February brings a rare planetary parade, with five bright planets in clear view and a special alignment of Mercury and Saturn ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

This is the last chance to catch the pair in conjunction this year—with Venus set to be unusually bright in the night sky.

On this date, Jan. 29, 1859, American astronomer William Cranch Bond died. Cranch and his son, George Phillps Bond, ...

Southwest Research Institute partnered with the Carnegie Institution for Science to perform laboratory experiments to better ...