Present-day Mars is a barren and inhospitable planet, but it may have once had sandy beaches and tranquil ocean vistas. According to findings published on February 24 in the Proceedings of the ...
A team of Chinese and foreign scientists has discovered underground sedimentary layers on Mars that appear to have been ...
A "great planet alignment" will be adorning the skies on Friday. According to astronomers, the rare event won't happen again for another decade. Here's what to know.
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