IDNStudy.com, kung saan ang iyong mga tanong ay may mabilis na sagot. Tuklasin ang malalim na sagot sa iyong mga tanong mula sa aming komunidad ng mga bihasang propesyonal.
Halley's comet is arguably the most famous comet in history. As a "periodic"
comet, it returns to Earth's vicinity about 75 years, making it possible for a person to see it twice in their life time. It was last here in 1986, and it is projected to return in 2026.
( I hope it helps.)
