Mystery of Missing Water from Mars Solved
Mars was once a very wet planet as is evident in its surface geological features. Scientists know that over the last 3 billion years, at least some water went deep underground, but what happened to the rest? Now, NASA’s Hubble Space Telescope and MAVEN (Mars Atmosphere and Volatile Evolution) mission are helping unlock that mystery. […]
Eclipses on Earth, Mars and Beyond
By John Uri Johnson Space Center On April 8, 2024, North America will witness its last total solar eclipse for more than twenty years. Other parts of the world will experience the rare celestial event in the coming decade. A total solar eclipse occurs when the Moon passes directly between the Sun and the Earth, […]