What is the Sun made of?

Credits: ESA & NASA/Solar Orbiter/EUI team; Data processing: E. Kraaikamp (ROB)

Is it solid? Liquid? Gaseous?

The Sun is plasma, that is, an ionized gas therefore made up of charged particles.
Find out more in the new video on my YouTube channel! Turn on the English subtitles!

The Northern Lights

Aurora boreale che si riflette in un lago

In recent months, there have been sightings of the Northern Lights up to very low latitudes (for example in regions of northern France, in US states such as Texas and Florida or Soviet cities such as Moscow and St. Petersburg) where they generally do not reach. The reason for these sightings is increased solar activity which is near its maximum.