🌌 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: 91.6

Radius: 14.5

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 11 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 51,994,887 km

• M1: 180,415 km (0.074 R)
• M2: 736,171 km (0.029 R)
• M3: 1,335,460 km (0.059 R)
• M4: 1,921,734 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 8.6

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.88 AU - 1.28 AU

Year: 775 Days

Day: 12.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,994,887 km

• M1: 106,962 km (0.05 R)
• M2: 413,788 km (0.084 R)
• M3: 832,512 km (0.118 R)
• M4: 1,634,806 km (0.049 R)
• M5: 1,980,077 km (0.113 R)
• M6: 2,278,525 km (0.099 R)
• M7: 2,572,784 km (0.108 R)
• M8: 2,992,257 km (0.083 R)
• M9: 3,401,257 km (0.113 R)
• M10: 3,938,014 km (0.112 R)
• M11: 4,283,286 km (0.09 R)
• M12: 5,125,373 km (0.028 R)
• M13: 5,404,223 km (0.115 R)
• M14: 6,094,318 km (0.059 R)
• M15: 7,203,437 km (0.089 R)
• M16: 7,793,899 km (0.07 R)
• M17: 8,910,947 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.2

Radius: 8.4

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.44 AU - 1.92 AU

Year: 1503 Days

Day: 5 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,994,887 km

• M1: 104,719 km (0.106 R)
• M2: 376,837 km (0.12 R)
• M3: 822,639 km (0.097 R)
• M4: 1,251,386 km (0.107 R)
• M5: 1,587,533 km (0.118 R)
• M6: 1,876,107 km (0.044 R)
• M7: 2,932,118 km (0.076 R)
• M8: 3,869,798 km (0.091 R)
• M9: 4,137,279 km (0.103 R)
• M10: 5,057,156 km (0.045 R)
• M11: 5,872,614 km (0.106 R)
• M12: 6,275,481 km (0.099 R)
• M13: 9,566,784 km (0.118 R)
• M14: 10,226,062 km (0.09 R)
• M15: 11,415,664 km (0.047 R)
• M16: 11,819,578 km (0.07 R)
• M17: 12,271,065 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.1

Radius: 12.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.15 AU - 2.45 AU

Year: 2408 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,994,887 km

• M1: 161,416 km (0.092 R)
• M2: 708,047 km (0.104 R)
• M3: 1,376,749 km (0.086 R)
• M4: 3,431,177 km (0.107 R)
• M5: 3,872,191 km (0.103 R)
• M6: 4,969,641 km (0.046 R)
• M7: 6,170,164 km (0.086 R)
• M8: 6,602,352 km (0.043 R)
• M9: 9,015,964 km (0.088 R)
• M10: 12,527,625 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.3

Radius: 13.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.96 AU - 3 AU

Year: 3551 Days

Day: 8.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,994,887 km

• M1: 167,998 km (0.094 R)
• M2: 614,997 km (0.066 R)
• M3: 1,157,888 km (0.106 R)
• M4: 1,900,192 km (0.048 R)
• M5: 2,446,075 km (0.093 R)
• M6: 3,181,498 km (0.079 R)
• M7: 3,761,339 km (0.085 R)
• M8: 5,075,108 km (0.102 R)
• M9: 7,217,948 km (0.066 R)
• M10: 8,733,673 km (0.11 R)
• M11: 11,846,955 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.3

Radius: 15

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.77 AU - 3.79 AU

Year: 4100 Days

Day: 13.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,994,887 km

• M1: 187,446 km (0.067 R)
• M2: 671,395 km (0.12 R)
• M3: 1,468,752 km (0.092 R)
• M4: 2,365,442 km (0.088 R)
• M5: 3,313,742 km (0.096 R)
• M6: 3,970,477 km (0.107 R)
• M7: 4,628,708 km (0.091 R)
• M8: 5,312,669 km (0.107 R)
• M9: 6,165,377 km (0.069 R)
• M10: 8,813,409 km (0.113 R)
• M11: 9,762,458 km (0.058 R)
• M12: 10,444,475 km (0.082 R)
• M13: 11,158,056 km (0.103 R)
• M14: 13,496,122 km (0.107 R)
• M15: 14,389,071 km (0.081 R)
• M16: 15,226,221 km (0.053 R)
• M17: 15,802,173 km (0.117 R)
• M18: 16,293,153 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.4

Radius: 13.5

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.45 AU - 4.59 AU

Year: 6633 Days

Day: 14.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,994,887 km

• M1: 167,849 km (0.057 R)
• M2: 654,939 km (0.065 R)
• M3: 1,156,242 km (0.094 R)
• M4: 2,198,191 km (0.076 R)
• M5: 2,669,125 km (0.112 R)
• M6: 3,818,486 km (0.105 R)
• M7: 4,294,057 km (0.106 R)
• M8: 5,488,297 km (0.073 R)
• M9: 5,997,678 km (0.046 R)
• M10: 6,857,118 km (0.11 R)
• M11: 7,641,160 km (0.084 R)
• M12: 8,567,470 km (0.093 R)
• M13: 12,926,154 km (0.111 R)
• M14: 14,300,060 km (0.032 R)
• M15: 15,706,280 km (0.116 R)
• M16: 16,410,438 km (0.102 R)
• M17: 18,228,501 km (0.092 R)
• M18: 23,315,127 km (0.105 R)
• M19: 24,827,861 km (0.11 R)
• M20: 25,346,367 km (0.098 R)
• M21: 26,315,911 km (0.115 R)
• M22: 28,048,404 km (0.091 R)
• M23: 28,705,438 km (0.093 R)
• M24: 32,659,160 km (0.117 R)
• M25: 33,281,936 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.1

Radius: 12.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.73 AU - 6.03 AU

Year: 7441 Days

Day: 5.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,994,887 km

• M1: 152,141 km (0.103 R)
• M2: 1,467,256 km (0.099 R)
• M3: 1,964,519 km (0.108 R)
• M4: 3,459,002 km (0.076 R)
• M5: 3,899,867 km (0.086 R)
• M6: 4,430,939 km (0.092 R)
• M7: 5,860,197 km (0.062 R)
• M8: 7,275,842 km (0.072 R)
• M9: 8,044,027 km (0.073 R)
• M10: 9,253,077 km (0.11 R)
• M11: 9,832,769 km (0.09 R)
• M12: 10,484,268 km (0.1 R)
• M13: 10,869,183 km (0.068 R)
• M14: 12,133,883 km (0.117 R)
• M15: 12,829,065 km (0.06 R)
• M16: 14,357,955 km (0.086 R)
• M17: 16,387,400 km (0.077 R)
• M18: 17,639,085 km (0.109 R)
• M19: 18,392,460 km (0.092 R)
• M20: 22,644,031 km (0.104 R)
• M21: 23,126,484 km (0.104 R)
• M22: 24,615,432 km (0.065 R)
• M23: 26,788,192 km (0.025 R)
• M24: 31,711,607 km (0.094 R)
• M25: 33,030,761 km (0.067 R)
• M26: 35,238,377 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.4

Radius: 4.7

Gravity: 20.07 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.11 AU - 6.29 AU

Year: 9393 Days

Day: 21.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,994,887 km

• M1: 58,493 km (0.037 R)
• M2: 621,280 km (0.086 R)
• M3: 987,496 km (0.105 R)
• M4: 1,218,774 km (0.079 R)
• M5: 1,805,198 km (0.104 R)
• M6: 2,220,332 km (0.108 R)
• M7: 4,155,081 km (0.113 R)
• M8: 5,326,133 km (0.071 R)
• M9: 5,546,042 km (0.119 R)
• M10: 6,071,430 km (0.116 R)
• M11: 7,069,846 km (0.074 R)
• M12: 7,258,937 km (0.096 R)
• M13: 8,895,987 km (0.096 R)
• M14: 9,072,064 km (0.113 R)
• M15: 9,477,025 km (0.077 R)
• M16: 9,940,928 km (0.098 R)
• M17: 11,579,324 km (0.106 R)
• M18: 13,274,866 km (0.045 R)
• M19: 16,346,859 km (0.104 R)
• M20: 19,268,206 km (0.063 R)
• M21: 22,114,455 km (0.107 R)
• M22: 22,600,947 km (0.054 R)
• M23: 23,511,400 km (0.048 R)
• M24: 24,791,958 km (0.064 R)
• M25: 25,228,933 km (0.102 R)
• M26: 31,081,950 km (0.111 R)
• M27: 34,429,352 km (0.099 R)
• M28: 39,531,836 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.5

Radius: 5.2

Gravity: 26.76 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.53 AU - 7.13 AU

Year: 10993 Days

Day: 17.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,994,887 km

• M1: 65,075 km (0.074 R)
• M2: 281,394 km (0.11 R)
• M3: 461,659 km (0.072 R)
• M4: 656,136 km (0.068 R)
• M5: 847,173 km (0.093 R)
• M6: 1,098,198 km (0.111 R)
• M7: 1,672,355 km (0.116 R)
• M8: 1,930,860 km (0.119 R)
• M9: 2,388,031 km (0.07 R)
• M10: 2,891,727 km (0.036 R)
• M11: 3,912,134 km (0.111 R)
• M12: 5,086,477 km (0.101 R)
• M13: 5,319,700 km (0.107 R)
• M14: 5,771,935 km (0.037 R)
• M15: 6,324,998 km (0.106 R)
• M16: 7,972,220 km (0.099 R)
• M17: 10,407,973 km (0.117 R)
• M18: 11,736,252 km (0.089 R)
• M19: 14,325,941 km (0.094 R)
• M20: 16,177,963 km (0.092 R)
• M21: 16,756,009 km (0.062 R)
• M22: 17,198,519 km (0.108 R)
• M23: 18,261,113 km (0.115 R)
• M24: 19,206,272 km (0.055 R)
• M25: 23,041,214 km (0.039 R)
• M26: 23,957,800 km (0.098 R)
• M27: 24,237,398 km (0.109 R)
• M28: 26,453,990 km (0.076 R)
• M29: 26,652,955 km (0.099 R)
• M30: 26,852,818 km (0.073 R)
• M31: 39,586,140 km (0.1 R)
• M32: 42,922,322 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 16,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit