🌌 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: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 10

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.69 AU - 0.79 AU

Year: 418 Days

Day: 6 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,027,872 km

• M1: 124,465 km (0.05 R)
• M2: 465,249 km (0.113 R)
• M3: 1,060,948 km (0.058 R)
• M4: 1,443,919 km (0.038 R)
• M5: 1,926,821 km (0.08 R)
• M6: 2,283,611 km (0.118 R)
• M7: 2,655,811 km (0.101 R)
• M8: 3,774,354 km (0.071 R)
• M9: 4,152,986 km (0.093 R)
• M10: 4,972,184 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 9.2

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.72 AU - 1.2 AU

Year: 617 Days

Day: 15 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,027,872 km

• M1: 114,442 km (0.1 R)
• M2: 421,866 km (0.092 R)
• M3: 861,534 km (0.112 R)
• M4: 1,433,596 km (0.117 R)
• M5: 1,983,219 km (0.045 R)
• M6: 2,433,209 km (0.119 R)
• M7: 2,872,130 km (0.116 R)
• M8: 3,854,988 km (0.117 R)
• M9: 5,063,738 km (0.096 R)
• M10: 6,297,472 km (0.089 R)
• M11: 6,703,929 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588

Radius: 9

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.1 AU - 1.18 AU

Year: 798 Days

Day: 9.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,027,872 km

• M1: 111,899 km (0.117 R)
• M2: 716,275 km (0.088 R)
• M3: 1,098,497 km (0.115 R)
• M4: 1,498,671 km (0.069 R)
• M5: 2,088,835 km (0.079 R)
• M6: 2,379,953 km (0.092 R)
• M7: 4,427,648 km (0.096 R)
• M8: 5,869,921 km (0.101 R)
• M9: 6,351,776 km (0.056 R)
• M10: 6,816,427 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.4

Radius: 9.3

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.15 AU - 1.25 AU

Year: 862 Days

Day: 6.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,027,872 km

• M1: 115,938 km (0.098 R)
• M2: 407,505 km (0.088 R)
• M3: 734,077 km (0.094 R)
• M4: 1,028,635 km (0.091 R)
• M5: 1,871,619 km (0.111 R)
• M6: 5,338,550 km (0.1 R)
• M7: 6,717,842 km (0.06 R)
• M8: 8,119,873 km (0.114 R)
• M9: 8,679,968 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.2

Radius: 14.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.54 AU - 1.76 AU

Year: 1390 Days

Day: 15 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,027,872 km

• M1: 188,493 km (0.101 R)
• M2: 1,198,877 km (0.076 R)
• M3: 2,187,270 km (0.117 R)
• M4: 2,683,187 km (0.115 R)
• M5: 3,149,185 km (0.09 R)
• M6: 4,549,720 km (0.069 R)
• M7: 6,857,716 km (0.087 R)
• M8: 7,356,774 km (0.062 R)
• M9: 7,908,491 km (0.071 R)
• M10: 10,706,869 km (0.109 R)
• M11: 11,672,823 km (0.098 R)
• M12: 12,348,556 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.2

Radius: 9.3

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.71 AU - 2.63 AU

Year: 2097 Days

Day: 14.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,027,872 km

• M1: 115,639 km (0.11 R)
• M2: 407,804 km (0.12 R)
• M3: 1,166,115 km (0.078 R)
• M4: 1,508,246 km (0.107 R)
• M5: 1,830,031 km (0.106 R)
• M6: 2,185,625 km (0.111 R)
• M7: 2,573,532 km (0.065 R)
• M8: 3,115,376 km (0.094 R)
• M9: 4,040,489 km (0.086 R)
• M10: 4,607,914 km (0.09 R)
• M11: 5,094,855 km (0.099 R)
• M12: 5,615,754 km (0.077 R)
• M13: 6,424,780 km (0.118 R)
• M14: 6,764,217 km (0.067 R)
• M15: 7,060,571 km (0.11 R)
• M16: 8,152,336 km (0.111 R)
• M17: 9,721,318 km (0.119 R)
• M18: 10,922,141 km (0.099 R)
• M19: 11,983,089 km (0.115 R)
• M20: 13,488,642 km (0.112 R)
• M21: 14,089,875 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 13.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.66 AU - 6.08 AU

Year: 7050 Days

Day: 14.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,027,872 km

• M1: 169,794 km (0.059 R)
• M2: 592,856 km (0.113 R)
• M3: 1,399,488 km (0.069 R)
• M4: 2,326,696 km (0.07 R)
• M5: 2,974,454 km (0.111 R)
• M6: 3,631,040 km (0.049 R)
• M7: 4,528,477 km (0.108 R)
• M8: 5,098,445 km (0.085 R)
• M9: 5,790,186 km (0.083 R)
• M10: 6,490,004 km (0.119 R)
• M11: 7,015,691 km (0.063 R)
• M12: 8,247,779 km (0.095 R)
• M13: 10,753,693 km (0.118 R)
• M14: 13,026,534 km (0.079 R)
• M15: 13,820,599 km (0.087 R)
• M16: 14,553,479 km (0.106 R)
• M17: 16,448,585 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.6

Radius: 5.9

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.1 AU - 9.44 AU

Year: 15602 Days

Day: 18.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,027,872 km

• M1: 110,403 km (0.095 R)
• M2: 332,406 km (0.097 R)
• M3: 542,891 km (0.087 R)
• M4: 834,307 km (0.109 R)
• M5: 1,121,535 km (0.11 R)
• M6: 2,105,590 km (0.097 R)
• M7: 3,264,674 km (0.095 R)
• M8: 5,526,594 km (0.062 R)
• M9: 6,079,508 km (0.085 R)
• M10: 6,582,007 km (0.114 R)
• M11: 8,107,008 km (0.034 R)
• M12: 8,458,413 km (0.052 R)
• M13: 9,354,205 km (0.081 R)
• M14: 9,853,264 km (0.099 R)
• M15: 10,487,260 km (0.054 R)
• M16: 11,086,698 km (0.113 R)
• M17: 11,271,003 km (0.094 R)
• M18: 11,772,305 km (0.111 R)
• M19: 13,856,054 km (0.068 R)
• M20: 14,431,258 km (0.071 R)
• M21: 15,323,759 km (0.077 R)
• M22: 18,564,348 km (0.036 R)
• M23: 18,824,349 km (0.11 R)
• M24: 21,847,273 km (0.116 R)
• M25: 28,030,751 km (0.096 R)
• M26: 29,066,118 km (0.086 R)
• M27: 30,246,146 km (0.052 R)
• M28: 32,200,044 km (0.084 R)
• M29: 32,827,458 km (0.098 R)
• M30: 33,848,313 km (0.099 R)
• M31: 37,037,590 km (0.055 R)
• M32: 56,020,214 km (0.12 R)
• M33: 58,029,014 km (0.103 R)
• M34: 60,274,628 km (0.102 R)
• M35: 63,750,684 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.1

Radius: 4.9

Gravity: 28.49 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.38 AU - 9.7 AU

Year: 19330 Days

Day: 21.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,027,872 km

• M1: 63,878 km (0.1 R)
• M2: 239,656 km (0.066 R)
• M3: 413,189 km (0.106 R)
• M4: 637,586 km (0.078 R)
• M5: 976,575 km (0.111 R)
• M6: 1,180,327 km (0.092 R)
• M7: 1,351,617 km (0.088 R)
• M8: 1,506,899 km (0.104 R)
• M9: 2,007,155 km (0.101 R)
• M10: 4,333,252 km (0.097 R)
• M11: 5,885,180 km (0.042 R)
• M12: 6,695,851 km (0.098 R)
• M13: 7,058,476 km (0.084 R)
• M14: 8,022,335 km (0.09 R)
• M15: 8,431,336 km (0.087 R)
• M16: 12,020,189 km (0.104 R)
• M17: 14,257,275 km (0.118 R)
• M18: 15,240,283 km (0.08 R)
• M19: 16,106,754 km (0.041 R)
• M20: 16,592,947 km (0.059 R)
• M21: 18,023,701 km (0.069 R)
• M22: 19,443,534 km (0.08 R)
• M23: 24,147,639 km (0.086 R)
• M24: 24,570,852 km (0.105 R)
• M25: 25,650,500 km (0.093 R)
• M26: 26,201,917 km (0.113 R)
• M27: 34,107,417 km (0.1 R)
• M28: 37,105,807 km (0.057 R)
• M29: 37,952,980 km (0.117 R)
• M30: 43,309,182 km (0.086 R)
• M31: 52,784,262 km (0.119 R)
• M32: 60,977,588 km (0.05 R)
• M33: 61,368,936 km (0.09 R)
• M34: 68,280,208 km (0.1 R)
• M35: 71,922,617 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.6

Radius: 7

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.43 AU - 11.55 AU

Year: 20714 Days

Day: 20.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,027,872 km

• M1: 128,804 km (0.114 R)
• M2: 385,813 km (0.1 R)
• M3: 762,500 km (0.109 R)
• M4: 1,095,356 km (0.117 R)
• M5: 1,413,999 km (0.068 R)
• M6: 1,705,416 km (0.106 R)
• M7: 2,036,775 km (0.107 R)
• M8: 2,614,223 km (0.025 R)
• M9: 3,082,315 km (0.103 R)
• M10: 3,378,070 km (0.108 R)
• M11: 3,933,526 km (0.063 R)
• M12: 7,660,009 km (0.114 R)
• M13: 8,827,022 km (0.093 R)
• M14: 9,480,915 km (0.1 R)
• M15: 9,934,495 km (0.078 R)
• M16: 10,402,438 km (0.106 R)
• M17: 11,894,676 km (0.091 R)
• M18: 14,615,114 km (0.09 R)
• M19: 18,325,739 km (0.107 R)
• M20: 18,675,349 km (0.054 R)
• M21: 21,344,475 km (0.082 R)
• M22: 22,619,647 km (0.067 R)
• M23: 27,539,622 km (0.09 R)
• M24: 30,126,318 km (0.05 R)
• M25: 31,105,736 km (0.118 R)
• M26: 33,516,805 km (0.054 R)
• M27: 46,158,573 km (0.1 R)
• M28: 49,963,894 km (0.109 R)
• M29: 50,646,210 km (0.059 R)
• M30: 52,731,005 km (0.043 R)
• M31: 53,794,497 km (0.106 R)
• M32: 54,691,486 km (0.092 R)
• M33: 56,700,136 km (0.041 R)
• M34: 60,670,464 km (0.089 R)
• M35: 62,427,341 km (0.034 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 17,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit