R)
• M8: 14,466,413 km (0.066 R)
• M9: 15,886,097 km (0.059 R)
• M10: 17,210,786 km (0.072 R)
• M11: 19,001,922 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 14.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.92 AU - 5.26 AU

Year: 6252 Days

Day: 10.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,159,913 km

• M1: 176,675 km (0.116 R)
• M2: 670,049 km (0.112 R)
• M3: 1,161,927 km (0.093 R)
• M4: 1,625,830 km (0.099 R)
• M5: 2,248,007 km (0.086 R)
• M6: 2,872,728 km (0.108 R)
• M7: 3,979,603 km (0.078 R)
• M8: 4,738,213 km (0.116 R)
• M9: 5,383,579 km (0.053 R)
• M10: 8,332,601 km (0.038 R)
• M11: 8,857,241 km (0.058 R)
• M12: 10,062,850 km (0.042 R)
• M13: 12,484,242 km (0.113 R)
• M14: 14,281,510 km (0.108 R)
• M15: 14,975,944 km (0.106 R)
• M16: 15,511,504 km (0.053 R)
• M17: 17,002,546 km (0.109 R)
• M18: 17,651,352 km (0.095 R)
• M19: 18,998,481 km (0.116 R)
• M20: 19,485,721 km (0.09 R)
• M21: 20,340,673 km (0.118 R)
• M22: 33,039,887 km (0.105 R)
• M23: 34,461,216 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 9.3

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.74 AU - 5.94 AU

Year: 6770 Days

Day: 10.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,159,913 km

• M1: 116,088 km (0.103 R)
• M2: 1,093,710 km (0.112 R)
• M3: 2,171,114 km (0.116 R)
• M4: 2,510,252 km (0.085 R)
• M5: 3,339,623 km (0.117 R)
• M6: 4,553,161 km (0.113 R)
• M7: 5,908,817 km (0.057 R)
• M8: 7,034,840 km (0.084 R)
• M9: 8,137,376 km (0.093 R)
• M10: 9,133,848 km (0.114 R)
• M11: 9,616,899 km (0.101 R)
• M12: 11,468,023 km (0.084 R)
• M13: 11,772,455 km (0.034 R)
• M14: 15,366,095 km (0.11 R)
• M15: 17,881,583 km (0.05 R)
• M16: 25,389,751 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.9

Radius: 8

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.13 AU - 6.55 AU

Year: 10150 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,159,913 km

• M1: 123,717 km (0.04 R)
• M2: 465,399 km (0.093 R)
• M3: 751,729 km (0.074 R)
• M4: 1,014,872 km (0.109 R)
• M5: 1,277,865 km (0.076 R)
• M6: 1,543,700 km (0.118 R)
• M7: 3,049,702 km (0.085 R)
• M8: 4,465,048 km (0.112 R)
• M9: 5,054,014 km (0.105 R)
• M10: 5,451,945 km (0.077 R)
• M11: 6,051,383 km (0.115 R)
• M12: 7,133,425 km (0.074 R)
• M13: 8,203,947 km (0.077 R)
• M14: 9,182,916 km (0.082 R)
• M15: 10,237,730 km (0.055 R)
• M16: 11,483,432 km (0.1 R)
• M17: 13,505,546 km (0.027 R)
• M18: 13,821,646 km (0.058 R)
• M19: 14,468,807 km (0.108 R)
• M20: 15,477,246 km (0.105 R)
• M21: 15,963,589 km (0.073 R)
• M22: 16,748,379 km (0.03 R)
• M23: 18,471,896 km (0.094 R)
• M24: 19,336,722 km (0.087 R)
• M25: 20,893,437 km (0.084 R)
• M26: 23,156,853 km (0.1 R)
• M27: 26,850,873 km (0.049 R)
• M28: 30,376,596 km (0.117 R)
• M29: 32,250,010 km (0.091 R)
• M30: 38,837,552 km (0.119 R)
• M31: 39,477,532 km (0.06 R)
• M32: 40,385,292 km (0.079 R)
• M33: 41,306,814 km (0.117 R)
• M34: 47,422,824 km (0.086 R)
• M35: 49,041,024 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.8

Radius: 7

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.36 AU - 7.92 AU

Year: 10879 Days

Day: 23.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,159,913 km

• M1: 87,515 km (0.063 R)
• M2: 497,862 km (0.079 R)
• M3: 768,783 km (0.05 R)
• M4: 1,149,510 km (0.082 R)
• M5: 1,999,824 km (0.106 R)
• M6: 2,434,257 km (0.088 R)
• M7: 2,744,223 km (0.102 R)
• M8: 3,015,444 km (0.079 R)
• M9: 3,611,592 km (0.113 R)
• M10: 3,886,553 km (0.088 R)
• M11: 4,707,845 km (0.092 R)
• M12: 5,128,664 km (0.081 R)
• M13: 6,184,526 km (0.118 R)
• M14: 6,990,110 km (0.078 R)
• M15: 9,169,153 km (0.068 R)
• M16: 9,873,609 km (0.079 R)
• M17: 14,250,992 km (0.095 R)
• M18: 18,939,240 km (0.101 R)
• M19: 22,495,181 km (0.104 R)
• M20: 22,915,851 km (0.118 R)
• M21: 27,992,305 km (0.105 R)
• M22: 29,770,874 km (0.091 R)
• M23: 30,380,186 km (0.098 R)
• M24: 33,660,867 km (0.07 R)
• M25: 38,352,556 km (0.027 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.9

Radius: 7.9

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.5 AU - 10.06 AU

Year: 16542 Days

Day: 15.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,159,913 km

• M1: 102,774 km (0.093 R)
• M2: 374,892 km (0.041 R)
• M3: 1,322,744 km (0.114 R)
• M4: 1,926,073 km (0.053 R)
• M5: 2,270,447 km (0.065 R)
• M6: 2,655,362 km (0.068 R)
• M7: 3,640,165 km (0.09 R)
• M8: 4,138,475 km (0.074 R)
• M9: 4,987,743 km (0.084 R)
• M10: 5,416,789 km (0.057 R)
• M11: 6,514,090 km (0.114 R)
• M12: 7,520,734 km (0.058 R)
• M13: 8,830,613 km (0.072 R)
• M14: 10,173,254 km (0.086 R)
• M15: 10,981,980 km (0.102 R)
• M16: 11,646,942 km (0.118 R)
• M17: 12,083,918 km (0.071 R)
• M18: 15,011,698 km (0.04 R)
• M19: 19,578,921 km (0.064 R)
• M20: 23,780,377 km (0.113 R)
• M21: 29,226,188 km (0.069 R)
• M22: 33,785,931 km (0.054 R)
• M23: 35,319,010 km (0.108 R)
• M24: 37,434,324 km (0.107 R)
• M25: 39,214,090 km (0.043 R)
• M26: 49,288,609 km (0.118 R)
• M27: 54,483,096 km (0.114 R)
• M28: 55,004,295 km (0.096 R)
• M29: 60,030,933 km (0.077 R)
• M30: 63,610,959 km (0.083 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 15,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit