Earth and Mars were formed from material that largely originated in the inner Solar System; only a few percent of the building blocks of these two planets originated beyond Jupiter’s orbit. A group of ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

Add Yahoo as a preferred source to see more of our stories on Google. The European Space Agency's ExoMars Trace Gas Orbiter image of interstellar comet 3I/ATLAS as it passed close to Mars. (The ...

NASA's Mars Odyssey robotic spacecraft, which has been exploring Mars for over two decades, is set to complete an impressive milestone on June 30: 100,000 orbits around the Red Planet. Since its ...

NASA’s Mars Reconnaissance Orbiter (MRO) has provided new high-resolution images of Candor Chasma, a massive canyon within Mars’ Valles Marineris. These images, captured by the HiRISE camera and ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

A mysterious interstellar comet — just the third such object ever confirmed to have entered our solar system — streaked past Mars last week. A spacecraft in orbit around the red planet had a front-row ...