For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's how.

A planet parade will be happening high above the earth. But there is a debate on whether it is as special as you may be ...

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a telescope to be seen.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...

In case anyone missed the January planetary alignment, two more are expected to be seen in the night sky in February, with ...

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Stargazers who haven't had a chance to check out this month's planet parade will want to look up soon because there's ...