A stretch of green light slid along Earth’s curve earlier this month, picked up by cameras aboard the International Space ...

I’m forever grateful to NASA for giving me an amazing 10 years. After four to five years in astrophysics, I was able to go to ...

The Earth Dynamics Geodetic Explorer (EDGE) satellite is one of two next generation satellites selected by NASA to help ...

Low Earth orbit, the crowded shell of space where most satellites live, is far less forgiving than it used to be. New ...

In 1965, four years before Neil Armstrong even set foot on the Moon, the SNAP-10A became the first and only US ...

An asteroid the size of a 10-story building could collide with the Moon ...

"I strained my eyes and peered intently into the darkness. No, there could be no mistake. I could definitely see land." ...

Researchers at Kyoto University have proposed a new physical model that explores how disturbances in the ionosphere may exert ...

After that, I came back to the D.C.-area to work in Earth Science. It was a big change. I was no longer the manager of a ...

Elon Musk believes Mars can be settled by 2050, but a Rice University professor's new book reveals the many biological ...

NASA’s Hubble has examined Cloud-9, a strange object with no stars that offers clues about early galaxy formation and dark ...

Astronomers have announced the discovery of what appears to be an "ice cold Earth," a chilly but potentially habitable rocky world similar to our own located less than 150 light-years away. As ...