Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists.

Look to the sky Friday night for the rare chance to see seven planets lined up. The big picture: Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars will appear together in a "planetary ...

While the lineup is not unusual, it is rare for all seven planets to line up at once and won't happen again until 2040. For much of the week, all of the planets may be visible except for Mercury ...

Off to the left will be the bright, reddish-orange Mars. While some planets line up in the sky fairly routinely, the next time the seven planets will line up is 2040. Not everyone will be able to ...

WASHINGTON — Stargazers will have a special chance to see seven planets align in the night sky this week as Mercury joins Venus, Mars, Jupiter, Saturn, Uranus and Neptune in a planetary parade.

Unable to view our graphics? Click here to see them. It's not especially remarkable for a few planets to line up in the sky, but when we see four or five brilliant planets at once, it's less ...

NEW YORK (AP) — Seven planets grace the sky at the end of February ... planetary hangouts happen when several planets appear to line up in the night sky at once. They’re not in a straight ...

It's not rare for several planets to line up in the sky, but the sight of four or five brilliant planets at once is less common, according to NASA. Planet parades are how astronomers and ...

The different speeds of the planets mean that, on occasion, several of them can be roughly lined up on the same side of the Sun. From Earth, if the orbits line up just right, we can see multiple ...

These planetary hangouts happen when several planets appear to line up in the night sky at once. They're not in a straight line, but are close together on one side of the sun. The astronomical ...