WhyCosmo

  Nearly two years after NASA 's InSight Lander mission ended, scientists are still making groundbreaking discoveries from its data. The latest finding? A massive underground reservoir of liquid water on Mars ! This water lies deep beneath the surface, between 11.5 and 20 km , but it provides the best evidence that Mars still has liquid water in addition to its frozen poles . Representation of water (Credit:- AI) This astonishing discovery opens up new possibilities for the Red Planet's past climate and its potential to sustain life! While drilling to this depth would be a challenge for future human expeditions, the presence of water gives scientists new hope. Water is essential for life as we know it, and now we know Mars has plenty—hidden beneath its surface. Seismic data from InSight hints at a vast reservoir of groundwater that could theoretically host life, much like the deep mines and ocean floors on Earth do. Could Mars have the conditions to support life? While no l...

  NASA 's Curiosity rover has done it again, making headlines with a jaw-dropping discovery on the Red Planet . On May 30, 2024 , while exploring the rugged terrain of the Gediz Vallis channel on Mount Sharp , Curiosity's wheels accidentally cracked open a Martian rock, revealing something extraordinary: yellow sulfur crystals . This is a first in the history of Martian exploration and has left scientists both amazed and eager to uncover more about this unexpected find. Yellow crystals of pure, elemental sulfur appear inside a crushed Mars rock that NASA's Curiosity rover accidentally drove over.   (Image credit: NASA/JPL-Caltech/MSSS) Unearthing the Unexpected: Elemental Sulfur Crystals Since landing on Mars in 2012, Curiosity has been a trailblazer in planetary exploration, continually providing invaluable insights into the planet's past. The recent discovery of elemental sulfur crystals is no exception. Unlike previous sulfur detections on Mars, which were in the ...

  The possibility of life on Mars has long fascinated scientists and the public. The crucial question: Was Mars ever warm and wet like Earth, or was it cold and icy? A recent study points to the latter, revealing that Mars may have had a frigid, icy past. Published in Communications Earth and Environment , the study compares Martian soils from Gale Crater to those found in Newfoundland, Canada—a region with a cold subarctic climate. This comparison provides new insights into Mars' climatic history, indicating that the Red Planet's environment may have been less conducive to life as we know it. Gale Crater, investigated by NASA's Curiosity Rover since 2011, is a paleo lakebed. Soil samples from the crater show high levels of "X-ray amorphous material," rich in iron and silica but low in aluminum. These findings suggest Mars had water, but the environmental conditions were likely near freezing. The research team, led by Anthony Feldman of DRI, examined soils in Newf...

  New satellite images from the European Space Agency's Mars Express orbiter have unveiled the most detailed views of a gigantic ravine on Mars. Named A ganippe Fossa , this dark " scar " stretches across the Red Planet's surface, presenting a fascinating geological feature that rivals some of Earth's most iconic landmarks. Aganippe Fossa, a massive graben , spans approximately 375 miles (600 kilometers), making it longer than the Grand Canyon . This " ditch-like groove with steep walls " was first noticed in 1930 but was officially named only in 1976. The newly released photos, taken on December 13, 2023, provide an unprecedented look at this mysterious Martian feature. The giant "scar," known as Aganippe Fossa, is around 375 miles long from end to end.   (Image credit: ESA/DLR/FU Berlin) The Birth of a Martian Scar This scar was likely formed millions of years ago due to extreme volcanic activity. A massive blob of magma beneath the nearby...