Summer’s brightest stars appear, echoing these Earth-bound lights, beginning around 9:20 p.m. through mid-month.

Discover why Earth's farthest distance from the sun coincides with summer heat, then grab your binoculars for a week of ...

A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

Each month, a full moon lights up the night sky—but this July brings a special sight for stargazers. The full Buck Moon will share the spotlight with Mars and Saturn, creating a beautiful display and ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

An astrophotographer has captured an extremely rare and "difficult" photo of a solar flare exploding from the sun at the exact moment the International Space Station passed directly in front of our ...

There are huge, invisible structures in the ionosphere that are high above the surface of the Earth. These structures are ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

#11. The Moon’s temperature can vary from 242° Fahrenheit in a sunny spot to −334° Fahrenheit in a shady spot near one of its poles. On the Celsius scale, that’s a range from 117° to −203°.

Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

At this time, the sun shines at such an angle to make it appear as if there is a gigantic 'V' and 'X' marking the barren ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...