🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.52 AU - 0.6 AU

Year: 289 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,583,478 km

• M1: 138,079 km (0.084 R)
• M2: 486,492 km (0.106 R)
• M3: 839,842 km (0.088 R)
• M4: 1,254,827 km (0.116 R)
• M5: 1,720,525 km (0.105 R)
• M6: 2,196,396 km (0.083 R)
• M7: 2,608,089 km (0.073 R)
• M8: 3,061,969 km (0.117 R)
• M9: 3,446,585 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.2

Radius: 12.1

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.05 AU - 1.07 AU

Year: 753 Days

Day: 13.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,583,478 km

• M1: 150,495 km (0.093 R)
• M2: 673,490 km (0.093 R)
• M3: 1,084,136 km (0.047 R)
• M4: 1,635,703 km (0.081 R)
• M5: 2,065,947 km (0.113 R)
• M6: 2,902,947 km (0.089 R)
• M7: 4,149,097 km (0.099 R)
• M8: 4,690,791 km (0.071 R)
• M9: 5,189,700 km (0.076 R)
• M10: 5,897,148 km (0.11 R)
• M11: 6,396,805 km (0.087 R)
• M12: 7,390,434 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.2

Radius: 8.7

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.56 AU - 2.16 AU

Year: 1751 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,583,478 km

• M1: 108,159 km (0.09 R)
• M2: 395,537 km (0.098 R)
• M3: 733,927 km (0.074 R)
• M4: 1,100,592 km (0.098 R)
• M5: 1,472,492 km (0.102 R)
• M6: 2,302,461 km (0.089 R)
• M7: 3,551,902 km (0.103 R)
• M8: 4,681,366 km (0.09 R)
• M9: 5,047,283 km (0.102 R)
• M10: 5,861,245 km (0.116 R)
• M11: 6,520,522 km (0.03 R)
• M12: 6,868,188 km (0.078 R)
• M13: 7,398,811 km (0.094 R)
• M14: 7,986,432 km (0.111 R)
• M15: 8,353,695 km (0.063 R)
• M16: 9,089,417 km (0.091 R)
• M17: 9,832,769 km (0.033 R)
• M18: 10,506,857 km (0.104 R)
• M19: 12,306,519 km (0.044 R)
• M20: 13,861,140 km (0.117 R)
• M21: 15,075,277 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.2

Radius: 13.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.25 AU - 3.33 AU

Year: 3217 Days

Day: 10.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,583,478 km

• M1: 174,282 km (0.093 R)
• M2: 695,929 km (0.046 R)
• M3: 1,674,000 km (0.039 R)
• M4: 2,185,774 km (0.062 R)
• M5: 2,709,367 km (0.114 R)
• M6: 3,625,654 km (0.068 R)
• M7: 4,345,070 km (0.085 R)
• M8: 4,807,627 km (0.093 R)
• M9: 6,453,203 km (0.117 R)
• M10: 7,606,154 km (0.113 R)
• M11: 8,651,095 km (0.063 R)
• M12: 9,102,282 km (0.098 R)
• M13: 13,760,910 km (0.119 R)
• M14: 14,233,340 km (0.083 R)
• M15: 15,767,017 km (0.102 R)
• M16: 18,697,639 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.5

Radius: 13.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.45 AU - 3.85 AU

Year: 4813 Days

Day: 9.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,583,478 km

• M1: 166,802 km (0.107 R)
• M2: 643,720 km (0.065 R)
• M3: 1,170,155 km (0.118 R)
• M4: 1,601,445 km (0.113 R)
• M5: 2,463,279 km (0.109 R)
• M6: 3,572,846 km (0.066 R)
• M7: 5,178,929 km (0.12 R)
• M8: 7,640,262 km (0.093 R)
• M9: 8,830,463 km (0.042 R)
• M10: 11,577,080 km (0.107 R)
• M11: 12,491,721 km (0.102 R)
• M12: 15,355,174 km (0.091 R)
• M13: 16,105,108 km (0.101 R)
• M14: 17,183,559 km (0.088 R)
• M15: 18,760,471 km (0.097 R)
• M16: 25,239,854 km (0.076 R)
• M17: 26,122,032 km (0.084 R)
• M18: 27,778,529 km (0.083 R)
• M19: 28,203,387 km (0.099 R)
• M20: 29,328,363 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.4

Radius: 9.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.71 AU - 5.25 AU

Year: 6545 Days

Day: 11.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,583,478 km

• M1: 113,096 km (0.074 R)
• M2: 403,017 km (0.102 R)
• M3: 921,672 km (0.102 R)
• M4: 1,326,335 km (0.029 R)
• M5: 3,134,075 km (0.118 R)
• M6: 3,467,828 km (0.099 R)
• M7: 3,989,476 km (0.114 R)
• M8: 4,382,619 km (0.085 R)
• M9: 5,076,604 km (0.063 R)
• M10: 5,658,839 km (0.067 R)
• M11: 6,220,279 km (0.067 R)
• M12: 7,166,935 km (0.079 R)
• M13: 7,490,814 km (0.103 R)
• M14: 8,013,958 km (0.095 R)
• M15: 10,308,640 km (0.116 R)
• M16: 11,338,471 km (0.086 R)
• M17: 11,928,186 km (0.041 R)
• M18: 14,267,299 km (0.093 R)
• M19: 17,150,199 km (0.115 R)
• M20: 19,274,788 km (0.111 R)
• M21: 20,616,083 km (0.052 R)
• M22: 21,868,067 km (0.066 R)
• M23: 22,398,092 km (0.103 R)
• M24: 24,685,294 km (0.112 R)
• M25: 27,824,007 km (0.067 R)
• M26: 28,896,624 km (0.113 R)
• M27: 31,219,280 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367

Radius: 3.1

Gravity: 38.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.12 AU - 6.04 AU

Year: 9098 Days

Day: 22.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,583,478 km

• M1: 38,596 km (0.072 R)
• M2: 166,802 km (0.096 R)
• M3: 281,244 km (0.075 R)
• M4: 448,943 km (0.094 R)
• M5: 673,041 km (0.107 R)
• M6: 789,727 km (0.111 R)
• M7: 1,350,869 km (0.068 R)
• M8: 1,473,689 km (0.045 R)
• M9: 1,644,679 km (0.086 R)
• M10: 1,933,552 km (0.1 R)
• M11: 2,323,405 km (0.102 R)
• M12: 2,648,481 km (0.114 R)
• M13: 3,044,167 km (0.088 R)
• M14: 3,234,755 km (0.112 R)
• M15: 3,639,417 km (0.098 R)
• M16: 4,282,089 km (0.037 R)
• M17: 5,055,361 km (0.049 R)
• M18: 6,047,793 km (0.107 R)
• M19: 6,694,654 km (0.114 R)
• M20: 7,163,195 km (0.051 R)
• M21: 7,348,995 km (0.086 R)
• M22: 7,652,978 km (0.042 R)
• M23: 8,532,315 km (0.074 R)
• M24: 8,825,676 km (0.106 R)
• M25: 10,441,483 km (0.054 R)
• M26: 12,191,329 km (0.069 R)
• M27: 18,804,602 km (0.07 R)
• M28: 21,297,202 km (0.098 R)
• M29: 24,167,087 km (0.054 R)
• M30: 31,148,521 km (0.037 R)
• M31: 31,842,804 km (0.094 R)
• M32: 36,117,414 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532

Radius: 7.9

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.27 AU - 7.13 AU

Year: 11971 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,583,478 km

• M1: 98,286 km (0.039 R)
• M2: 350,508 km (0.08 R)
• M3: 741,557 km (0.105 R)
• M4: 1,410,110 km (0.118 R)
• M5: 1,677,441 km (0.111 R)
• M6: 1,928,915 km (0.116 R)
• M7: 2,297,524 km (0.116 R)
• M8: 2,733,452 km (0.11 R)
• M9: 4,039,741 km (0.066 R)
• M10: 4,437,522 km (0.115 R)
• M11: 5,179,826 km (0.099 R)
• M12: 5,895,054 km (0.09 R)
• M13: 6,791,145 km (0.115 R)
• M14: 10,279,917 km (0.093 R)
• M15: 10,540,965 km (0.107 R)
• M16: 11,130,979 km (0.105 R)
• M17: 11,573,639 km (0.081 R)
• M18: 13,587,526 km (0.1 R)
• M19: 14,221,671 km (0.101 R)
• M20: 17,916,739 km (0.107 R)
• M21: 19,068,493 km (0.046 R)
• M22: 20,845,865 km (0.04 R)
• M23: 21,603,728 km (0.103 R)
• M24: 22,032,774 km (0.068 R)
• M25: 27,332,429 km (0.082 R)
• M26: 31,740,928 km (0.04 R)
• M27: 34,812,023 km (0.112 R)
• M28: 35,520,518 km (0.092 R)
• M29: 38,450,542 km (0.109 R)
• M30: 40,751,058 km (0.105 R)
• M31: 42,602,631 km (0.074 R)
• M32: 47,764,805 km (0.061 R)
• M33: 48,200,883 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.1

Radius: 5.3

Gravity: 22.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.93 AU - 11.35 AU

Year: 20660 Days

Day: 22.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,583,478 km

• M1: 66,122 km (0.102 R)
• M2: 591,510 km (0.077 R)
• M3: 784,641 km (0.056 R)
• M4: 1,301,950 km (0.115 R)
• M5: 1,600,697 km (0.054 R)
• M6: 1,793,828 km (0.098 R)
• M7: 2,164,232 km (0.104 R)
• M8: 2,491,553 km (0.101 R)
• M9: 5,226,800 km (0.068 R)
• M10: 5,614,707 km (0.048 R)
• M11: 7,408,087 km (0.096 R)
• M12: 7,748,422 km (0.057 R)
• M13: 8,724,847 km (0.09 R)
• M14: 10,309,238 km (0.082 R)
• M15: 11,552,097 km (0.053 R)
• M16: 13,171,494 km (0.096 R)
• M17: 15,955,211 km (0.093 R)
• M18: 18,927,422 km (0.087 R)
• M19: 19,380,105 km (0.085 R)
• M20: 24,738,401 km (0.1 R)
• M21: 25,498,059 km (0.109 R)
• M22: 26,836,212 km (0.093 R)
• M23: 30,508,840 km (0.114 R)
• M24: 32,917,964 km (0.094 R)
• M25: 33,440,809 km (0.094 R)
• M26: 34,502,954 km (0.085 R)
• M27: 35,724,720 km (0.044 R)
• M28: 37,682,058 km (0.065 R)
• M29: 43,352,865 km (0.09 R)
• M30: 44,934,413 km (0.087 R)
• M31: 46,064,176 km (0.104 R)
• M32: 51,821,750 km (0.086 R)
• M33: 52,351,775 km (0.046 R)
• M34: 61,132,272 km (0.113 R)
• M35: 61,723,782 km (0.118 R)
• M36: 64,739,227 km (0.072 R)
• M37: 68,485,456 km (0.08 R)
• M38: 74,596,081 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.1

Radius: 4.6

Gravity: 32.47 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.87 AU - 11.33 AU

Year: 23822 Days

Day: 19.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,583,478 km

• M1: 57,745 km (0.067 R)
• M2: 216,319 km (0.038 R)
• M3: 369,507 km (0.068 R)
• M4: 662,569 km (0.043 R)
• M5: 943,215 km (0.106 R)
• M6: 1,330,374 km (0.072 R)
• M7: 1,685,070 km (0.117 R)
• M8: 2,366,489 km (0.11 R)
• M9: 2,781,623 km (0.119 R)
• M10: 3,102,959 km (0.048 R)
• M11: 4,824,681 km (0.113 R)
• M12: 5,288,285 km (0.06 R)
• M13: 7,695,913 km (0.069 R)
• M14: 8,273,809 km (0.111 R)
• M15: 8,880,279 km (0.082 R)
• M16: 10,367,731 km (0.119 R)
• M17: 11,071,888 km (0.11 R)
• M18: 12,503,988 km (0.084 R)
• M19: 15,076,922 km (0.092 R)
• M20: 15,401,101 km (0.07 R)
• M21: 19,951,270 km (0.112 R)
• M22: 25,550,718 km (0.118 R)
• M23: 26,712,794 km (0.087 R)
• M24: 27,546,952 km (0.113 R)
• M25: 28,768,568 km (0.054 R)
• M26: 30,153,545 km (0.105 R)
• M27: 32,112,978 km (0.07 R)
• M28: 32,649,436 km (0.05 R)
• M29: 46,869,462 km (0.108 R)
• M30: 49,314,340 km (0.076 R)
• M31: 50,207,738 km (0.104 R)
• M32: 50,748,983 km (0.103 R)
• M33: 52,395,906 km (0.105 R)
• M34: 55,603,285 km (0.096 R)
• M35: 56,376,556 km (0.05 R)
• M36: 58,539,891 km (0.067 R)
• M37: 59,139,329 km (0.119 R)
• M38: 63,240,854 km (0.085 R)
• M39: 66,006,171 km (0.114 R)
• M40: 71,093,994 km (0.092 R)
• M41: 83,799,940 km (0.082 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 16,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit