Missió DART

Protecting ourselves from the end of the world

Discovering an Earth-bound object is not the same as avoiding it. For the latter, early detection is crucial. The author considers that we can have an effective space defence system.


The race for the exo-moons

The race to discover an exo-moon is nearing interesting times and a discovery might be just around the corner.


Next stop, Proxima Centauri

At the moment, a manned mission to Proxima Centauri involves a number of problems and challenges that we are still unable to solve.

Perseverance rover

Extraterrestrial pandemics

Can an extraterrestrial organism produce a catastrophic pandemic on our planet? Such a question arises every time we consider bringing samples from other worlds in the Solar System, especially now, amidst the COVID-19 pandemic.

fotograma mart

Stepping on Mars… or not

We seem to be living a sweet moment for manned exploration missions to Mars. There are several projects underway, both by private companies and space agencies, which aim to be the first to put a human being on Mars. Does this mean that we are now going to make the ancient dream of stepping on Mars come true?

International Space Station dome

Orbital insanity

To avoid potential psychotic episodes, the International Space Station astronauts talk weekly to their friends and family.


Gaia: the ultimate picture of the Milky Way

At the Lund Observatory in Sweden there is a painting of the first realistic representation of our galaxy, the Milky Way. The idea of carrying out this scientific and artistic work came from the Swedish astronomer Knut Lundmark who, at the beginning of the 1950s, set out to represent the Milky Way as a whole.

Sistema Solar

The Solar System highway

The Solar System has its own road network, the Interplanetary Transport Network (ITN), a ser of trajectories related to the Lagrange points.

fotograma interstellar

«Interstellar»: science and licence

We talk to astrophysicist José Antonio Font about the latest film by Christopher Nolan.

cosmic inventory

The Cosmic Inventory

In ancient Greece, Empedocles stated that everything was made up of only four elements: water, fire, earth and air. It was undoubtedly the first attempt to describe the content of our universe. Over a hundred years later, Aristotle added a fifth element: ether or quintessence, which formed the stars, while the other four were the constituents of terrestrial substances.