If the universe is 13.8 billion years old, why is the observable universe 46 billion light-years across? This video explains ...

Our journey to comprehend the Universe’s edge begins with the concept of the observable Universe. This term refers to the ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...

Astronomers reanalyzed the chemical composition of three stars in the Milky Way's halo and found that they are between 12 and 13 billion years old. They may have also been stolen from other galaxies.

Prologue: Cosmology's extraordinary new frontiers -- How far out can we see? : voyage to the edge of the known universe -- How was the universe born? : reavealing the dawn of time -- How far away will ...

All the Latest Game Footage and Images from Space Legends: At the Edge of the Universe Some places are best left alone even if advances in space travel make visits to remote parts of the universe a ...

telescopes — the 9.2-meter Hobby-Eberly Telescope — which is partially owned and operated by Penn State. Penn State Professor of Astronomy and astrophysics Donald near-infrared detectors could detect ...

Sara Webb does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...