“4. It’s the first interstellar object we’ve managed to observe”
Seriously? Really?
There is something being left out of that statement that would make it true.
“...orbiting within our solar system”. (Which may or may not be true.)
Seriously? Really?
There is something being left out of that statement that would make it true.
Other than gas clouds illuminated by stars and black holes, which are only "observable" by their gravitational influence and occasional gravity waves. I suppose he should have said "discrete object not gravitationally bound to a particular star". It certainly appears to be gravitationally bound to the Milky Way. There are stars that are not. Of those stars about 6/7's have been ejected by interaction with other stars, and one-seventh appear to be intergalactic visitors.
Japan just landed probes on another asteroid and there are photos of others.