Big difference between climate and space rocks.
Seriously, if you want alarmism related to space, look up bpearthwatch.
He hasn’t been right yet, but some people follow his every flatulent uttering as if it were the word of a god.
Seriously, we aren’t dead from Ison, Elenin, YU55, etc yet.
But he insisted that we would, also insisted that earthquakes were produced by same.
(Lol, plate tectonics fail on his part.)
Nope, there is either integrity or there isn't. And right now, Nasa is lacking in that department.