The mysterious energy that drives the expansion of the universe may not be a constant.

October 4, 2017

Pushed back only a few months, NASA wants to ensure the integration of the spacecraft.

September 29, 2017

And it will transform our fundamental understanding of the cosmos.

September 11, 2017

Of course, the bee would have to stay really, really still.

July 12, 2017

Hubble’s replacement will take space exploration to a whole new level.

May 2, 2017

For the first time ever, we are truly seeing our universe.

April 13, 2017

No known astronomical phenomenon can explain the event.

March 31, 2017

Its mirrors are as big as a tennis court.

March 13, 2017

The search for alien life continues.

January 28, 2017