For folks in the United States, July evenings mean 4th of July fireworks. While you're waiting for the show, be sure to watch ...

Summer is here, and Mercury goes retrograde from July 17 until August 11 — the retrograde begins after the full moon lunar ...

Mercury will reach its greatest eastern elongation, marking the point where it is farthest from the Sun in the evening sky.

Debris from Mercury's heavily cratered surface could have reached Earth, so why haven't we found meteorites from the ...

Friday, July 4 Mercury reaches its greatest eastern elongation from the Sun, standing 26° from our star at 1 A.M. EDT. We’ll ...

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

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

A new study details the findings of two meteorites that likely originated from Mercury and might provide clues about its ...

What's happening in the skies over North Texas this month? July holds some spectacular sights in the night and morning sky.

Before any human dared orbit the stars, a young chimpanzee named Ham took the leap. His journey from the jungles of Cameroon ...

Narcissists are drawn to the allure of control and admiration, but what happens when you rewrite the choreography? Here are ...

From that point on, Hasselblad cameras flew on every Mercury, Gemini and Apollo mission, including the unforgettable Apollo ...