Space

Historic preservationists hope the 50th anniversary of the Apollo 11 moon landing will persuade the United Nations to protect Armstrong's footprints in the lunar dust.

Some humans here on Earth think so, now that the Opportunity rover’s mission has ended.

Earlier this week, the Franklin Institute Night Sky Observatory program featured special guest Dr. Hakeem Oluseyi, astrophysicist, invent ...

Astronaut Scott Kelly's immune system on high alert and changed the activity of some of his genes compared to his Earth-bound identical twin, researchers said Friday.

NASA's Opportunity, the Mars rover that was built to operate for just three months but kept going and going, was pronounced dead Wednesday.

Astronomers at the National Astronomical Observatories of the Chinese Academy of Sciences have detected that our Milky Way galaxy, while ...

Our Milky Way is one of some forty galaxies that comprise what is known as our “local group.” Two of our nearest galact ...

The huge, red moon awed viewers across the Americas and parts of western Europe and Africa on Sunday night and early Monday morning.

The moon, Earth and sun will line up this weekend for the only total lunar eclipse this year and next.

China's state-run Xinhua News Agency announced the news, simply stating: "The experiment has ended."

Despite the forecasted blast of arctic air heading our way Sunday – bundle up and brave the cold because the next opportunity to ta ...

North and South America will get the best view of the super "blood moon," as it's known, but Europeans and Africans will also be able to watch (weather permitting).

Critics were quick to point out that meeting this goal would cost many billions of dollars.

The more scientists learn about black holes, the more the findings confirm the warning: Speed kills. The black hole ASASSN-14li lie ...

NASA’s New Horizons spacecraft continues its sojourn through the outer reaches of our solar system. For the next 20 months, it will ...