Around this time of year, if the weather is clear, just before dawn you might be able to see Sirius, the brightest looking ...

Saturn rises around midnight, and Venus around 2 a.m. Jupiter is low in the east before dawn; Venus is brighter and whiter.

A fifth planet has been detected within the habitable zone of a neighboring star, where conditions could perhaps support ...

The spiral galaxy M83 is captured face-on, providing a clear view of its full structure. Chandra's X-ray data reveals ...

In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently ...

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be ...