🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.7

Radius: 9

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.41 AU - 0.65 AU

Year: 257 Days

Day: 14.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,065,341 km

• M1: 111,899 km (0.116 R)
• M2: 484,847 km (0.111 R)
• M3: 814,261 km (0.092 R)
• M4: 1,097,151 km (0.117 R)
• M5: 1,399,488 km (0.053 R)
• M6: 1,786,049 km (0.082 R)
• M7: 2,122,046 km (0.069 R)
• M8: 2,447,122 km (0.036 R)
• M9: 2,863,902 km (0.117 R)
• M10: 3,349,048 km (0.086 R)
• M11: 3,721,845 km (0.094 R)
• M12: 4,197,866 km (0.068 R)
• M13: 4,537,453 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 12.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.72 AU - 0.94 AU

Year: 504 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,065,341 km

• M1: 157,975 km (0.089 R)
• M2: 570,566 km (0.026 R)
• M3: 1,012,179 km (0.06 R)
• M4: 1,488,499 km (0.047 R)
• M5: 2,286,903 km (0.086 R)
• M6: 3,308,058 km (0.12 R)
• M7: 4,020,144 km (0.1 R)
• M8: 4,512,021 km (0.087 R)
• M9: 4,967,696 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.9

Radius: 11.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.85 AU - 1.09 AU

Year: 637 Days

Day: 13.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,065,341 km

• M1: 146,756 km (0.025 R)
• M2: 560,693 km (0.036 R)
• M3: 1,205,310 km (0.066 R)
• M4: 1,667,867 km (0.049 R)
• M5: 2,038,121 km (0.12 R)
• M6: 2,773,096 km (0.073 R)
• M7: 3,247,620 km (0.061 R)
• M8: 3,691,327 km (0.106 R)
• M9: 4,160,018 km (0.106 R)
• M10: 4,801,942 km (0.085 R)
• M11: 5,658,240 km (0.073 R)
• M12: 6,163,133 km (0.112 R)
• M13: 6,655,609 km (0.119 R)
• M14: 7,860,770 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 9.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.35 AU - 1.45 AU

Year: 1105 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,065,341 km

• M1: 119,379 km (0.069 R)
• M2: 673,041 km (0.045 R)
• M3: 1,197,381 km (0.093 R)
• M4: 2,206,718 km (0.082 R)
• M5: 2,754,097 km (0.038 R)
• M6: 4,634,093 km (0.109 R)
• M7: 5,592,118 km (0.096 R)
• M8: 6,265,159 km (0.029 R)
• M9: 7,339,571 km (0.058 R)
• M10: 7,920,758 km (0.082 R)
• M11: 8,506,285 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.9

Radius: 14.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.33 AU - 2.21 AU

Year: 1570 Days

Day: 11.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,065,341 km

• M1: 184,155 km (0.067 R)
• M2: 1,021,753 km (0.116 R)
• M3: 1,528,142 km (0.096 R)
• M4: 2,287,501 km (0.079 R)
• M5: 3,004,823 km (0.109 R)
• M6: 3,549,957 km (0.1 R)
• M7: 4,772,172 km (0.114 R)
• M8: 5,237,272 km (0.109 R)
• M9: 6,301,362 km (0.088 R)
• M10: 8,162,359 km (0.098 R)
• M11: 8,990,682 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 10.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.92 AU - 3.4 AU

Year: 3746 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,065,341 km

• M1: 167,550 km (0.102 R)
• M2: 709,094 km (0.092 R)
• M3: 1,040,603 km (0.072 R)
• M4: 1,747,303 km (0.075 R)
• M5: 2,578,469 km (0.086 R)
• M6: 3,109,392 km (0.1 R)
• M7: 5,547,837 km (0.112 R)
• M8: 6,266,954 km (0.066 R)
• M9: 8,319,886 km (0.09 R)
• M10: 9,082,236 km (0.03 R)
• M11: 10,350,976 km (0.048 R)
• M12: 11,109,587 km (0.099 R)
• M13: 12,603,621 km (0.065 R)
• M14: 13,608,769 km (0.085 R)
• M15: 14,765,160 km (0.111 R)
• M16: 17,108,162 km (0.114 R)
• M17: 20,480,248 km (0.096 R)
• M18: 21,040,342 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.3

