Robin Lloyd

Just after World War II, when astronomy via a "spaceship" got its first concrete proposal, it sounded outlandish.

A telescope is being fine tuned to search for gravity waves. If confirmed to exist, they would reveal convincing evidence for a big cosmology theory.

There are about ten thousand billion billion habitable planets in the observable universe, and some of these Earth-like worlds could be found soon.

New findings stir up debate about whether or not most massive stars go supernova.

Rocky planets like Earth could be found around most sun-like stars in our galaxy

Mars' liquid water was probably incredibly salty, making it tough on possible life there.

Scientists have discovered the source of a galaxy's two extra, ghostly spiral arms that show up only in some telescope images, cracking a 45-year-old mystery.

New study finds creatures huddle together as a survival strategy. Might Mars harbor similar organisms?

The Sun had sisters when it was born, according to new research. Hundreds to thousands of them.

The heart of one of the Milky Way galaxy's most massive star clusters harbors as many as five pinwheels, a strange and relatively newly discovered type of stellar object, astronomers say.

New study says nothing directly about the effect of space radiation on people but it has implications for the future of human spaceflight.

The tiny spacefarers will ride along with 12 astronauts on the shuttle Discover

High-speed streams of material could help explain emanations from black holes.