Articles en français

Given no path, a group of explorers makes their own way through a cave. While one scouts ahead, others survey the area and map their progress. The demanding exercise is part of the outdoor and technical lectures five ‘cavenauts’ are receiving from ESA’s CAVES training before they head off to explore independently a cave system…

Robert Goddard, considered the father of modern rocketry, standing with a rocket in 1935. Credit: Esther Goddard/National Air and Space Museum Archives, Smithsonian Institution Apollo 11 first landed astronauts on the Moon in 1969, but the journey to the lunar surface actually began 43 years before, in snowy Massachusetts. One hundred years ago, on March…

Imagine being nudged again and again by thousands of tiny shoves, each one barely perceptible alone, until they add up to a steady drift in one direction. That is roughly the fate of a star like our Sun as it nears the end of its life. A new model from Caltech astrophysicist Jim Fuller suggests…

Titan is the best place in the Solar System for flying. It could also be habitable to life as we know it. Learn more about this unusual, intriguing world in the ;latest episode of Planetary Radio, which features an interview with two leaders of NASA’s Dragonfly mission to Titan. Pictured: An artist’s impression of Dragonfly…

Despite continual habitability headlines, the debate over whether Mars ever had or currently has life still rages. At every new planetary conference, someone presents data that often for a few weeks at least appears to change the calculus of Martian astrobiology. But for well over two decades now, one of the biggest mysteries remains —…

From June 3 to 13, aircraft at Ellington Field in Houston gave students a firsthand look at how scientists study Earth from the air. Through NASA’s Student Airborne Research Program, or SARP, students learned how airborne field campaigns collect data used in atmospheric science, ecology, air quality research, and climate modeling. This year’s activity took place…