How many Apollo astronauts are still alive? [Further Updated: 22/04/2019]

[I have updated this article again after previously re-releasing it when news of the death of Apollo 12 and Skylab 2 commander, Al Bean became widely known, although it had been announced a few days previously. With the death of Al Bean, just four Moon-walkers survive, the youngest of them, 83 years old. Al Bean [...]

The Super Blue Blood Moon: not so super, nor so rare!

A recent phenomenon that seems to excite the media time and again to the astonishment of astronomers is that of the supermoon. This week though, we hit the jackpot with a Moon that was simultaneously super, blue and blood. All kinds of photos appeared in the media, some of which most definitely were not of [...]

How many Apollo astronauts are still alive?

One of the greatest features of a Herschel mission lunch in the canteen – although most of the Herschel veterans around the table have now moved on to other missions – is the remarkable conversations. A topic comes up and a bunch of scientists and engineers start ruminating on it. These days the topic is [...]