This is not a before-and-after, they aren't even pictures of the same objecthttps://twitter.com/ridingrobots/status/1080590665216548864 …
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Also the second picture was taken around four years ago whereas the first is only about 48 hours old, so it is at best an after-and-before
I wouldn't normally complain about perplexing disinformation like this but this user claims to write for NASA https://twitter.com/ridingrobots
I'm sorry qntm but this is a joke, it's speculated (no less by the scientists on the NH team themselves) that contact binaries are a common form of comet nucleus, and that 67P is a very degraded example. Ultima Thule is, however, a pristine example.
Ultima Thule is not a comet
>will never visit not with that attitude
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