A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with Earth directly between it and the sun.
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(CNN)-- From a remote valley in Northern California, Jill Tarter is listening to the universe. Her ears are 42 large and sophisticated radio telescopes, spread across several acres, that scan the ...
Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in ...