To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

Pieces of Mercury may have been found on Earth, potentially allowing scientists to study the Solar System's innermost planet.

Mercury reaches its greatest elongation, 26 degrees east of the sun on July 4. From latitude 40 degrees north, the ...

Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so ...

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...