Latest blog posts
Kepler's first law - The reason why planets don't move in circles
Kepler’s first law revealed the true shape of planetary orbits. It is still used in modern Astronomy, for example, to predict the position of objects along their orbits.
How many moons does Pluto have?
Pluto’s moon system is one of the strangest in the Solar System. It has five moons (Charon, Styx, Nix, Kerberos, and Hydra). In this article, I’ll show you what makes each one different, why the Pluto–Charon pair is so unusual, and what scientists learned when New Horizons flew past in 2015.
Why is Pluto not a planet?
Pluto used to be the ninth planet. Many people born in the late 1990s still remember it that way. So why did its status change? The answer isn’t "because it’s too small". It is linked to a specific scientific definition agreed in 2006 by the International Astronomical Union.
CV of Dr. Roger Ianjamasimanana
Find my research interests, work experience, education, telescope observing experience, awards and funding, selected publications, technical skills, supervision, service to the community, etc.
Research profile of Dr. Roger Ianjamasimanana
Read my research profile, where I highlight my research interests, latest scientific publications, technical expertise, observing experience, and more.
Online C compiler
I created this online C compiler as a simple web tool that lets you write and run C codes instantly in your browser to see the output. You do not need to install anything on your computer. You do not have to sign up as well.