Radius: 13.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.92 AU - 3.6 AU

Year: 3925 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,065,341 km

• M1: 167,998 km (0.094 R)
• M2: 1,081,144 km (0.076 R)
• M3: 1,848,880 km (0.103 R)
• M4: 2,819,471 km (0.092 R)
• M5: 3,472,915 km (0.068 R)
• M6: 4,205,645 km (0.072 R)
• M7: 5,484,108 km (0.082 R)
• M8: 6,346,091 km (0.118 R)
• M9: 9,202,513 km (0.118 R)
• M10: 10,494,739 km (0.119 R)
• M11: 11,145,640 km (0.049 R)
• M12: 11,701,695 km (0.107 R)
• M13: 12,359,776 km (0.114 R)
• M14: 13,086,074 km (0.054 R)
• M15: 13,976,630 km (0.072 R)
• M16: 14,623,790 km (0.116 R)
• M17: 15,339,317 km (0.105 R)
• M18: 15,779,733 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.7

Radius: 11.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.45 AU - 4.99 AU

Year: 6838 Days

Day: 14.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,065,341 km

• M1: 145,559 km (0.119 R)
• M2: 608,265 km (0.045 R)
• M3: 1,620,444 km (0.117 R)
• M4: 2,127,132 km (0.079 R)
• M5: 2,510,103 km (0.117 R)
• M6: 2,980,887 km (0.096 R)
• M7: 3,604,561 km (0.096 R)
• M8: 4,404,012 km (0.095 R)
• M9: 8,735,768 km (0.101 R)
• M10: 11,310,646 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531

Radius: 6.3

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.37 AU - 7.63 AU

Year: 11051 Days

Day: 15.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,065,341 km

• M1: 82,877 km (0.09 R)
• M2: 366,365 km (0.03 R)
• M3: 599,439 km (0.114 R)
• M4: 1,478,177 km (0.114 R)
• M5: 1,892,712 km (0.089 R)
• M6: 2,145,233 km (0.083 R)
• M7: 3,040,577 km (0.086 R)
• M8: 6,838,717 km (0.114 R)
• M9: 7,559,629 km (0.1 R)
• M10: 8,154,430 km (0.12 R)
• M11: 9,198,773 km (0.103 R)
• M12: 9,582,043 km (0.052 R)
• M13: 10,076,015 km (0.09 R)
• M14: 10,848,688 km (0.102 R)
• M15: 11,549,853 km (0.064 R)
• M16: 13,464,556 km (0.08 R)
• M17: 14,657,899 km (0.113 R)
• M18: 15,313,586 km (0.106 R)
• M19: 15,784,071 km (0.074 R)
• M20: 15,988,572 km (0.048 R)
• M21: 16,895,584 km (0.08 R)
• M22: 17,836,255 km (0.117 R)
• M23: 18,887,928 km (0.114 R)
• M24: 24,681,106 km (0.099 R)
• M25: 25,327,667 km (0.098 R)
• M26: 27,828,346 km (0.12 R)
• M27: 31,556,025 km (0.066 R)
• M28: 32,647,641 km (0.109 R)
• M29: 34,103,976 km (0.079 R)
• M30: 34,790,630 km (0.097 R)
• M31: 35,837,666 km (0.094 R)
• M32: 36,547,358 km (0.119 R)
• M33: 39,105,033 km (0.117 R)
• M34: 39,354,562 km (0.117 R)
• M35: 45,256,497 km (0.096 R)
• M36: 46,503,695 km (0.097 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: 487 - 17,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit