Nearly one third of known exoplanets are enormous gas giants, similar to Jupiter or Saturn. But whereas our solar system developed with gas giants far from our sun, some planetary systems consist of ...

As we discussed last month, late January and early February will provide a stage for a Planet Parade, with six planets lining up in the night sky. On February 1, we should see the crescent moon in ...

Californians watching the sky in February have the chance to view a parade of planets and a snow moon. The planetary alignment that began in January will continue into February, according to ...

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