Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

The European Space Agency (ESA) has powered down its Gaia spacecraft after more than a decade spent gathering data that are now being used to unravel the secrets of our home galaxy.

A dazzling galaxy discovered by the James Webb Space Telescope (JWST) is forcing cosmologists to reexamine key assumptions ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...