Saturn will put on a show for professional and backyard astromers alike, and be the brightest and closest it has been to Earth all year. On Sunday, Sept. 21, Saturn will be at opposition, meaning the ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

The next partial solar eclipse is on the same day as September's new moon: Sept. 21. During a solar eclipse, the moon casts a ...

The post The “Alien: Earth” terror we can’t unsee appeared first on Salon.com. “They noticeably de-puff under-eye bags and ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with ...

The second stage of SpaceX's Falcon 9 rocket captured an amazing view of Earth during the launch of the Intelsat 40e ...

My favorite planet, besides the one I live on, is on the rise in the low eastern sky during evening twilight. It’s Saturn and ...

Just before sunrise, the waning crescent moon, the brilliant planet Venus, and Regulus, the brightest star in the ...

Tonight is the best opportunity for Indians to catch this rare spectacle. As per Dateandtime.com, for those in Delhi, Saturn will start rising in the east at 6:24 PM IST on September 21 and will ...

The Earth will be between the planet and the Sun this evening - a configuration known as opposition. During this point, ...

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.