May 12, 2020, 4:10 p.m., Pacific: A Loihi update came in from the Hawaiian Volcano Observatory. The full text is here. Excerpt, with emphasis and
This post from March is timely now — also, there’s an update, with a movie of the asteroid. Update, April 24, 2020: Here’s the visitor:
Here’s a news story about this. Per sources quoted by Wikipedia, this very distant, nonthreatening comet is about 14 times as big as the Earth.
That’s salt — we couldn’t live without it. Salt is a mineral. It’s really difficult to mention “minerals” without your listener’s eyes glazing up and
We’ve already looked at Planet Nine on the edge of the Solar System. Well, something new has been proposed for whatever’s out there, making its
Update, May 12, 2020: Still coming back; they have turned on the ion engines. There is a really cool image from JAXA today of Hayabusa’s