The inner planets Mercury and Venus will both be visible in the east-southeast sky before sunrise on Tuesday, Nov. 25.

Such events are called conjunctions, and they take place when, from Earth’s perspective, two objects in the sky seem to line ...

A new study suggests that a once-daily atmospheric tidal cycle may be a bigger driver of rapid Venusian winds than previously ...

Venus will trine Jupiter retrograde on Nov. 26, which offers the chance to rekindle connections and restore harmony. Here's ...

A chance discovery by a NASA rover on Mars shows that the red planet has a form of lightning, which researchers had suspected ...

Enjoy a post-dinner stargazing session as the first-quarter moon, Saturn and the season's brightest stars light up the ...

On the evenings of Friday, Nov. 28 through Sunday, Nov. 30, a waxing gibbous moon moves past Saturn in the southern sky — an ...