Astronomers have discovered two galaxies that are perfectly aligned, allowing their combined gravitational pull to act as a compound lens.

An international team of astronomers has discovered an instance of two galaxies aligned in a way where their gravity acts as a compound lens. The group has written a paper describing the findings and ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on the dark matter which seems to keep galaxies together and rotating with ...

For decades, the astronomical cost of overcoming Earth’s gravity has posed a significant barrier to space exploration.

“[Mechanochemistry] helps the liquid metal and aluminum nitride mix in a very controlled way to create gradient interfaces, ...