White dwarfs are the extremely dense, compact remnants of stars that have ended their lives, and are at the origin of tremendous explosions known as novae. This phenomenon (not to be confused with...
Astrochemistry, a relatively new field, focuses on exploring chemistry in interstellar spaces to uncover insights about the origins of life on Earth. This discipline has seen significant advancements...
For nearly ten years, astronomers have been trying to demonstrate the existence of a massive object thought to be orbiting in the outer reaches of the Solar System. Although the hypothesis is widely...
Alessandro Morbidelli is a specialist in the evolution and formation of planetary systems, and holds the planetary formation Chair at the Collège de France. The astrophysicist looks back on his...
The “Sanctuary on the Moon” project, launched nearly ten years ago, aims to send a collection of discs containing a vast body of knowledge and material evidence of human civilisation to the Moon.
On 24 September, 2023, material collected three years earlier from the surface of asteroid Bennu was successfully returned to Earth by the OSIRIS-REx mission. Some thirty laboratories around the...