From an astrological point of view, there are hardly two words that elicit a stronger reaction than Mercury retrograde.

Considered a solitary star for its lack of stellar companions, Barnard's Star is notoriously lonely—signs of any exoplanets ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

March's full moon, known as the Worm Moon, will bring a stunning total lunar eclipse, turning the Moon a deep reddish hue in ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, ...

The two innermost planets, Venus and Mercury, will shine together low in the western sky at sunset on March 10. Here's how to ...

One of this month's skywatching highlights is a total lunar eclipse on the night of March 13 — or more precisely, on the morning of the 14th when the Earth gets between the moon and the sun, and we ...

Star would be the first private mission to another planet and the first in over 30 years to directly measure Venus’s clouds.

February ends with a treat for sky-gazers: a parade of seven planets across the night sky, including Mercury, Uranus and Neptune alongside typically bright planets such as Mars, Venus, Jupiter and ...

Venus and Jupiter will be easier to spot thanks ... Typically, the planets are spread along the plane they orbit around the sun, called the ecliptic, because of their separate motions.

Mars, Jupiter and Saturn are frequently seen in the night sky. But because Venus and Mercury orbit closer to the sun than Earth, with smaller, faster orbits, it's more rare for them to make an ...