New research reports the most powerful cosmic rays ever detected. Because the rays lose energy as they travel through space, ...

which is part of the agency's Deep Space Network. After the mini-moon has left, asteroid-watchers will have to wait until 2055 to catch the moon chunk again, when it is expected to once again make a ...

Gazing out the window of a rocket at Earth’s glistening blue perimeter, Emily Calandrelli’s mind was likely far from away ...

After Japanese scientists launched the world's first wooden satellite into space last week, experts in Canada are proposing ...

Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...

Planet Earth is parting company with an asteroid that has been tagging along as a “mini moon” for the past two months. The ...