The United States will once again consider itself a growing nation, one that increases our wealth, expands our territory, ...

One of the many advantages of being in space is having a front-row seat to the most anticipated cosmic events.

NASA astronaut ... makes it look like it is moving beyond Earth's horizon. The tail is made of gas and dust being blown off the comet by the sun, which is also illuminating our planet's atmosphere ...

Looking up at the flickering glow of the Northern Lights is one of Earth's most incredible experiences. But now, a NASA ...

NASA astronaut Don Pettit has been busy with his camera again, this time sharing a beautiful image packed with features.

Ever wonder what the northern lights look like from space? Thanks to NASA astronaut ... into a neon sign," wrote. Want to see the northern lights yourself? You're in luck. According to NASA, the ...

It’s a term used by astronomers to describe when Earth, Mars and the Sun align. When this happens, Earth sits directly ...