Although Mercury was geologically active in its early days, today its surface appears almost completely static. This is why ...

Learn about the bright streaks that may represent recent geological activity on Mercury, which has been considered a dead ...

From Mercury’s rare appearance to NASA’s Artemis II launch window, here’s everything to watch in the skies this month.

February evenings are quietly setting the stage for a wide planetary lineup, visible soon after sunset and stretching across ...

That will be a partial solar eclipse where the moon will block 70% of the sun from view. A rare planetary parade will march ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually difficult to spot.

The smallest planet in our Solar System may be hiding a big secret. Curious bright streaks on Mercury's surface, doodled on ...

Stargazers across Washington state are in for a treat.

Another six planet parade becomes visible this month. Don't miss out!

An analysis of 100,000 satellite images of Mercury has revealed traces of changes that challenge the image of a "dead" planet.

For decades, Mercury has been seen as astatic, heavily cratered planet, a relic of early Solar System history. Its surface, ...

The team found that the lineae occurred preferentially on the Sun-facing slopes of the younger impact craters. This suggests ...