🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.1

Radius: 11.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.66 AU - 0.8 AU

Year: 403 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,734,130 km

• M1: 139,425 km (0.118 R)
• M2: 515,664 km (0.095 R)
• M3: 1,071,719 km (0.113 R)
• M4: 1,572,573 km (0.078 R)
• M5: 2,235,291 km (0.099 R)
• M6: 3,076,031 km (0.106 R)
• M7: 3,900,914 km (0.048 R)
• M8: 4,881,977 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 8.5

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.75 AU - 0.79 AU

Year: 436 Days

Day: 10 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,734,130 km

• M1: 105,766 km (0.112 R)
• M2: 372,798 km (0.089 R)
• M3: 648,357 km (0.064 R)
• M4: 1,035,965 km (0.039 R)
• M5: 1,449,603 km (0.051 R)
• M6: 1,962,126 km (0.112 R)
• M7: 2,540,321 km (0.116 R)
• M8: 2,831,738 km (0.118 R)
• M9: 3,347,402 km (0.109 R)
• M10: 3,764,182 km (0.053 R)
• M11: 4,417,326 km (0.097 R)
• M12: 4,810,020 km (0.09 R)
• M13: 5,127,766 km (0.113 R)
• M14: 5,544,695 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.5

Radius: 14.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.68 AU - 1.13 AU

Year: 551 Days

Day: 6.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,734,130 km

• M1: 177,872 km (0.101 R)
• M2: 736,770 km (0.096 R)
• M3: 1,545,645 km (0.073 R)
• M4: 2,572,635 km (0.084 R)
• M5: 3,819,234 km (0.077 R)
• M6: 4,859,088 km (0.086 R)
• M7: 5,561,899 km (0.114 R)
• M8: 6,331,730 km (0.046 R)
• M9: 7,086,601 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 13.2

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.36 AU - 2.18 AU

Year: 1520 Days

Day: 11.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,734,130 km

• M1: 164,109 km (0.11 R)
• M2: 600,785 km (0.114 R)
• M3: 1,206,806 km (0.081 R)
• M4: 1,666,969 km (0.115 R)
• M5: 2,233,795 km (0.115 R)
• M6: 2,672,267 km (0.068 R)
• M7: 3,215,307 km (0.064 R)
• M8: 5,504,454 km (0.12 R)
• M9: 6,697,048 km (0.119 R)
• M10: 7,649,687 km (0.117 R)
• M11: 9,790,283 km (0.109 R)
• M12: 11,237,343 km (0.092 R)
• M13: 11,648,737 km (0.057 R)
• M14: 12,502,044 km (0.101 R)
• M15: 13,944,915 km (0.052 R)
• M16: 14,773,239 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.5

Radius: 11.7

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.89 AU - 2.37 AU

Year: 2007 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,734,130 km

• M1: 145,559 km (0.091 R)
• M2: 555,756 km (0.114 R)
• M3: 1,089,820 km (0.108 R)
• M4: 1,457,682 km (0.088 R)
• M5: 2,555,431 km (0.109 R)
• M6: 3,606,206 km (0.097 R)
• M7: 4,080,132 km (0.1 R)
• M8: 4,488,983 km (0.1 R)
• M9: 4,970,389 km (0.086 R)
• M10: 5,365,776 km (0.041 R)
• M11: 6,115,262 km (0.106 R)
• M12: 6,933,263 km (0.093 R)
• M13: 7,730,470 km (0.107 R)
• M14: 9,578,004 km (0.12 R)
• M15: 10,009,294 km (0.088 R)
• M16: 10,528,997 km (0.109 R)
• M17: 11,582,316 km (0.115 R)
• M18: 13,491,783 km (0.119 R)
• M19: 15,800,677 km (0.05 R)
• M20: 17,284,987 km (0.113 R)
• M21: 18,251,838 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.3

Radius: 10

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.24 AU - 3.16 AU

Year: 2865 Days

Day: 11.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,734,130 km

• M1: 124,465 km (0.107 R)
• M2: 624,272 km (0.096 R)
• M3: 1,904,231 km (0.093 R)
• M4: 2,591,933 km (0.096 R)
• M5: 3,348,599 km (0.113 R)
• M6: 3,865,459 km (0.091 R)
• M7: 4,966,799 km (0.069 R)
• M8: 5,615,306 km (0.114 R)
• M9: 6,993,551 km (0.077 R)
• M10: 8,585,123 km (0.084 R)
• M11: 9,699,477 km (0.04 R)
• M12: 12,298,291 km (0.025 R)
• M13: 13,529,482 km (0.101 R)
• M14: 13,942,222 km (0.085 R)
• M15: 17,769,684 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.6

Radius: 10

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.93 AU - 4.17 AU

Year: 4319 Days

Day: 14.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,734,130 km

• M1: 125,064 km (0.108 R)
• M2: 497,563 km (0.1 R)
• M3: 958,174 km (0.101 R)
• M4: 1,733,540 km (0.1 R)
• M5: 2,135,360 km (0.119 R)
• M6: 2,464,625 km (0.044 R)
• M7: 2,882,901 km (0.102 R)
• M8: 3,227,424 km (0.11 R)
• M9: 4,759,905 km (0.077 R)
• M10: 5,440,725 km (0.066 R)
• M11: 5,909,565 km (0.087 R)
• M12: 6,310,038 km (0.112 R)
• M13: 6,894,667 km (0.096 R)
• M14: 7,586,258 km (0.095 R)
• M15: 8,172,232 km (0.102 R)
• M16: 11,282,821 km (0.065 R)
• M17: 13,624,177 km (0.067 R)
• M18: 13,944,616 km (0.088 R)
• M19: 14,270,290 km (0.049 R)
• M20: 15,975,108 km (0.091 R)
• M21: 16,331,749 km (0.104 R)
• M22: 17,685,161 km (0.054 R)
• M23: 18,454,094 km (0.057 R)
• M24: 19,716,999 km (0.114 R)
• M25: 22,562,800 km (0.115 R)
• M26: 29,497,559 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.8

Radius: 10.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.43 AU - 5.41 AU

Year: 6000 Days

Day: 7.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,734,130 km

• M1: 134,339 km (0.099 R)
• M2: 618,737 km (0.046 R)
• M3: 968,197 km (0.113 R)
• M4: 1,589,178 km (0.066 R)
• M5: 1,936,993 km (0.094 R)
• M6: 2,275,982 km (0.057 R)
• M7: 5,044,590 km (0.105 R)
• M8: 5,582,693 km (0.059 R)
• M9: 6,774,091 km (0.065 R)
• M10: 7,329,099 km (0.116 R)
• M11: 7,738,698 km (0.079 R)
• M12: 8,641,671 km (0.108 R)
• M13: 9,694,241 km (0.073 R)
• M14: 13,466,052 km (0.08 R)
• M15: 14,663,134 km (0.06 R)
• M16: 15,095,622 km (0.026 R)
• M17: 20,366,703 km (0.111 R)
• M18: 23,302,860 km (0.078 R)
• M19: 24,416,467 km (0.108 R)
• M20: 26,749,745 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.2

Radius: 5.9

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.02 AU - 7.44 AU

Year: 10040 Days

Day: 22.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,734,130 km

• M1: 73,453 km (0.083 R)
• M2: 314,754 km (0.07 R)
• M3: 535,112 km (0.064 R)
• M4: 747,092 km (0.106 R)
• M5: 1,015,770 km (0.08 R)
• M6: 1,249,591 km (0.098 R)
• M7: 2,054,577 km (0.108 R)
• M8: 2,728,815 km (0.082 R)
• M9: 5,529,736 km (0.108 R)
• M10: 6,331,281 km (0.062 R)
• M11: 7,905,499 km (0.052 R)
• M12: 9,058,600 km (0.111 R)
• M13: 10,018,869 km (0.101 R)
• M14: 10,319,710 km (0.092 R)
• M15: 11,045,260 km (0.118 R)
• M16: 11,638,565 km (0.093 R)
• M17: 12,367,106 km (0.089 R)
• M18: 17,388,209 km (0.097 R)
• M19: 19,868,991 km (0.098 R)
• M20: 23,006,657 km (0.096 R)
• M21: 25,799,050 km (0.056 R)
• M22: 26,745,855 km (0.092 R)
• M23: 27,131,070 km (0.096 R)
• M24: 33,028,816 km (0.076 R)
• M25: 34,940,527 km (0.086 R)
• M26: 36,924,644 km (0.064 R)
• M27: 39,726,911 km (0.118 R)
• M28: 40,734,004 km (0.097 R)
• M29: 41,629,048 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.2

Radius: 6

Gravity: 24.92 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.94 AU - 7.74 AU

Year: 11550 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,734,130 km

• M1: 74,799 km (0.06 R)
• M2: 293,511 km (0.066 R)
• M3: 663,766 km (0.041 R)
• M4: 891,753 km (0.076 R)
• M5: 1,247,796 km (0.12 R)
• M6: 2,504,568 km (0.085 R)
• M7: 3,213,661 km (0.04 R)
• M8: 4,225,541 km (0.114 R)
• M9: 4,627,062 km (0.038 R)
• M10: 4,952,886 km (0.116 R)
• M11: 5,363,981 km (0.085 R)
• M12: 9,357,197 km (0.06 R)
• M13: 10,419,043 km (0.075 R)
• M14: 13,098,042 km (0.043 R)
• M15: 13,618,044 km (0.068 R)
• M16: 14,084,191 km (0.114 R)
• M17: 15,189,719 km (0.109 R)
• M18: 16,129,642 km (0.097 R)
• M19: 24,205,683 km (0.059 R)
• M20: 24,791,060 km (0.084 R)
• M21: 24,988,230 km (0.042 R)
• M22: 26,091,664 km (0.12 R)
• M23: 28,719,500 km (0.108 R)
• M24: 42,954,635 km (0.111 R)
• M25: 45,119,915 km (0.09 R)
• M26: 53,188,625 km (0.084 R)
• M27: 55,010,578 km (0.053 R)
• M28: 56,191,354 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit