🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.9

Radius: 10

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.14 AU - 1.34 AU

Year: 937 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,267,199 km

• M1: 124,615 km (0.089 R)
• M2: 562,937 km (0.113 R)
• M3: 973,882 km (0.096 R)
• M4: 1,486,404 km (0.119 R)
• M5: 1,829,133 km (0.103 R)
• M6: 2,478,089 km (0.12 R)
• M7: 3,083,511 km (0.091 R)
• M8: 4,297,797 km (0.091 R)
• M9: 4,948,249 km (0.084 R)
• M10: 5,423,970 km (0.04 R)
• M11: 5,950,854 km (0.071 R)
• M12: 6,445,125 km (0.05 R)
• M13: 6,804,908 km (0.103 R)
• M14: 7,565,015 km (0.115 R)
• M15: 9,310,373 km (0.096 R)
• M16: 9,683,620 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 9.5

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.2 AU - 1.9 AU

Year: 1309 Days

Day: 12.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,267,199 km

• M1: 118,182 km (0.062 R)
• M2: 428,299 km (0.116 R)
• M3: 758,611 km (0.114 R)
• M4: 1,116,898 km (0.063 R)
• M5: 1,562,849 km (0.048 R)
• M6: 2,114,117 km (0.049 R)
• M7: 2,949,920 km (0.093 R)
• M8: 3,481,442 km (0.084 R)
• M9: 3,778,543 km (0.098 R)
• M10: 4,126,657 km (0.065 R)
• M11: 4,514,265 km (0.071 R)
• M12: 5,023,197 km (0.078 R)
• M13: 5,403,924 km (0.057 R)
• M14: 6,616,115 km (0.035 R)
• M15: 7,840,873 km (0.099 R)
• M16: 9,721,169 km (0.105 R)
• M17: 10,155,751 km (0.106 R)
• M18: 10,964,028 km (0.069 R)
• M19: 11,332,936 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.6

Radius: 9.9

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.53 AU - 1.83 AU

Year: 1477 Days

Day: 7.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,267,199 km

• M1: 162,164 km (0.052 R)
• M2: 551,268 km (0.051 R)
• M3: 1,027,139 km (0.078 R)
• M4: 1,828,535 km (0.103 R)
• M5: 2,230,055 km (0.045 R)
• M6: 2,772,797 km (0.103 R)
• M7: 3,482,339 km (0.103 R)
• M8: 3,960,005 km (0.106 R)
• M9: 4,657,730 km (0.117 R)
• M10: 6,494,941 km (0.112 R)
• M11: 7,087,050 km (0.069 R)
• M12: 7,410,181 km (0.072 R)
• M13: 8,143,958 km (0.099 R)
• M14: 10,812,934 km (0.115 R)
• M15: 12,019,890 km (0.104 R)
• M16: 12,715,071 km (0.107 R)
• M17: 13,032,518 km (0.064 R)
• M18: 13,355,200 km (0.082 R)
• M19: 14,100,796 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 10.6

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.49 AU - 4.95 AU

Year: 5880 Days

Day: 10.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,267,199 km

• M1: 134,040 km (0.118 R)
• M2: 511,774 km (0.118 R)
• M3: 1,089,970 km (0.084 R)
• M4: 1,833,023 km (0.119 R)
• M5: 2,168,272 km (0.041 R)
• M6: 2,846,249 km (0.105 R)
• M7: 3,499,393 km (0.07 R)
• M8: 3,849,901 km (0.095 R)
• M9: 4,677,177 km (0.095 R)
• M10: 6,336,667 km (0.113 R)
• M11: 7,914,924 km (0.115 R)
• M12: 10,391,068 km (0.11 R)
• M13: 12,144,804 km (0.103 R)
• M14: 12,680,215 km (0.042 R)
• M15: 13,512,727 km (0.027 R)
• M16: 14,087,781 km (0.09 R)
• M17: 15,410,376 km (0.118 R)
• M18: 16,423,004 km (0.058 R)
• M19: 16,879,726 km (0.078 R)
• M20: 19,076,571 km (0.116 R)
• M21: 26,891,564 km (0.065 R)
• M22: 31,950,664 km (0.085 R)
• M23: 33,178,265 km (0.104 R)
• M24: 34,013,918 km (0.1 R)
• M25: 34,863,634 km (0.117 R)
• M26: 35,293,728 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.5

Radius: 13

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.13 AU - 4.51 AU

Year: 6090 Days

Day: 13.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,267,199 km

• M1: 161,865 km (0.083 R)
• M2: 613,052 km (0.096 R)
• M3: 1,242,111 km (0.117 R)
• M4: 1,786,199 km (0.108 R)
• M5: 2,594,326 km (0.04 R)
• M6: 3,032,798 km (0.103 R)
• M7: 3,987,980 km (0.095 R)
• M8: 4,849,813 km (0.108 R)
• M9: 5,675,444 km (0.113 R)
• M10: 6,320,959 km (0.117 R)
• M11: 6,801,467 km (0.108 R)
• M12: 7,232,907 km (0.112 R)
• M13: 7,875,281 km (0.116 R)
• M14: 8,596,791 km (0.104 R)
• M15: 9,716,232 km (0.105 R)
• M16: 10,404,981 km (0.102 R)
• M17: 12,775,957 km (0.063 R)
• M18: 13,944,018 km (0.116 R)
• M19: 14,524,607 km (0.069 R)
• M20: 15,796,638 km (0.081 R)
• M21: 16,300,184 km (0.073 R)
• M22: 18,011,584 km (0.051 R)
• M23: 20,204,988 km (0.116 R)
• M24: 21,711,438 km (0.045 R)
• M25: 27,124,936 km (0.103 R)
• M26: 28,769,765 km (0.085 R)
• M27: 36,017,333 km (0.117 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.4

Radius: 4.6

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.23 AU - 7.05 AU

Year: 10319 Days

Day: 19.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,267,199 km

• M1: 57,296 km (0.075 R)
• M2: 205,996 km (0.057 R)
• M3: 350,657 km (0.116 R)
• M4: 1,021,005 km (0.08 R)
• M5: 2,044,255 km (0.105 R)
• M6: 2,189,514 km (0.088 R)
• M7: 4,004,885 km (0.097 R)
• M8: 4,617,338 km (0.081 R)
• M9: 4,817,650 km (0.068 R)
• M10: 5,262,853 km (0.079 R)
• M11: 5,996,182 km (0.088 R)
• M12: 12,017,047 km (0.046 R)
• M13: 23,342,953 km (0.09 R)
• M14: 24,232,761 km (0.108 R)
• M15: 26,158,684 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703

Radius: 3.8

Gravity: 48.68 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.09 AU - 6.91 AU

Year: 11240 Days

Day: 18.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,267,199 km

• M1: 47,273 km (0.06 R)
• M2: 209,736 km (0.103 R)
• M3: 440,416 km (0.091 R)
• M4: 618,587 km (0.115 R)
• M5: 882,927 km (0.08 R)
• M6: 1,075,160 km (0.119 R)
• M7: 1,573,022 km (0.106 R)
• M8: 1,975,589 km (0.094 R)
• M9: 2,607,491 km (0.1 R)
• M10: 2,823,061 km (0.104 R)
• M11: 3,097,424 km (0.102 R)
• M12: 3,265,572 km (0.071 R)
• M13: 3,916,173 km (0.106 R)
• M14: 5,573,418 km (0.089 R)
• M15: 5,786,296 km (0.107 R)
• M16: 6,614,021 km (0.074 R)
• M17: 6,812,537 km (0.052 R)
• M18: 7,180,099 km (0.049 R)
• M19: 9,415,840 km (0.08 R)
• M20: 10,609,331 km (0.098 R)
• M21: 11,214,305 km (0.096 R)
• M22: 11,553,892 km (0.065 R)
• M23: 12,194,022 km (0.107 R)
• M24: 14,256,228 km (0.099 R)
• M25: 16,250,517 km (0.07 R)
• M26: 18,112,712 km (0.113 R)
• M27: 29,263,139 km (0.074 R)
• M28: 29,798,101 km (0.1 R)
• M29: 30,998,175 km (0.06 R)
• M30: 35,755,088 km (0.087 R)
• M31: 39,269,142 km (0.112 R)
• M32: 40,313,784 km (0.094 R)
• M33: 40,843,061 km (0.108 R)
• M34: 48,299,019 km (0.095 R)
• M35: 51,798,562 km (0.079 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 19,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit