Comet Lovejoy approaching key spot

Comet Lovejoy reaches a pivotal point in its orbit next week when it comes closest to the sun. It will still be visible to earthbound skygazers, astronomers say.

Comet Pan-STARRS holds promise for stargazers

A rare bright comet shows up in the northern hemisphere this week, cruising past Earth with promise of spectacular naked-eye viewings of the giant ball of ice and dust streaking the twilight sky with a blazing tail.

Juno spacecraft images 'Big Dipper'

(Phys.org) -- In England it is known as the "Plough," in Germany the "Great Cart," and in Malaysia the "Seven Ploughs." Since humanity first turned its eyes skyward, the seven northern hemisphere stars that compose the "Big ...

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