🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.91 AU - 1.09 AU

Year: 383 Days

Day: 41.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 23,730,667 km

• M1: 71,209 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.15 AU - 1.15 AU

Year: 472 Days

Day: 46.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 23,730,667 km

• M1: 560,543 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.62 AU - 3.04 AU

Year: 1823 Days

Day: 16.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,730,667 km

• M1: 2,523,417 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.84 AU - 4.08 AU

Year: 3017 Days

Day: 13.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 11.1

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.5 AU - 4.82 AU

Year: 3852 Days

Day: 7.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 23,730,667 km

• M1: 156,031 km (0.097 R)
• M2: 275,410 km (0.109 R)
• M3: 402,568 km (0.111 R)
• M4: 507,735 km (0.113 R)
• M5: 739,612 km (0.074 R)
• M6: 828,623 km (0.085 R)
• M7: 898,036 km (0.116 R)
• M8: 1,018,612 km (0.084 R)
• M9: 1,317,209 km (0.083 R)
• M10: 1,399,787 km (0.091 R)
• M11: 1,628,971 km (0.075 R)
• M12: 1,748,201 km (0.104 R)
• M13: 1,964,070 km (0.104 R)
• M14: 2,059,364 km (0.028 R)
• M15: 2,287,800 km (0.111 R)
• M16: 2,541,817 km (0.068 R)
• M17: 2,698,746 km (0.112 R)
• M18: 2,841,013 km (0.08 R)
• M19: 2,985,824 km (0.058 R)
• M20: 3,550,705 km (0.101 R)
• M21: 3,667,691 km (0.061 R)
• M22: 4,230,777 km (0.11 R)
• M23: 4,649,651 km (0.043 R)
• M24: 5,214,084 km (0.095 R)
• M25: 5,414,545 km (0.103 R)
• M26: 5,549,632 km (0.074 R)
• M27: 6,031,337 km (0.083 R)
• M28: 6,742,825 km (0.11 R)
• M29: 6,888,384 km (0.086 R)
• M30: 7,331,193 km (0.112 R)
• M31: 8,296,249 km (0.089 R)
• M32: 8,400,220 km (0.116 R)
• M33: 8,767,482 km (0.115 R)
• M34: 8,846,769 km (0.11 R)
• M35: 9,355,103 km (0.043 R)
• M36: 9,900,387 km (0.092 R)
• M37: 10,093,668 km (0.052 R)
• M38: 10,232,494 km (0.054 R)
• M39: 10,455,994 km (0.053 R)
• M40: 11,078,919 km (0.112 R)
• M41: 11,250,957 km (0.083 R)
• M42: 11,452,764 km (0.117 R)
• M43: 12,006,426 km (0.085 R)
• M44: 12,183,251 km (0.106 R)
• M45: 12,390,444 km (0.036 R)
• M46: 12,868,558 km (0.117 R)
• M47: 13,140,228 km (0.039 R)
• M48: 13,566,433 km (0.108 R)
• M49: 14,152,258 km (0.042 R)
• M50: 14,495,136 km (0.077 R)
• M51: 15,348,592 km (0.118 R)
• M52: 15,476,349 km (0.113 R)
• M53: 15,700,895 km (0.053 R)
• M54: 15,926,489 km (0.078 R)
• M55: 16,675,525 km (0.111 R)
• M56: 17,170,096 km (0.071 R)
• M57: 18,410,711 km (0.056 R)
• M58: 18,819,263 km (0.083 R)
• M59: 19,334,178 km (0.071 R)
• M60: 19,472,257 km (0.091 R)
• M61: 19,923,444 km (0.025 R)
• M62: 20,237,750 km (0.095 R)
• M63: 20,589,005 km (0.108 R)
• M64: 20,942,206 km (0.049 R)
• M65: 21,048,570 km (0.059 R)
• M66: 21,332,956 km (0.045 R)
• M67: 21,511,426 km (0.111 R)
• M68: 21,582,934 km (0.106 R)
• M69: 21,654,591 km (0.105 R)
• M70: 22,374,905 km (0.075 R)
• M71: 22,483,662 km (0.088 R)
• M72: 23,470,260 km (0.111 R)
• M73: 23,617,614 km (0.091 R)
• M74: 23,839,169 km (0.083 R)
• M75: 24,433,671 km (0.063 R)
• M76: 24,920,163 km (0.086 R)
• M77: 25,108,058 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.9

