Space

Numerical modeling of the nitrogen cycle on Pluto explains the distribution, color, geology, and morphology of the different nitrogen ice deposits observed. On July 14,…
Read more

The advent of newspace and commercial space (SpaceX, Blue Origin, etc.) in the early 2000s has brought about the resurgence of the decades-old concept of…
Read more

Among the asteroids, small worlds orbiting the Sun between Mars and Jupiter, we find those genetically related to each other. They are members of the…
Read more

The moon is considered to have experienced a magma ocean, with whole-body melting. Differentiation and crystallization of the melt formed today’s crustal Moon. Major elemental…
Read more

Our solar system contains a myriad of bodies with sizes ranging from a few meters to hundreds of kilometers. We call them asteroids. The most numerous…
Read more

Many mid-latitude impact craters on Mars are filled to variable degrees with a combination of ice, dust, and rocky debris. Ring-shaped surface features visible in…
Read more

Life as we know it is based on water and organic compounds. Studying how water and organics form, evolve and move within our Solar System…
Read more

The nature of many of the rocks and materials on the surface of Mars remains mysterious. Volcanism has played an important role in forming many…
Read more

Determining the ages of planetary surfaces and events is no easy task. Surfaces are often layered in deposits from more recent activity. This fact is…
Read more

The icy satellites of the outer solar system pose numerous puzzles, one of which is sometimes referred to as the Mimas-Enceladus paradox (e.g., Czechowski &…
Read more

Photographs of the nucleus of comet 67P/Churyumov-Gerasimenko show its unexpected shape: two ellipsoidal blocks called the Head and Body, connected by a “neck.” On the…
Read more