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space

Stephen Hawking, science’s brightest star

Stephen Hawking was a great man of science. His scientific interests ranged from cosmology to physics, from mathematics to artificial intelligence. In recent times he even took an interest in space exploration with the Breakthrough Starshot project to send miniature…

space

Galileo now has two more satellites

On 10 August, the European GNSS Agency (GSA) officially announced that two more satellites had gone into operation in the Galileo constellation, the European global navigation satellite system (GNSS) for civilian use, thus bringing the total number of satellites currently…

space

20 July 2016: 40 years ago the Viking 1 lander touched down on Mars

On 20 July of 40 years ago, the Viking 1 lander touched down on Mars and made history as the first NASA space mission to perform a successful landing on the fourth planet of the solar system (all international missions…

space

4 July 2016: the Juno spacecraft reached the orbit of Jupiter and brought a lot of Italy with it

Who better than a goddess like Juno could have given its name to this space mission to study the largest planet of the Solar System? In Roman mythology, the god Jupiter was transformed into a cloud to hide his actions,…

space

Cosmic collision

When two galaxies start to approach, the tidal attraction forces deform their structures, creating sometimes particular forms, like filaments or tails. The merging between different galaxies does not bring their inner stars in a real collision, because of the enormous…

space

How does one become an astronaut?

Who, as a child, has not answered the question, “What do you want to be, when you grow up?” with  “an astronaut!”? The idea of flying free like a bird and exploring space has fascinated mankind always, however behind the…

space

Just an ordinary day, in absence of gravity

The typical day of an astronaut in some ways is rather repetitive, it is subdivided precisely into various activities that each member of the crew must complete. Besides working for everything to operate correctly, and to complete the scientific experiments,…

space

Neutrinos

Neutrinos are extremely light neutral particles; for a long time, it was believed that they were massless. Now we know that they have a very small mass and that they can be of three types or flavours. The peculiarity of…

space

The comet’s tail

Comets are “dirty snowballs” that spend most of their life at the edges of the Solar System. Due to gravitational interaction with the gas planets, their orbit can be subjected to changes that bring it close to our star.  If…

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