For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...

My telescope, set up for astrophotography in my light-polluted San Diego backyard, was pointed at a galaxy unfathomably far from Earth. My wife, Cristina, walked up just as the first space photo ...

NASA's Voyager 1 probe launched into space in 1977, shortly after the Voyager 2 probe. Since then it has continued ...

With the help of citizen scientists, astronomers have discovered a rare pair of "Odd Radio Circles" overlapping in space.

My telescope, set up for astrophotography in my light-polluted San Diego backyard, was pointed at a galaxy unfathomably far from Earth. My wife, Cristina, walked up just as the first space photo ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

When it comes to space travel, Albert Einstein's theory of relativity is a major inconvenience. With the laws of physics (currently) prohibiting faster-than-light travel, velocities are limited to a ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

During his life, Willy Ley predicted the dawn of the Space Age with remarkable accuracy. How did his remains end up forgotten in a co-op on the Upper West Side? Willy Ley wrote prolifically about the ...

NASA has unveiled a breathtaking new image showing what appears to be a massive “cosmic hand” stretching across 150 light-years of space, created by one of the galaxy’s most powerful electromagnetic ...