Happy Winter Solstice!
Happy Winter Solstice! Last night, we made these solstice cookies, one for every hour. Symbolizing 7 hours 52 minutes of light and 16 hours 08 minutes of dark at where … Continue reading Happy Winter Solstice!
Category: Astronomy
Autumn in the skies
Autumn started with the death of our dear aunt Noor in The Netherlands, which came as a shock. It also brought about the second wave of COVID-19. That second wave … Continue reading Autumn in the skies
Why does everyone get tides wrong!?
We were having a beautiful evening back home in Antwerp, at the harbor. At one point Simon started jotting some calculations on the reverse side of the menu sheet (he … Continue reading Why does everyone get tides wrong!?
Watching Bob and Doug start a new era of space exploration
We watched both on Wednesday, May 27 and Saturday, May 30 when it actually happened: the historic launch of Crew Dragon Demo-2, a commercial state-of-the-art aircraft, marking the start of … Continue reading Watching Bob and Doug start a new era of space exploration
More Stephen Wolfram and Brian Greene
What has been your silver lining during this COVID-19 crisis so far, in terms of self-directed learning? Simon is happy that Grant Sanderson, Stephen Wolfram and Brian Greene all have … Continue reading More Stephen Wolfram and Brian Greene
We’ve found the real 0° meridian!
And it turned out to be a that little path next to the Royal Observatory in Greenwich, not the Prime Meridian line. The 0° meridian is what the GPS uses … Continue reading We’ve found the real 0° meridian!
Black Hole Breakthrough
Caught Simon’s reaction to Wednesday’s breaking news on video: the first-ever image of a black hole published, made by the Event Horizon Telescope project team. Simon explains why, if you … Continue reading Black Hole Breakthrough
Life of a star
“The birth of a star is not that interesting. It’s just a stellar nebula turning a protostar. The old age of a star is also not that interesting: it’s either … Continue reading Life of a star
A Guest from Space
An unbelievable experience Friday night, as we were on an Antwerp rooftop prepping to observe Uranus and Orion nebula through a telescope, Simon and I (and one more person next … Continue reading A Guest from Space
Looking at the Moon and Mars
Simon is interested in space again, since he has gravitated towards Physics and has been learning a lot of astrophysucal concepts. We had times when he didn’t bother to join … Continue reading Looking at the Moon and Mars
No Limit
Mom, did you know there’s a density limit? Density is mass divided by size! If an object reaches the density limit it will become a black hole. If you have … Continue reading No Limit
Geeks out of the box 