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NASA's Lucy spacecraft will soon swoop past a small asteroid. It will be the second asteroid encounter for Lucy, launched in ...

NASA is actively working on planetary defence against asteroids that could threaten Earth. Their new documentary highlights efforts being made.

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

T he Sun goes through an 11-year cycle of activity, going from the solar maximum, where it is covered in many sunspots and is ...