Radius: 8.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.99 AU - 5.89 AU

Year: 4204 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 23,730,667 km

• M1: 148,999 km (0.099 R)
• M2: 210,484 km (0.086 R)
• M3: 281,842 km (0.043 R)
• M4: 410,497 km (0.03 R)
• M5: 691,441 km (0.108 R)
• M6: 811,718 km (0.117 R)
• M7: 1,155,045 km (0.072 R)
• M8: 1,311,973 km (0.095 R)
• M9: 1,386,922 km (0.088 R)
• M10: 1,541,008 km (0.049 R)
• M11: 1,674,000 km (0.056 R)
• M12: 1,755,531 km (0.097 R)
• M13: 1,908,719 km (0.109 R)
• M14: 1,979,928 km (0.097 R)
• M15: 2,303,508 km (0.092 R)
• M16: 2,379,354 km (0.097 R)
• M17: 2,533,739 km (0.111 R)
• M18: 2,967,124 km (0.117 R)
• M19: 3,794,101 km (0.077 R)
• M20: 4,084,919 km (0.095 R)
• M21: 4,496,613 km (0.115 R)
• M22: 4,611,205 km (0.054 R)
• M23: 4,843,381 km (0.114 R)
• M24: 5,019,906 km (0.09 R)
• M25: 5,399,885 km (0.101 R)
• M26: 5,501,462 km (0.102 R)
• M27: 5,851,521 km (0.048 R)
• M28: 5,934,847 km (0.086 R)
• M29: 6,379,302 km (0.083 R)
• M30: 6,944,483 km (0.113 R)
• M31: 7,210,767 km (0.105 R)
• M32: 7,503,081 km (0.073 R)
• M33: 7,845,212 km (0.12 R)
• M34: 7,914,176 km (0.106 R)
• M35: 8,099,229 km (0.076 R)
• M36: 8,309,264 km (0.104 R)
• M37: 8,710,785 km (0.103 R)
• M38: 8,925,907 km (0.115 R)
• M39: 9,288,233 km (0.062 R)
• M40: 9,459,073 km (0.083 R)
• M41: 9,779,063 km (0.095 R)
• M42: 9,977,729 km (0.077 R)
• M43: 10,152,759 km (0.111 R)
• M44: 10,379,100 km (0.114 R)
• M45: 10,455,096 km (0.063 R)
• M46: 10,837,019 km (0.037 R)
• M47: 11,327,551 km (0.099 R)
• M48: 11,719,946 km (0.112 R)
• M49: 12,063,572 km (0.102 R)
• M50: 12,170,086 km (0.088 R)
• M51: 12,303,527 km (0.071 R)
• M52: 12,815,152 km (0.107 R)
• M53: 13,005,291 km (0.09 R)
• M54: 13,223,853 km (0.09 R)
• M55: 13,554,016 km (0.084 R)
• M56: 13,775,720 km (0.11 R)
• M57: 14,166,320 km (0.07 R)
• M58: 14,730,902 km (0.099 R)
• M59: 14,930,167 km (0.118 R)
• M60: 15,649,284 km (0.107 R)
• M61: 15,940,102 km (0.039 R)
• M62: 16,027,766 km (0.079 R)
• M63: 16,203,394 km (0.099 R)
• M64: 16,586,215 km (0.049 R)
• M65: 16,645,456 km (0.118 R)
• M66: 16,734,317 km (0.073 R)
• M67: 16,823,328 km (0.093 R)
• M68: 17,360,833 km (0.067 R)
• M69: 17,571,467 km (0.094 R)
• M70: 17,813,067 km (0.065 R)
• M71: 18,914,257 km (0.039 R)
• M72: 19,317,423 km (0.036 R)
• M73: 19,442,038 km (0.083 R)
• M74: 19,629,335 km (0.12 R)
• M75: 20,289,959 km (0.082 R)
• M76: 20,862,021 km (0.111 R)
• M77: 21,021,792 km (0.114 R)
• M78: 21,085,820 km (0.039 R)
• M79: 21,182,011 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.9

Radius: 8.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.72 AU - 7.36 AU

Year: 5684 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 23,730,667 km

• M1: 167,550 km (0.063 R)
• M2: 362,775 km (0.116 R)
• M3: 426,354 km (0.051 R)
• M4: 591,660 km (0.082 R)
• M5: 816,505 km (0.102 R)
• M6: 1,005,597 km (0.063 R)
• M7: 1,356,105 km (0.116 R)
• M8: 1,819,559 km (0.076 R)
• M9: 2,571,438 km (0.047 R)
• M10: 3,219,795 km (0.041 R)
• M11: 3,282,626 km (0.091 R)
• M12: 3,866,507 km (0.049 R)
• M13: 4,119,327 km (0.06 R)
• M14: 4,187,693 km (0.071 R)
• M15: 4,412,539 km (0.091 R)
• M16: 4,482,401 km (0.107 R)
• M17: 4,712,483 km (0.103 R)
• M18: 5,220,966 km (0.096 R)
• M19: 5,276,466 km (0.106 R)
• M20: 5,557,112 km (0.115 R)
• M21: 5,613,810 km (0.065 R)
• M22: 5,977,482 km (0.116 R)
• M23: 6,211,154 km (0.104 R)
• M24: 6,527,404 km (0.063 R)
• M25: 6,607,289 km (0.101 R)
• M26: 6,909,776 km (0.119 R)
• M27: 7,237,545 km (0.099 R)
• M28: 7,444,888 km (0.078 R)
• M29: 7,971,921 km (0.101 R)
• M30: 8,840,337 km (0.072 R)
• M31: 8,973,179 km (0.109 R)
• M32: 9,128,911 km (0.105 R)
• M33: 9,398,187 km (0.084 R)
• M34: 9,990,445 km (0.061 R)
• M35: 10,501,172 km (0.112 R)
• M36: 10,854,223 km (0.039 R)
• M37: 11,187,228 km (0.099 R)
• M38: 11,330,992 km (0.093 R)
• M39: 11,547,759 km (0.118 R)
• M40: 11,668,784 km (0.098 R)
• M41: 11,961,098 km (0.064 R)
• M42: 12,083,469 km (0.092 R)
• M43: 12,577,591 km (0.067 R)
• M44: 12,827,120 km (0.084 R)
• M45: 13,153,991 km (0.078 R)
• M46: 13,508,987 km (0.096 R)
• M47: 14,125,031 km (0.095 R)
• M48: 14,254,583 km (0.049 R)
• M49: 14,855,218 km (0.102 R)
• M50: 15,838,974 km (0.085 R)
• M51: 16,054,544 km (0.063 R)
• M52: 16,788,920 km (0.117 R)
• M53: 17,118,784 km (0.095 R)
• M54: 17,617,692 km (0.057 R)
• M55: 17,952,941 km (0.072 R)
• M56: 18,009,040 km (0.094 R)
• M57: 18,177,637 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 13.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.22 AU - 6.9 AU

Year: 5712 Days

Day: 13.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 23,730,667 km

• M1: 210,185 km (0.069 R)
• M2: 336,595 km (0.1 R)
• M3: 490,531 km (0.069 R)
• M4: 674,986 km (0.095 R)
• M5: 913,445 km (0.112 R)
• M6: 1,212,341 km (0.081 R)
• M7: 1,701,676 km (0.103 R)
• M8: 1,865,934 km (0.088 R)
• M9: 2,132,069 km (0.042 R)
• M10: 2,390,574 km (0.106 R)
• M11: 2,575,776 km (0.097 R)
• M12: 2,895,168 km (0.051 R)
• M13: 3,502,535 km (0.088 R)
• M14: 3,713,767 km (0.112 R)
• M15: 3,809,061 km (0.086 R)
• M16: 4,002,192 km (0.083 R)
• M17: 4,323,079 km (0.091 R)
• M18: 4,423,459 km (0.082 R)
• M19: 4,703,806 km (0.115 R)
• M20: 5,552,325 km (0.103 R)
• M21: 6,766,312 km (0.039 R)
• M22: 7,001,180 km (0.102 R)
• M23: 7,208,822 km (0.067 R)
• M24: 7,358,420 km (0.068 R)
• M25: 7,448,777 km (0.116 R)
• M26: 8,592,453 km (0.043 R)
• M27: 8,751,176 km (0.054 R)
• M28: 9,007,288 km (0.059 R)
• M29: 9,331,018 km (0.047 R)
• M30: 9,658,487 km (0.102 R)
• M31: 9,757,521 km (0.118 R)
• M32: 9,989,697 km (0.11 R)
• M33: 10,561,610 km (0.079 R)
• M34: 10,937,400 km (0.073 R)
• M35: 11,526,666 km (0.107 R)
• M36: 11,631,833 km (0.064 R)
• M37: 12,090,799 km (0.045 R)
• M38: 12,591,952 km (0.112 R)
• M39: 12,736,314 km (0.078 R)
• M40: 13,026,833 km (0.109 R)
• M41: 14,930,017 km (0.115 R)
• M42: 15,082,906 km (0.097 R)
• M43: 15,274,840 km (0.097 R)
• M44: 15,972,415 km (0.115 R)
• M45: 17,278,255 km (0.071 R)
• M46: 17,559,798 km (0.114 R)
• M47: 18,331,274 km (0.056 R)
• M48: 20,075,885 km (0.029 R)
• M49: 21,182,311 km (0.089 R)
• M50: 21,699,620 km (0.033 R)
• M51: 21,829,620 km (0.105 R)
• M52: 22,221,118 km (0.098 R)
• M53: 22,395,998 km (0.105 R)
• M54: 22,571,177 km (0.06 R)
• M55: 23,320,962 km (0.048 R)
• M56: 24,303,371 km (0.071 R)
• M57: 24,573,694 km (0.104 R)
• M58: 24,799,737 km (0.108 R)
• M59: 24,890,393 km (0.048 R)
• M60: 25,208,288 km (0.1 R)
• M61: 25,436,276 km (0.103 R)
• M62: 25,527,680 km (0.078 R)
• M63: 25,940,121 km (0.116 R)
• M64: 26,124,276 km (0.068 R)
• M65: 26,586,234 km (0.114 R)
• M66: 27,518,528 km (0.086 R)
• M67: 28,794,000 km (0.104 R)
• M68: 29,175,624 km (0.074 R)
• M69: 29,319,238 km (0.054 R)
• M70: 29,751,277 km (0.053 R)
• M71: 29,943,959 km (0.109 R)
• M72: 30,040,449 km (0.062 R)
• M73: 31,060,108 km (0.026 R)
• M74: 31,795,232 km (0.106 R)
• M75: 32,090,987 km (0.097 R)
• M76: 32,288,606 km (0.057 R)
• M77: 32,536,190 km (0.092 R)
• M78: 33,282,833 km (0.108 R)
• M79: 33,533,111 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.6

Radius: 8.9

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.02 AU - 8.86 AU

Year: 8566 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 23,730,667 km

• M1: 112,647 km (0.106 R)
• M2: 263,891 km (0.113 R)
• M3: 497,563 km (0.115 R)
• M4: 719,566 km (0.087 R)
• M5: 856,597 km (0.11 R)
• M6: 1,213,089 km (0.117 R)
• M7: 1,640,041 km (0.079 R)
• M8: 1,814,024 km (0.041 R)
• M9: 2,311,138 km (0.093 R)
• M10: 2,403,140 km (0.075 R)
• M11: 2,486,017 km (0.05 R)
• M12: 2,697,399 km (0.108 R)
• M13: 2,881,704 km (0.104 R)
• M14: 2,947,826 km (0.118 R)
• M15: 4,122,169 km (0.07 R)
• M16: 4,309,765 km (0.107 R)
• M17: 4,693,184 km (0.11 R)
• M18: 4,981,459 km (0.098 R)
• M19: 5,194,786 km (0.104 R)
• M20: 5,370,264 km (0.118 R)
• M21: 5,589,126 km (0.066 R)
• M22: 5,768,943 km (0.068 R)
• M23: 5,950,854 km (0.106 R)
• M24: 6,449,763 km (0.075 R)
• M25: 6,624,044 km (0.061 R)
• M26: 6,770,351 km (0.03 R)
• M27: 8,355,191 km (0.12 R)
• M28: 8,800,843 km (0.118 R)
• M29: 9,516,669 km (0.045 R)
• M30: 10,116,257 km (0.099 R)
• M31: 10,505,660 km (0.061 R)
• M32: 10,727,963 km (0.119 R)
• M33: 11,615,078 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.1

Radius: 7.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 11.27 AU - 14.31 AU

Year: 17514 Days

Day: 16.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 23,730,667 km

• M1: 163,810 km (0.091 R)
• M2: 219,759 km (0.118 R)
• M3: 272,119 km (0.095 R)
• M4: 651,948 km (0.09 R)
• M5: 735,124 km (0.091 R)
• M6: 959,222 km (0.118 R)
• M7: 1,256,323 km (0.081 R)
• M8: 1,652,308 km (0.119 R)
• M9: 1,738,926 km (0.074 R)
• M10: 2,436,650 km (0.104 R)
• M11: 2,823,809 km (0.079 R)
• M12: 3,033,546 km (0.078 R)
• M13: 3,086,802 km (0.07 R)
• M14: 3,749,820 km (0.096 R)
• M15: 3,826,115 km (0.108 R)
• M16: 4,058,291 km (0.094 R)
• M17: 4,295,254 km (0.115 R)
• M18: 4,455,623 km (0.094 R)
• M19: 4,618,086 km (0.066 R)
• M20: 4,679,421 km (0.118 R)
• M21: 4,761,850 km (0.11 R)
• M22: 4,886,166 km (0.051 R)
• M23: 5,095,902 km (0.058 R)
• M24: 5,180,574 km (0.037 R)
• M25: 5,764,754 km (0.049 R)
• M26: 6,256,183 km (0.059 R)
• M27: 7,687,835 km (0.079 R)
• M28: 8,054,948 km (0.05 R)
• M29: 8,178,516 km (0.041 R)
• M30: 8,228,182 km (0.081 R)
• M31: 9,190,096 km (0.106 R)
• M32: 9,397,140 km (0.079 R)
• M33: 9,684,368 km (0.087 R)
• M34: 9,816,014 km (0.092 R)
• M35: 10,862,002 km (0.066 R)
• M36: 11,080,864 km (0.099 R)
• M37: 11,495,400 km (0.114 R)
• M38: 12,197,462 km (0.068 R)
• M39: 12,425,001 km (0.078 R)
• M40: 13,000,205 km (0.104 R)
• M41: 13,174,336 km (0.077 R)
• M42: 13,760,760 km (0.12 R)
• M43: 13,908,712 km (0.113 R)
• M44: 14,355,711 km (0.064 R)
• M45: 14,595,965 km (0.056 R)
• M46: 14,867,934 km (0.107 R)
• M47: 16,786,377 km (0.09 R)
• M48: 17,325,977 km (0.09 R)
• M49: 17,935,738 km (0.096 R)
• M50: 18,357,005 km (0.103 R)
• M51: 18,683,128 km (0.047 R)
• M52: 18,814,176 km (0.107 R)
• M53: 18,879,850 km (0.081 R)
• M54: 19,573,685 km (0.118 R)
• M55: 21,670,299 km (0.084 R)
• M56: 22,745,010 km (0.107 R)
• M57: 23,025,207 km (0.07 R)
• M58: 23,518,281 km (0.072 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 12,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit