🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.4

Radius: 11.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.72 AU - 1.18 AU

Year: 617 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,718,779 km

• M1: 148,251 km (0.108 R)
• M2: 411,693 km (0.046 R)
• M3: 747,391 km (0.086 R)
• M4: 1,125,724 km (0.04 R)
• M5: 1,434,943 km (0.116 R)
• M6: 1,683,574 km (0.118 R)
• M7: 1,906,326 km (0.094 R)
• M8: 2,224,520 km (0.118 R)
• M9: 2,569,044 km (0.042 R)
• M10: 2,965,778 km (0.044 R)
• M11: 3,355,779 km (0.044 R)
• M12: 3,829,705 km (0.117 R)
• M13: 4,336,393 km (0.075 R)
• M14: 4,580,388 km (0.091 R)
• M15: 4,908,905 km (0.094 R)
• M16: 5,412,152 km (0.071 R)
• M17: 5,794,075 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 11.3

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.85 AU - 1.09 AU

Year: 637 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,718,779 km

• M1: 140,622 km (0.099 R)
• M2: 528,380 km (0.054 R)
• M3: 1,100,292 km (0.06 R)
• M4: 1,330,972 km (0.087 R)
• M5: 1,544,149 km (0.111 R)
• M6: 1,913,656 km (0.102 R)
• M7: 2,493,946 km (0.062 R)
• M8: 2,856,571 km (0.026 R)
• M9: 3,209,323 km (0.025 R)
• M10: 3,565,067 km (0.099 R)
• M11: 3,842,122 km (0.05 R)
• M12: 4,272,814 km (0.108 R)
• M13: 4,770,826 km (0.108 R)
• M14: 5,470,944 km (0.115 R)
• M15: 5,743,062 km (0.069 R)
• M16: 6,022,212 km (0.091 R)
• M17: 6,307,944 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562

Radius: 9.5

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.89 AU - 1.27 AU

Year: 748 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,718,779 km

• M1: 119,678 km (0.111 R)
• M2: 413,638 km (0.025 R)
• M3: 612,753 km (0.108 R)
• M4: 872,604 km (0.079 R)
• M5: 1,107,623 km (0.085 R)
• M6: 1,306,139 km (0.059 R)
• M7: 1,576,612 km (0.069 R)
• M8: 1,867,281 km (0.118 R)
• M9: 2,348,537 km (0.078 R)
• M10: 2,768,458 km (0.059 R)
• M11: 2,953,960 km (0.094 R)
• M12: 3,313,892 km (0.081 R)
• M13: 3,674,273 km (0.103 R)
• M14: 3,932,330 km (0.058 R)
• M15: 4,522,643 km (0.1 R)
• M16: 4,821,689 km (0.064 R)
• M17: 5,345,880 km (0.099 R)
• M18: 5,644,776 km (0.071 R)
• M19: 5,938,437 km (0.096 R)
• M20: 6,184,376 km (0.089 R)
• M21: 6,705,725 km (0.106 R)
• M22: 7,085,105 km (0.032 R)
• M23: 7,474,957 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.3

Radius: 8.4

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.32 AU - 1.48 AU

Year: 1105 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,718,779 km

• M1: 106,065 km (0.053 R)
• M2: 281,693 km (0.1 R)
• M3: 610,659 km (0.096 R)
• M4: 886,667 km (0.058 R)
• M5: 1,082,341 km (0.064 R)
• M6: 1,343,090 km (0.064 R)
• M7: 1,724,564 km (0.046 R)
• M8: 2,194,750 km (0.093 R)
• M9: 2,682,739 km (0.12 R)
• M10: 3,565,067 km (0.059 R)
• M11: 3,787,220 km (0.114 R)
• M12: 4,003,239 km (0.094 R)
• M13: 4,212,078 km (0.064 R)
• M14: 4,385,910 km (0.059 R)
• M15: 4,688,248 km (0.093 R)
• M16: 4,928,801 km (0.117 R)
• M17: 6,436,149 km (0.11 R)
• M18: 6,701,685 km (0.114 R)
• M19: 7,266,567 km (0.081 R)
• M20: 7,584,462 km (0.042 R)
• M21: 8,789,772 km (0.084 R)
• M22: 9,778,315 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 10.8

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.7 AU - 2.08 AU

Year: 1733 Days

Day: 14.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,718,779 km

• M1: 147,055 km (0.1 R)
• M2: 423,811 km (0.094 R)
• M3: 799,750 km (0.1 R)
• M4: 1,048,681 km (0.107 R)
• M5: 1,322,296 km (0.085 R)
• M6: 1,565,093 km (0.104 R)
• M7: 1,803,851 km (0.099 R)
• M8: 2,620,057 km (0.109 R)
• M9: 3,035,939 km (0.117 R)
• M10: 3,274,249 km (0.105 R)
• M11: 3,977,807 km (0.101 R)
• M12: 4,223,447 km (0.104 R)
• M13: 4,606,268 km (0.063 R)
• M14: 5,051,770 km (0.043 R)
• M15: 5,890,416 km (0.117 R)
• M16: 6,777,382 km (0.091 R)
• M17: 6,991,008 km (0.094 R)
• M18: 7,558,732 km (0.114 R)
• M19: 7,975,362 km (0.117 R)
• M20: 9,460,121 km (0.106 R)
• M21: 9,776,819 km (0.117 R)
• M22: 10,120,446 km (0.081 R)
• M23: 11,119,011 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 10

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.76 AU - 2.82 AU

Year: 2311 Days

Day: 8.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,718,779 km

• M1: 124,465 km (0.111 R)
• M2: 338,989 km (0.11 R)
• M3: 622,028 km (0.098 R)
• M4: 1,320,351 km (0.093 R)
• M5: 1,519,765 km (0.07 R)
• M6: 1,919,789 km (0.109 R)
• M7: 2,587,744 km (0.099 R)
• M8: 2,982,383 km (0.083 R)
• M9: 3,668,439 km (0.09 R)
• M10: 4,410,893 km (0.105 R)
• M11: 4,656,383 km (0.116 R)
• M12: 5,167,559 km (0.074 R)
• M13: 6,026,251 km (0.075 R)
• M14: 6,417,898 km (0.099 R)
• M15: 6,800,570 km (0.112 R)
• M16: 7,017,935 km (0.074 R)
• M17: 7,305,911 km (0.078 R)
• M18: 7,829,653 km (0.099 R)
• M19: 8,419,817 km (0.113 R)
• M20: 9,207,151 km (0.119 R)
• M21: 9,614,206 km (0.048 R)
• M22: 9,899,190 km (0.087 R)
• M23: 10,109,076 km (0.069 R)
• M24: 10,643,739 km (0.107 R)
• M25: 11,192,165 km (0.095 R)
• M26: 11,726,229 km (0.056 R)
• M27: 13,833,016 km (0.048 R)
• M28: 14,680,189 km (0.06 R)
• M29: 15,783,323 km (0.094 R)
• M30: 17,513,423 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 8.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.29 AU - 2.99 AU

Year: 2860 Days

Day: 5.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,718,779 km

• M1: 109,655 km (0.102 R)
• M2: 354,846 km (0.089 R)
• M3: 562,787 km (0.103 R)
• M4: 756,666 km (0.077 R)
• M5: 1,435,990 km (0.107 R)
• M6: 1,680,433 km (0.086 R)
• M7: 2,038,421 km (0.093 R)
• M8: 2,604,050 km (0.074 R)
• M9: 2,921,198 km (0.096 R)
• M10: 3,257,344 km (0.12 R)
• M11: 4,087,163 km (0.078 R)
• M12: 4,627,960 km (0.109 R)
• M13: 4,995,223 km (0.109 R)
• M14: 5,415,742 km (0.083 R)
• M15: 6,182,880 km (0.096 R)
• M16: 6,521,420 km (0.028 R)
• M17: 9,275,966 km (0.102 R)
• M18: 10,357,409 km (0.098 R)
• M19: 10,851,231 km (0.087 R)
• M20: 11,413,420 km (0.078 R)
• M21: 11,585,009 km (0.045 R)
• M22: 12,195,368 km (0.108 R)
• M23: 12,731,078 km (0.082 R)
• M24: 13,125,268 km (0.063 R)
• M25: 13,494,476 km (0.045 R)
• M26: 15,451,216 km (0.105 R)
• M27: 16,496,756 km (0.105 R)
• M28: 17,435,482 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.6

Radius: 11.2

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.47 AU - 5.57 AU

Year: 6408 Days

Day: 14.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,718,779 km

• M1: 404,064 km (0.086 R)
• M2: 1,232,986 km (0.103 R)
• M3: 2,751,404 km (0.056 R)
• M4: 3,010,657 km (0.087 R)
• M5: 3,242,683 km (0.12 R)
• M6: 3,970,627 km (0.101 R)
• M7: 4,513,966 km (0.097 R)
• M8: 5,168,457 km (0.086 R)
• M9: 5,761,912 km (0.076 R)
• M10: 6,728,463 km (0.104 R)
• M11: 9,024,342 km (0.09 R)
• M12: 10,372,219 km (0.118 R)
• M13: 11,436,159 km (0.111 R)
• M14: 11,700,797 km (0.115 R)
• M15: 13,353,256 km (0.069 R)
• M16: 13,845,732 km (0.057 R)
• M17: 14,771,892 km (0.113 R)
• M18: 15,246,267 km (0.114 R)
• M19: 19,363,051 km (0.074 R)
• M20: 22,470,947 km (0.115 R)
• M21: 24,030,056 km (0.098 R)
• M22: 26,668,663 km (0.107 R)
• M23: 29,384,911 km (0.035 R)
• M24: 30,668,910 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.8

Radius: 12

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.42 AU - 6.02 AU

Year: 7953 Days

Day: 6.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,718,779 km

• M1: 190,288 km (0.104 R)
• M2: 441,164 km (0.109 R)
• M3: 1,054,815 km (0.112 R)
• M4: 1,343,389 km (0.076 R)
• M5: 2,160,492 km (0.096 R)
• M6: 2,876,617 km (0.028 R)
• M7: 3,340,969 km (0.048 R)
• M8: 4,253,666 km (0.081 R)
• M9: 4,713,679 km (0.086 R)
• M10: 5,088,422 km (0.045 R)
• M11: 6,179,738 km (0.106 R)
• M12: 7,085,853 km (0.099 R)
• M13: 7,646,546 km (0.04 R)
• M14: 8,020,839 km (0.031 R)
• M15: 11,344,306 km (0.088 R)
• M16: 12,697,568 km (0.119 R)
• M17: 13,358,342 km (0.032 R)
• M18: 14,127,873 km (0.074 R)
• M19: 15,346,946 km (0.091 R)
• M20: 16,666,848 km (0.1 R)
• M21: 17,628,613 km (0.074 R)
• M22: 17,937,981 km (0.074 R)
• M23: 18,302,402 km (0.068 R)
• M24: 19,042,163 km (0.107 R)
• M25: 20,344,712 km (0.089 R)
• M26: 29,869,908 km (0.036 R)
• M27: 30,882,386 km (0.04 R)
• M28: 34,957,282 km (0.028 R)
• M29: 35,247,652 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.3

Radius: 5.8

Gravity: 20.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.81 AU - 9.37 AU

Year: 13944 Days

Day: 24.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 59,718,779 km

• M1: 80,783 km (0.095 R)
• M2: 239,656 km (0.063 R)
• M3: 347,965 km (0.115 R)
• M4: 902,674 km (0.102 R)
• M5: 1,486,704 km (0.03 R)
• M6: 1,637,498 km (0.088 R)
• M7: 2,135,659 km (0.117 R)
• M8: 2,652,669 km (0.111 R)
• M9: 2,932,866 km (0.104 R)
• M10: 3,536,494 km (0.096 R)
• M11: 4,104,218 km (0.083 R)
• M12: 4,324,276 km (0.084 R)
• M13: 4,781,896 km (0.091 R)
• M14: 4,916,983 km (0.104 R)
• M15: 5,878,299 km (0.025 R)
• M16: 7,007,912 km (0.071 R)
• M17: 7,212,861 km (0.099 R)
• M18: 7,631,436 km (0.11 R)
• M19: 9,567,981 km (0.116 R)
• M20: 10,694,303 km (0.084 R)
• M21: 12,258,199 km (0.113 R)
• M22: 14,510,395 km (0.03 R)
• M23: 15,343,805 km (0.112 R)
• M24: 16,200,552 km (0.06 R)
• M25: 18,710,505 km (0.093 R)
• M26: 21,544,936 km (0.063 R)
• M27: 21,904,270 km (0.1 R)
• M28: 24,198,952 km (0.091 R)
• M29: 27,248,654 km (0.101 R)
• M30: 28,965,888 km (0.076 R)
• M31: 32,734,707 km (0.119 R)
• M32: 33,982,204 km (0.11 R)
• M33: 34,252,527 km (0.04 R)
• M34: 34,614,703 km (0.112 R)
• M35: 35,161,633 km (0.076 R)
• M36: 35,528,597 km (0.117 R)
• M37: 37,770,321 km (0.091 R)
• M38: 38,437,079 km (0.114 R)
• M39: 40,080,710 km (0.11 R)
• M40: 47,424,470 km (0.113 R)
• M41: 48,064,300 km (0.104 R)
• M42: 54,243,739 km (0.106 R)
• M43: 56,077,959 km (0.111 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: 525 - 14,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit