🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 14.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.66 AU - 0.78 AU

Year: 414 Days

Day: 14 Hours

Environment

Temp: -155 °C

Axial Tilt: 144.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,716,314 km

• M1: 181,612 km (0.115 R)
• M2: 757,713 km (0.119 R)
• M3: 1,498,971 km (0.084 R)
• M4: 2,475,994 km (0.118 R)
• M5: 3,070,646 km (0.1 R)
• M6: 4,427,798 km (0.116 R)
• M7: 5,249,838 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.4

Radius: 9.1

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.82 AU - 1.24 AU

Year: 709 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,716,314 km

• M1: 113,395 km (0.087 R)
• M2: 402,867 km (0.12 R)
• M3: 750,084 km (0.097 R)
• M4: 1,149,510 km (0.068 R)
• M5: 1,566,888 km (0.114 R)
• M6: 1,860,698 km (0.066 R)
• M7: 2,181,735 km (0.096 R)
• M8: 2,550,943 km (0.12 R)
• M9: 3,176,860 km (0.031 R)
• M10: 3,610,694 km (0.087 R)
• M11: 4,271,468 km (0.087 R)
• M12: 5,638,194 km (0.098 R)
• M13: 6,296,574 km (0.095 R)
• M14: 6,698,245 km (0.093 R)
• M15: 7,718,353 km (0.118 R)
• M16: 8,303,131 km (0.075 R)
• M17: 8,632,096 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 11.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.45 AU - 2.07 AU

Year: 1584 Days

Day: 8.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,716,314 km

• M1: 143,016 km (0.04 R)
• M2: 549,024 km (0.078 R)
• M3: 968,497 km (0.11 R)
• M4: 1,456,634 km (0.102 R)
• M5: 1,933,253 km (0.112 R)
• M6: 3,312,994 km (0.116 R)
• M7: 3,866,357 km (0.082 R)
• M8: 4,442,907 km (0.059 R)
• M9: 4,811,816 km (0.103 R)
• M10: 5,701,025 km (0.115 R)
• M11: 6,208,760 km (0.103 R)
• M12: 7,104,702 km (0.116 R)
• M13: 9,184,112 km (0.088 R)
• M14: 9,689,155 km (0.104 R)
• M15: 12,422,158 km (0.079 R)
• M16: 13,598,297 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.5

Radius: 8.6

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.61 AU - 2.09 AU

Year: 1707 Days

Day: 9 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,716,314 km

• M1: 106,962 km (0.116 R)
• M2: 422,016 km (0.111 R)
• M3: 1,179,729 km (0.1 R)
• M4: 1,620,444 km (0.081 R)
• M5: 1,997,281 km (0.056 R)
• M6: 2,627,537 km (0.104 R)
• M7: 3,240,140 km (0.064 R)
• M8: 4,170,489 km (0.105 R)
• M9: 4,598,788 km (0.108 R)
• M10: 4,917,581 km (0.116 R)
• M11: 5,789,138 km (0.055 R)
• M12: 7,150,928 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 8.3

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.62 AU - 5 AU

Year: 6069 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,716,314 km

• M1: 103,223 km (0.08 R)
• M2: 374,593 km (0.113 R)
• M3: 1,303,596 km (0.092 R)
• M4: 1,690,905 km (0.119 R)
• M5: 2,512,945 km (0.116 R)
• M6: 3,155,767 km (0.106 R)
• M7: 3,536,942 km (0.081 R)
• M8: 5,295,166 km (0.117 R)
• M9: 6,317,219 km (0.119 R)
• M10: 6,990,559 km (0.063 R)
• M11: 8,291,911 km (0.068 R)
• M12: 9,178,278 km (0.082 R)
• M13: 10,168,915 km (0.088 R)
• M14: 11,880,764 km (0.1 R)
• M15: 13,412,945 km (0.089 R)
• M16: 13,987,102 km (0.065 R)
• M17: 16,038,837 km (0.1 R)
• M18: 16,389,494 km (0.087 R)
• M19: 16,864,916 km (0.116 R)
• M20: 17,968,350 km (0.103 R)
• M21: 19,779,531 km (0.092 R)
• M22: 23,385,289 km (0.068 R)
• M23: 24,755,904 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 8.7

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.79 AU - 5.11 AU

Year: 7470 Days

Day: 14.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 126.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,716,314 km

• M1: 108,159 km (0.104 R)
• M2: 475,422 km (0.077 R)
• M3: 1,075,908 km (0.099 R)
• M4: 1,448,556 km (0.057 R)
• M5: 1,922,033 km (0.066 R)
• M6: 3,090,094 km (0.079 R)
• M7: 3,929,786 km (0.085 R)
• M8: 4,704,853 km (0.107 R)
• M9: 5,479,770 km (0.055 R)
• M10: 6,337,265 km (0.085 R)
• M11: 6,893,171 km (0.08 R)
• M12: 8,937,575 km (0.086 R)
• M13: 10,625,189 km (0.077 R)
• M14: 13,811,773 km (0.054 R)
• M15: 14,242,615 km (0.091 R)
• M16: 16,258,895 km (0.082 R)
• M17: 16,878,230 km (0.083 R)
• M18: 18,906,029 km (0.112 R)
• M19: 20,768,972 km (0.06 R)
• M20: 21,910,553 km (0.115 R)
• M21: 22,244,156 km (0.118 R)
• M22: 24,318,181 km (0.082 R)
• M23: 24,765,927 km (0.037 R)
• M24: 25,037,298 km (0.098 R)
• M25: 34,579,099 km (0.089 R)
• M26: 35,488,056 km (0.031 R)
• M27: 36,413,019 km (0.103 R)
• M28: 37,472,621 km (0.119 R)
• M29: 40,273,841 km (0.09 R)
• M30: 42,045,678 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.4

Radius: 11.9

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.53 AU - 5.89 AU

Year: 8066 Days

Day: 14.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,716,314 km

• M1: 149,598 km (0.101 R)
• M2: 807,380 km (0.101 R)
• M3: 1,579,305 km (0.042 R)
• M4: 2,057,569 km (0.107 R)
• M5: 2,852,831 km (0.114 R)
• M6: 3,269,761 km (0.102 R)
• M7: 3,682,052 km (0.118 R)
• M8: 6,228,956 km (0.106 R)
• M9: 7,809,757 km (0.116 R)
• M10: 9,469,545 km (0.07 R)
• M11: 11,304,513 km (0.109 R)
• M12: 12,670,192 km (0.046 R)
• M13: 13,474,879 km (0.109 R)
• M14: 17,819,949 km (0.097 R)
• M15: 20,236,104 km (0.089 R)
• M16: 23,098,210 km (0.118 R)
• M17: 24,461,945 km (0.08 R)
• M18: 31,608,085 km (0.116 R)
• M19: 34,200,766 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.8

Radius: 5.2

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.06 AU - 7.32 AU

Year: 10445 Days

Day: 19.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,716,314 km

• M1: 65,374 km (0.052 R)
• M2: 293,062 km (0.107 R)
• M3: 579,243 km (0.102 R)
• M4: 793,318 km (0.086 R)
• M5: 1,121,685 km (0.04 R)
• M6: 1,359,695 km (0.12 R)
• M7: 1,846,038 km (0.068 R)
• M8: 2,247,110 km (0.099 R)
• M9: 2,944,535 km (0.064 R)
• M10: 3,377,022 km (0.104 R)
• M11: 3,875,482 km (0.099 R)
• M12: 6,298,220 km (0.05 R)
• M13: 8,734,421 km (0.083 R)
• M14: 9,171,397 km (0.109 R)
• M15: 9,761,261 km (0.087 R)
• M16: 10,619,205 km (0.076 R)
• M17: 10,816,375 km (0.115 R)
• M18: 11,371,533 km (0.104 R)
• M19: 11,578,127 km (0.114 R)
• M20: 13,841,693 km (0.113 R)
• M21: 15,232,504 km (0.033 R)
• M22: 17,250,878 km (0.112 R)
• M23: 17,799,304 km (0.097 R)
• M24: 18,007,993 km (0.104 R)
• M25: 22,531,534 km (0.115 R)
• M26: 24,706,986 km (0.09 R)
• M27: 28,226,725 km (0.087 R)
• M28: 28,415,667 km (0.113 R)
• M29: 29,276,752 km (0.03 R)
• M30: 30,352,510 km (0.027 R)
• M31: 30,750,142 km (0.08 R)
• M32: 32,999,495 km (0.082 R)
• M33: 34,702,667 km (0.091 R)
• M34: 37,139,018 km (0.087 R)
• M35: 38,631,107 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.4

Radius: 4.4

Gravity: 38.3 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.33 AU - 9.09 AU

Year: 17435 Days

Day: 16 Hours

Environment

Temp: -240 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,716,314 km

• M1: 54,753 km (0.115 R)
• M2: 214,823 km (0.078 R)
• M3: 624,571 km (0.108 R)
• M4: 1,601,744 km (0.101 R)
• M5: 1,978,133 km (0.105 R)
• M6: 3,490,268 km (0.113 R)
• M7: 5,294,867 km (0.077 R)
• M8: 7,403,599 km (0.051 R)
• M9: 8,031,760 km (0.075 R)
• M10: 8,384,362 km (0.051 R)
• M11: 9,728,350 km (0.113 R)
• M12: 10,660,195 km (0.099 R)
• M13: 15,907,938 km (0.107 R)
• M14: 16,144,602 km (0.113 R)
• M15: 17,782,400 km (0.119 R)
• M16: 22,651,810 km (0.104 R)
• M17: 23,456,348 km (0.075 R)
• M18: 25,658,728 km (0.071 R)
• M19: 27,089,033 km (0.114 R)
• M20: 33,214,018 km (0.074 R)
• M21: 49,767,771 km (0.119 R)
• M22: 54,268,722 km (0.096 R)
• M23: 69,594,725 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.2

Radius: 3.5

Gravity: 61.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.86 AU - 11.48 AU

Year: 23639 Days

Day: 17.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,716,314 km

• M1: 43,683 km (0.115 R)
• M2: 240,553 km (0.086 R)
• M3: 513,420 km (0.11 R)
• M4: 1,210,696 km (0.037 R)
• M5: 2,555,580 km (0.114 R)
• M6: 2,862,854 km (0.055 R)
• M7: 4,892,449 km (0.079 R)
• M8: 5,867,677 km (0.086 R)
• M9: 6,086,090 km (0.092 R)
• M10: 7,111,883 km (0.108 R)
• M11: 7,769,365 km (0.092 R)
• M12: 8,801,740 km (0.088 R)
• M13: 11,741,937 km (0.099 R)
• M14: 15,605,900 km (0.107 R)
• M15: 16,279,839 km (0.073 R)
• M16: 18,233,437 km (0.051 R)
• M17: 22,918,843 km (0.112 R)
• M18: 24,567,860 km (0.101 R)
• M19: 27,247,457 km (0.064 R)
• M20: 29,602,726 km (0.033 R)
• M21: 30,633,754 km (0.066 R)
• M22: 33,453,674 km (0.102 R)
• M23: 34,149,753 km (0.084 R)
• M24: 39,140,637 km (0.1 R)
• M25: 39,913,310 km (0.028 R)
• M26: 45,438,857 km (0.049 R)
• M27: 46,292,164 km (0.086 R)
• M28: 50,173,630 km (0.073 R)
• M29: 56,393,909 km (0.108 R)
• M30: 58,777,452 km (0.096 R)
• M31: 59,586,627 km (0.064 R)
• M32: 63,956,979 km (0.114 R)
• M33: 70,791,508 km (0.097 R)
• M34: 74,974,862 km (0.038 R)
• M35: 79,319,933 km (0.208 R)
• M36: 82,560,522 km (0.123 R)
• M37: 83,066,761 km (0.115 R)
• M38: 84,085,373 km (0.092 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: 404 - 13,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit