In last 13 years 2 dozen massive explosion in atmosphere, some as large or larger than a nuclear bombs, scientists launching new telescope.
Heads Up! Asteroids are linked to 1 or more Mass Extinctions, sudden Climate Change or ice age like intense volcanic eruptions that cover the sky with ash "1885 the year without a summer". Several videos, near misses:
12900 years ago something happened that threw North America back into a sudden ice age, and large mammals went extinct, what happened? (3 videos) temperatures suddenly dropped, ice age, and evidence is found in earth layers.