Fernando Ballesteros discusses the discovery of phosphine on Venus and other historical hypotheses regarding signs of life on other planets.

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.

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

Kessler Syndrome refers to an avalanche-like phenomenon in which, from a critical density of objects, a collision with space junk produces more junk, which in turn causes more collisions.

Is the presence of oxygen really indispensable for the emergence of complex multicellular life?

One of the current hotspots in astrobiology is the search for water in exoplanets. We all seem to share the idea that water is essential for the existence of life, and even the assumption that water and life are almost synonymous.

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

[caption id="attachment_44035" align="alignleft" width="320"] First stage of the Falcon 9 rocket landing on SpaceX's floating platform. / Mètode[/caption] When NASA was founded, the USAF (United States Air

When I was a kid, I was told that stars were faraway suns, and I asked myself if all of them had planets around.

Imagine a solar panel that can transform almost one hundred percent of the sunlight it receives into electricity. To make