Dr. Caitlin Casey, an observational astronomer, has recently joined the physics department at UC Santa Barbara. She co-leads the C.O.S.M.O.S. collaboration — a project distinguished by its deep ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...

This Thursday we’ll have our first full moon of astronomical summer but for all practical purposes the moon will be pretty ...

Mark your calendars. The Buck Moon is set to light up the sky this July with one of the most breathtaking celestial shows of the year. You would think last month’s Strawberry Moon would be enough, but ...

High in the Andes Mountains of northern Chile, something extraordinary is happening. Perched on the peak of Cerro Pachón at ...